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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What can slowly dissolve carbon in sedimentary rock?
A. hydrocarbons
B. acetic acid
C. precipitation
D. evaporation
E. rivers and streams
F. puddles
G. ponds
H. nitrogen
Answer: | E | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Compared to the plain RSA cryptosystem and for equivalent key sizes, the plain Elgamal cryptosystem has\dots
A. a simpler key generation algorithm.
B. a simpler encryption algorithm.
C. a simpler decryption algorithm.
D. shorter ciphertexts.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What do you call the physical environment in which a species lives and to which it is adapted?
A. ecosystem
B. environment
C. habitat
D. domain
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
In practice, what is the typical size of an RSA modulus?
A. 64 bits
B. 256 bits
C. 1024 bits
D. 8192 bits
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
A monad M is a parametric type M[T] with two operations, flatMap and unit: extension [T, U](m: M[T]) def flatMap(f: T => M[U]): M[U] def unit[T](x: T): M[T] To qualify as a monad, a type has to satisfy the three following laws for all m: M[T], x: T, f: T => M[U] and g: U => M[V]: (Associativity) m.flatMap(f).flatMap(g) === m.flatMap(f(_).flatMap(g)) (Left unit) unit(x).flatMap(f) === f(x) (Right unit) m.flatMap(unit) === m Is List with its usual flatMap method and unit(x) = List(x) a monad?
A. Yes
B. No
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Which can best be described as hibernation for most amphibians?
A. a brain dead frog in mud
B. a frog napping for an hour in mud
C. a frog burying itself in mud for months
D. a frog sleeping for the night in mud
Answer: | C | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
The number of permutations on a set of $n$ elements
A. is always greater than $2^n$
B. is approximately $n(\log n - 1)$
C. can be approximated using the Stirling formula
D. is independent of the size of the set
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Dengue fever and yellow fever are examples of diseases caused by what type of pathogen?
A. worms
B. fungi
C. bacteria
D. virus
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Consider optimizing a matrix factorization $\boldsymbol{W} \boldsymbol{Z}^{\top}$ in the matrix completion setting, for $\boldsymbol{W} \in \mathbb{R}^{D \times K}$ and $\boldsymbol{Z} \in \mathbb{R}{ }^{N \times K}$. We write $\Omega$ for the set of observed matrix entries. Which of the following statements are correct?
A. Given any $\Omega$, for $K:=\min \{N, D\}$, there is an exact solution to the problem.
B. In general, a step of $\mathrm{SGD}$ will change all entries of the $\mathbf{W}$ and $\mathbf{Z}$ matrices.
C. Adding a Frob-norm regularizer for $\boldsymbol{W}$ and $\boldsymbol{Z}$ to the matrix factorization objective function makes the objective convex.
D. A step of alternating least squares is more costly than an SGD step.
E. For complete observations $\Omega=[1 \ldots D] \times[1 \ldots N]$, the problem can be solved by the singular value decomposition.
F. The cost of an SGD step depends on the number of observed entries.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
ASLR stands for
A. Address Space Layout Randomization
B. Address Structure Layout Randomization
C. Augmented Security Layer Randomization
D. Address Space Linker Randomization
E. Automatic Structure Layout Randomization
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
The most common elements have the most tightly bound __________.
A. membrane
B. atoms
C. quarks
D. nuclei
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Which scheme is the most secure?
A. DES.
B. Two-key triple DES.
C. Three-key triple DES.
D. Double DES.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What system is the brain the control center of?
A. circulatory
B. nervous
C. fibrous
D. adrenal
Answer: | B | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
The entropy change is positive as the solid state changes into which state?
A. liquid
B. gas
C. chemical
D. mixture
Answer: | A | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What should a pregnant woman avoid while pregnant?
A. toxic substances
B. rest and relaxation
C. vitamins
D. healthy food
Answer: | A | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Living organisms are comprised of organic compounds, which are molecules built around what element?
A. oxygen
B. helium
C. silicon
D. carbon
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What animals belong to the largest phylum of invertibrates?
A. plants
B. parasites
C. octopuses
D. tortoises
E. eartworms
F. insects
G. mammals
H. animals
Answer: | F | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
In arthropods, coxal glands and malphigian tubules perform what role?
A. excretion
B. ingestion
C. photosynthesis
D. reproduction
Answer: | A | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
A planet rotating causes
A. our nearest star
B. varied temperatures
C. tides
D. humidity
E. global warming
F. flow of electrons
G. gravity
H. Physical weathering
Answer: | B | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is the name of the order that salamanders belong to?
A. oronthalic
B. aneuploid
C. platyhelminth
D. urodela
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is created when a solvent dissolves a solute?
A. Solutions
B. salinity
C. sugar
D. Condensation
E. an object
F. Heat energy
G. Energy.
H. energy
Answer: | A | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
(Neural networks) Training only the first layer of a deep neural network using the logistic loss is equivalent to training a logistic regression over a transformed feature space.
A. True
B. False
Answer: | B | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What are most fresh fruits, vegetables, whole grains rich in?
A. magnesium
B. calcium
C. cellulose
D. cholesterol
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Mussels have what?
A. seaweed
B. arms
C. Energy
D. a shell
E. warmth
F. bacteria
G. Length
H. legs
Answer: | D | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Tick the \textbf{true} assertion. Assume an arbitrary $f:\{0,1\}^p \rightarrow \{0,1\}^q$, where $p$ and $q$ are integers.
A. $\mathsf{DP}^f(a,b)=\displaystyle\Pr_{X\in_U\{0,1\}^p}[f(X\oplus a)\oplus f(X)\oplus b=1]$, for all $a \in \{0,1\}^p$, $b \in \{0,1\}^q$.
B. $\Pr[f(x\oplus a)\oplus f(x)\oplus b=0]=E(\mathsf{DP}^f(a,b))$, for all $a, x \in \{0,1\}^p$, $b \in \{0,1\}^q$.
C. $2^p\mathsf{DP}^f(a,b)$ is odd, for all $a \in \{0,1\}^p, b \in \{0,1\}^q$.
D. $\displaystyle\sum_{b\in\{0,1\}^q} \mathsf{DP}^f(a,b)=1$, for all $a \in \{0,1\}^p$.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Tick the \textbf{true} assertion. Let $X$ be a random variable defined by the visible face showing up when throwing a dice. Its expected value $E(X)$ is:
A. 3.5
B. 3
C. 1
D. 4
Answer: | C | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What term did schrödinger use for regions around the nucleus where electrons are most likely to be?
A. arrays
B. isotopes
C. ellipses
D. orbitals
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Choose the \emph{correct} statement
A. Elliptic curves form a field.
B. Elliptic curves form a ring.
C. Elliptic curves form an Abelian group.
D. Elliptic curves form an ideal.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Mountain building and earthquakes are some of the responses of rocks when subected to what?
A. weather
B. time
C. erosion
D. stress
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What does crop rotation renew?
A. plants
B. loans
C. loam
D. water
Answer: | C | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
A proof system is computational-zero-knowledge if \dots
A. for any PPT verifier and for any simulator $S$, $S$ produces an output which is hard to distinguish from the view of the protocol.
B. there exists a PPT simulator $S$ such that for any \emph{honest} verifier, $S$ produces an output which is hard to distinguish from the view of the verifier.
C. for any PPT verifier, there exists a PPT simulator that produces an output which is hard to distinguish from the view of the protocol.
D. for any \emph{honest} verifier and for any simulator $S$, $S$ produces an output which is hard to distinguish from the view of the protocol.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What type of relationship occurs between organisms when one member benefits without affecting the other?
A. cooperative
B. commensalism
C. bilateral
D. parasitic
Answer: | B | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
For the number of times the apriori algorithm and the FPgrowth algorithm for association rule mining are scanning the transaction database the following is true
A. fpgrowth has always strictly fewer scans than apriori
B. fpgrowth and apriori can have the same number of scans
C. apriori cannot have fewer scans than fpgrowth
D. all three above statements are false
Answer: | B | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is an example of runoff?
A. A farm being irrigated
B. Water running from a farm into Lake Huron
C. Rainwater soaking into the ground
D. Water condensing to form dew
Answer: | B | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What atoms make up a water molecule?
A. alumhg and oxygen
B. hydrogen and oxygen
C. One Hydrogen
D. Sodium and Oxygen
Answer: | B | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
An example of a chemical change is
A. milk to yogurt
B. mixing marbles
C. my chemical romance
D. shredding paper
Answer: | A | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is the first digestive organ that food enters?
A. tongue
B. stomach
C. mouth
D. esophagus
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Which orbits a star?
A. Neptune
B. a galaxy
C. the sun
D. the moon
Answer: | A | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What triangular feature is formed when a river empties into a large body of still water?
A. region
B. confluence
C. delta
D. flow
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What type of shape does sodium chloride have?
A. cubic
B. trianguler
C. round
D. oblong
Answer: | A | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
The nervous system is made up of these?
A. neurons
B. muscles
C. blood cells
D. fibers
Answer: | A | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is in the soil that causes mars to look red?
A. iron
B. sand
C. carbon
D. garnet
Answer: | A | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
An example of an adult animal laying eggs is all aside from
A. penguins
B. snakes
C. turtles
D. kittens
Answer: | D | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What do ants and termites eat to help them digest wood and leaves?
A. pollen
B. berries
C. fungi
D. yeast
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Your friend Charlie was training a neural net, and observed something very curious. During training, the same network, with the same exact weights, doesn't always give the same prediction for a given example. What can cause this behavior?
A. Residual layers (skip-connections)
B. Convolutional layers
C. Batch normalization
D. SGD with momentum
E. Adam
F. Dropout
G. L1 regularization
H. L2 regularization
I. This is not possible, Charlie made a mistake
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Chlorine is a nonmetal and gains one electron in becoming a what?
A. atom
B. anion
C. sulfate
D. carbonate
Answer: | B | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Burning of methane is a type of what, which involves the breaking and forming of bonds?
A. liquid reaction
B. physical reaction
C. chemical reaction
D. toxic reaction
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
K-means can be equivalently written as the following Matrix Factorization $$ \begin{aligned} & \min _{\mathbf{z}, \boldsymbol{\mu}} \mathcal{L}(\mathbf{z}, \boldsymbol{\mu})=\left\|\mathbf{X}-\mathbf{M} \mathbf{Z}^{\top}\right\|_{\text {Frob }}^{2} \\ & \text { s.t. } \boldsymbol{\mu}_{k} \in \mathbb{R}^{D}, \\ & z_{n k} \in \mathbb{R}, \sum_{k=1}^{K} z_{n k}=1 . \end{aligned} $$
A. (a) yes
B. (b) no
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
There is always a slightly negative pressure within what cavity, helping keep the airways of the lungs open?
A. cervical
B. thoracic
C. anal
D. spinal
Answer: | B | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What can can cause an increase in the temperature of the lower atmosphere?
A. solar flares
B. burning fossil fuels
C. gas expanding
D. Dehydration
E. Warm air moving into cold air
F. radio waves
G. Greenhouse gasses
H. Greenhouse gases
Answer: | B | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What animal is cold-blooded?
A. cats
B. dogs
C. tree hopper
D. rats
Answer: | C | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Mechanical weathering is a end result of a
A. wind turbines
B. solar panel
C. shad tree mechanic
D. giant ice river
Answer: | D | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
what lacks chlorophyll?
A. mushrooms
B. alpacas
C. bacteria
D. acetic acid
E. Leptospirosis
F. salamanders
G. deserts
H. Conifers
Answer: | A | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What does evolution study over time?
A. Plant reproduction
B. sensory neurons
C. Plants growth
D. Animal survival
E. survival
F. competition
G. characteristics
H. light energy
Answer: | G | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is when a cell converts from oxygen and carbohydrates into carbon dioxide, water, and energy?
A. kinetic energy
B. requirement for life
C. Evaporation
D. Organic compounds
E. they body they live in
F. requirement for eating
G. requirement for oxygen
H. requirement for carbon
Answer: | B | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What was formed by rock folding?
A. Something located on the Sun
B. marshes, bogs, and swamps
C. Something located on the border of Tibet and Burma
D. Something located on Venus
E. Something caused by pressure differences
F. Something that take eight minutes to travel to the Earth
G. Something located in the Pacific Ocean
H. soil loss through hurricanes
Answer: | C | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What type of rain dissolves limestone and marble?
A. acid
B. sulfur
C. carbon
D. natural
Answer: | A | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What usually causes fractures on a bone?
A. extra weight
B. shear stress
C. compressive stress
D. excessive bending stress
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
In qualitative analysis, reagents are added to an unknown chemical mixture in order to induce what?
A. sunlight
B. erosion
C. motion
D. precipitation
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Mushrooms and other fungi obtain energy from what?
A. other organisms
B. the soil
C. the sun
D. the air
Answer: | A | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Tick the \textbf{true} assertion.
A. It is asymptotically harder to do a collision than to do a preimage attack.
B. The probability that a random number is prime increases whith the increase of size length.
C. If $f(n)\in O(g(n))$ then $f(n)\in \Theta(g(n))$.
D. If $f(n)\in \Theta(g(n))$ then $f(n)\in O(g(n))$.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Consider the following sequence of random variables $S_1,\ldots,S_n,\ldots$ Assume that the limit $H^\star(\mathcal{S})=k$ exists and is finite. Suppose that there exists $\hat{n}>0$ such that for all $i\geq \hat{n}$ one has that the marginal distributions of $S_{i+1}$ and $S_i$ satisfy $p_{S_{i+1}}=p_{S_i}$. Denote with $\mathcal{Y}_{\hat{n}}$ the alphabet of the source $S_{\hat{n}}$. True or false: Can one use this information to infer that the following holds: $|\mathcal{Y}_{\hat{n}}| \geq 2^k $?
A. True
B. False
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
For this question, one or more assertions can be correct. Tick only the correct assertion(s). There
will be a penalty for wrong assertions ticked.Using a 3-gram character model, which of the following expressions are equal to \( P(\text{opossum}) \) ?
A. \( P(\text{op}) \cdot P(\text{op}|\text{o}) \cdot P(\text{po}|\text{s}) \cdot P(\text{os}|\text{s}) \cdot P(\text{ss}|\text{u}) \cdot P(\text{su}|\text{m}) \)
B. \( P(\text{op}) \cdot P(\text{o}|\text{po}) \cdot P(\text{s}|\text{op}) \cdot P(\text{s}|\text{so}) \cdot P(\text{u}|\text{ss}) \cdot P(\text{m}|\text{us}) \)
C. \( P(\text{op}) \cdot P(\text{o}|\text{op}) \cdot P(\text{s}|\text{po}) \cdot P(\text{s}|\text{os}) \cdot P(\text{u}|\text{ss}) \cdot P(\text{m}|\text{su}) \)
D. \( P(\text{opo}) \cdot P(\text{s}|\text{po}) \cdot P(\text{s}|\text{os}) \cdot P(\text{u}|\text{ss}) \cdot P(\text{m}|\text{su}) \)
E. \( P(\text{o}) \cdot P(\text{p}|\text{o}) \cdot P(\text{o}|\text{p}) \cdot P(\text{s}|\text{o}) \cdot P(\text{s}|\text{s}) \cdot P(\text{u}|\text{s}) \cdot P(\text{m}|\text{u}) \)
F. \( P(\text{opo}) \cdot P(\text{pos}) \cdot P(\text{oss}) \cdot P(\text{ssu}) \cdot P(\text{sum}) \)
G. \( P(\text{opo}) \cdot P(\text{ssu}) \cdot P(\text{sum}) \)
H. \( \displaystyle \frac{ P(\text{opo}) \cdot P(\text{pos}) \cdot P(\text{oss}) \cdot P(\text{ssu}) \cdot P(\text{sum}) }{ P(\text{po}) \cdot P(\text{os}) \cdot P(\text{ss}) \cdot P(\text{su}) } \)
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Which layer of the earth is molten?
A. the outer core
B. the mantle
C. the metallic core
D. the inner core
Answer: | A | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Silicon with an element that gives it extra electrons is which type of semiconductor?
A. n-type
B. i.g - type
C. k. - type
D. m. Type
Answer: | A | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Tick the \textbf{false} statement.
A. Cryptographic primitives used in Bluetooth are provably secure.
B. In WEP, authentication is done with the pre-shared keys.
C. The security of Bluetooth 2.0 pairing is based on PIN.
D. Due to memory limitations, dummy devices can share the same key with everyone.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What do tissues need to repair themselves?
A. cells
B. body
C. rest
D. food
E. bones
F. energy
G. blood
H. heat
Answer: | C | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is a correct pruning strategy for decision tree induction?
A. Apply Maximum Description Length principle
B. Stop partitioning a node when either positive or negative samples dominate the samples of the other class
C. Choose the model that maximizes L(M) + L(M|D)
D. Remove attributes with lowest information gain
Answer: | B | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What would have a better chance of survival if predators decreased?
A. Hamsters
B. Snakes
C. Killer Whales
D. Tigers
Answer: | A | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Which of the following hold(s) true about update deployment in the secure
development lifecycle?
A. Updates may bring new code that may be buggy, so additional
monitoring is required after deploying an update.
B. One motivation for automatic updates is for manufacturers to
ensure that users have the latest code installed.
C. You should always deploy third party updates automatically
and immediately in your project.
D. Not allowing rolling back to previous versions is necessary
in the Secure Development Lifecycle.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Bluetooth pairing v2.0 is based on\dots
A. bilinar mappings over elliptic curves.
B. a short authenticated string.
C. an ephemeral secret PIN code.
D. a secure token.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Carbon dioxide does not rise like other gases because it has a density greater than what?
A. gravity
B. air
C. light
D. water
Answer: | B | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Using a block cipher, we can build \ldots
A. only hash functions.
B. only MACs.
C. only hash functions and MACs.
D. hash functions, MACs, and stream ciphers.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What could chemical splashing harm?
A. organisms
B. embryos
C. people
D. animals
E. an object
F. dolphins
G. consumers
H. vehicles
Answer: | B | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Carrier proteins bind and carry the molecules across what cell structure?
A. plastid
B. nucleus
C. cell wall
D. cell membrane
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Radiocarbon is useful for dating relatively young materials with what element as their base?
A. carbon
B. hydrogen
C. nitrogen
D. oxygen
Answer: | A | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
The water in the bowl was gone before the water
A. on the tray
B. in the mug
C. on the plate
D. on the table
Answer: | B | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Let \( P(n) \) be a proposition for a positive integer \( n \) (positive integers do not include 0).
You have managed to prove that \( orall k > 2, \left[ P(k-2) \wedge P(k-1) \wedge P(k)
ight]
ightarrow P(k+1) \).
You would like to prove that \( P(n) \) is true for all positive integers. What is left for you to do ?
A. None of the other statement are correct.
B. Show that \( P(1) \) and \( P(2) \) are true, then use strong induction to conclude that \( P(n) \) is true for all positive integers.
C. Show that \( P(1) \) and \( P(2) \) are true, then use induction to conclude that \( P(n) \) is true for all positive integers.
D. Show that \( P(1) \), \( P(2) \) and \( P(3) \) are true, then use strong induction to conclude that \( P(n) \) is true for all positive integers.
Answer: | D | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
In a FP tree, the leaf nodes are the ones with:
A. Lowest confidence
B. Lowest support
C. Least in the alphabetical order
D. None of the above
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is the time complexity to perfom a left-to-right multiplication of two $\ell$-bit integers?
A. $\sqrt{\ell}$.
B. $\ell $.
C. $\ell ^2$.
D. $\ell ^3$.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
You are using a 3-layer fully-connected neural, and you are using \textbf{$f(x) = 2x$ as your activation function} . Your input data has components in [0, 1]. \textbf{You initialize your weights using Kaiming (He) initialization}, and set all the bias terms to 0. You start optimizing using SGD. What will likely happen?
A. The gradient is 0 so nothing happens
B. The gradient is very large so the model can't converge
C. Training is fine, but our neural net does only as well as a linear model
D. Everything is fine
Answer: | C | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
what is used for moving people across bodies of water?
A. Boeing 747
B. cars
C. skateboards
D. heat energy
E. engines
F. shoes
G. energy
H. electricity
Answer: | A | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Following are token counts that appear in 3 documents (D1, D2, and D3):
D1 – tablet: 7; memory: 5; app: 8; sluggish: 7
D2 – memory: 5; app: 3
D3 – tablet: 3; sluggish: 3
Based on the cosine similarity, which 2 documents are the most similar?
A. D1 and D2
B. D1 and D3
C. D2 and D3
Answer: | B | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is more complex in eukaryotes than prokaryotes?
A. pollen
B. reliance on water
C. being composed of cells
D. nothing
E. orchids
F. A computer
G. a cuticle
H. mitosis
Answer: | H | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What does photosynthesis change light energy into?
A. radiation energy
B. chemical energy
C. electrical energy
D. carbon energy
Answer: | B | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Consider the following context-free grammar \(G\) (where \(\text{S}\) is the top-level symbol):
\(R_{01}: \text{S} \rightarrow \text{NP VP}\)
\(R_{02}: \text{NP} \rightarrow \text{NP0}\)
\(R_{03}: \text{NP} \rightarrow \text{Det NP0}\)
\(R_{04}: \text{NP0} \rightarrow \text{N}\)
\(R_{05}: \text{NP0} \rightarrow \text{Adj N}\)
\(R_{06}: \text{NP0} \rightarrow \text{NP0 PNP}\)
\(R_{07}: \text{VP} \rightarrow \text{V}\)
\(R_{08}: \text{VP} \rightarrow \text{V NP}\)
\(R_{09}: \text{VP} \rightarrow \text{V NP PNP}\)
\(R_{10}: \text{PNP} \rightarrow \text{Prep NP}\)
complemented by the lexicon \(L\):
a : Det
blue : Adj, N
drink : N, V
drinks : N, V
friends : N
from : Prep
gave : V
letter : N
my : Det
neighbor : N
nice : Adj, N
of : Prep
postman : N
ran : V
the : Det
to : PrepIf the notation \(T(w)\) is used to refer to the rule \(T \rightarrow w\), which of the following correspond to valid derivations according to the grammar \(G\)?(Penalty for wrong ticks.)
A. \(R_{01}, R_{08}, R_{02}, R_{04}, \text{N}(\text{letter}), \text{V}(\text{ran}), R_{03}, \text{Det}(\text{the}), R_{04}, \text{N}(\text{drinks})\)
B. \(R_{01}, R_{03}, \text{Det}(\text{a}), R_{05}, \text{Adj}(\text{blue}), \text{N}(\text{drink}), R_{07}, \text{V}(\text{ran})\)
C. \(R_{01}, R_{02}, R_{04}, \text{N}(\text{friends}), R_{09}, \text{V}(\text{gave}), R_{02}, \text{N}(\text{postman})\)
Answer: | B | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is the major source of water vapor in the atmosphere?
A. sea
B. streams
C. ocean
D. drift
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Where's the best place to use water to power a lighthouse?
A. the tundra
B. the ocean
C. the desert
D. the mountains
Answer: | B | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is it called when a mistake occurs in dna replication.
A. radiation
B. adaptation
C. degradation
D. mutation
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Which of the following statements about code instrumentation is/are correct?
A. We should instrument basic blocks when collecting edge coverage.
B. The instrumentation code for coverage collection should not
change the original functionality.
C. Binary rewriting-based coverage collection has lower runtime
overheads than compiler-based instrumentation.
D. We can only do binary rewriting on position-independent code (PIC).
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
if a person eats a fruit, it is possible it was once which of these?
A. none of these
B. it was a reproduction structure
C. it was a stone
D. it was a root
Answer: | B | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
How many valves are in the heart?
A. six
B. four
C. one
D. two
Answer: | B | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Metal things are made of metal, glass things are made of glass, iron things, however, are made of what material?
A. Iron
B. Plastic
C. candy
D. milk
Answer: | A | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Which of the following is correct regarding the use of Hidden Markov Models (HMMs) for entity recognition in text documents?
A. The cost of learning the model is quadratic in the lengths of the text.
B. The cost of predicting a word is linear in the lengths of the text preceding the word.
C. An HMM model can be built using words enhanced with morphological features as input.
D. The label of one word is predicted based on all the previous labels
Answer: | C | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Cell phones can cause people in cars to what?
A. eardrum
B. crash
C. death
D. Injury
E. stop for gas
F. get a flat tire
G. move
H. have a breakdown
Answer: | B | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is considered to be a unique feature of echinoderms?
A. water vascular system
B. air vascular system
C. oil vascular system
D. iron vascular system
Answer: | A | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What term describes a colloidal dispersion of a liquid in either a liquid or a solid?
A. compound
B. mix
C. emulsion
D. suspension
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Mammals are
A. animal transport
B. Heterotrophs
C. parasites
D. fur and fat
E. animals
F. pathogens
G. producers
H. more abundant
Answer: | B | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What types of living things are divided into nonvascular and vascular groupings?
A. plants
B. mammals
C. animals
D. organs
Answer: | A | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Why is water important for the nervous system?
A. to prevent disease
B. to carry nutrients
C. to prevent dehydration
D. to carry information
Answer: | C | sciq |
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