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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
An element of the finite field $\mathrm{GF}(2^8)$ is usually represented by\dots
A. \dots one hexadecimal digit.
B. \dots eight bytes.
C. \dots two hexadecimal digits.
D. \dots an irreducible polynomial of degree 8.
Answer:
|
A
|
m1_preference
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Most _ feed on bacteria and algae that use sunlight to make food.
A. Energy
B. Lobsters
C. Most plants
D. Seaweed
E. Starfish
F. plant life
G. Copepods
H. energy usage
Answer:
|
G
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What can destroy living cells, produce mutations and cause cancer?
A. stingrays
B. prismatic rays
C. plasma rays
D. gamma rays
Answer:
|
D
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What conserve body heat with their hair or fur?
A. foxes
B. snakes
C. goats
D. whales
E. dogs
F. cats
G. humans
H. lizards
Answer:
|
A
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is the term for the process in which an area that has never before been colonized changes through time?
A. ecological succession
B. colony succession
C. continuous succession
D. environmental succession
Answer:
|
A
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What makes temperature vary?
A. it's state
B. voltage
C. wind
D. seasons
E. fever
F. Summer
G. sweating
H. sun's heat
Answer:
|
D
|
qasc
|
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.
Transpiration is when what moves from plants into the blanket of air around the earth.
A. nitrogen
B. evaporation
C. kinetic energy
D. heat energy
E. cells
F. air
G. water vapor
H. Condensation
Answer:
|
G
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
With negative sampling a set of negative samples is created for
A. For each word of the vocabulary
B. For each word-context pair
C. For each occurrence of a word in the text
D. For each occurrence of a word-context pair in the text
E.
Answer:
|
D
|
m1_preference
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is the area of our universe that isn't stars and galaxies called?
A. galaxies
B. solar systems
C. dark matter
D. nebula
Answer:
|
C
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
How do some insects communicate?
A. sound
B. sensory neurons
C. Decibels
D. electronic waves
E. progesterone
F. Vibrates
G. pheromones
H. radio waves
Answer:
|
G
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
A binary prefix-free code $\Gamma$ is made of four codewords. The first three codewords have codeword lengths $\ell_1 = 2$, $\ell_2 = 3$ and $\ell_3 = 3$. What is the minimum possible length for the fourth codeword?
A. $1$.
B. $2$.
C. $3$.
D. $4$.
Answer:
|
A
|
m1_preference
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Which part of the body of amphibians, easily absorbs substances from the environment?
A. skin
B. scales
C. liver
D. Eyes
Answer:
|
A
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
If a bird lives in a dangerous place with fires and predators, a bird will likely
A. live longer
B. flourish
C. thrive
D. acquire characteristics
Answer:
|
D
|
openbookqa
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What detect and respond to diurnal cycles?
A. tides
B. stars
C. fens
D. Oak
E. Conifers
F. humans
G. water
H. plants
Answer:
|
H
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is tube-shaped and brings urine from the kidneys to the urinary bladder?
A. gametophytes
B. vas deferens
C. fallopian tube
D. ureters
Answer:
|
D
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
The concentration of a substance is the quantity of solute present in a given quantity of ___________?
A. salutation
B. solution
C. mixture
D. structure
Answer:
|
B
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
The Time-Memory Tradeoff Attack ...
A. is useful for finding a preimage within complexity $O\big(\big({\frac{2}{3}}\big)^N\big).$
B. is useful for finding a preimage within complexity $O(N^{\frac{2}{3}}).$
C. is a dedicated method which works only on SHA1.
D. can be combined with birthday paradox to find the order of the group in RSA efficiently.
Answer:
|
A
|
m1_preference
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Why would something appear blue?
A. it reflects the same wavelength as fire
B. it reflects the same wavelength as coal
C. it reflects the same wavelength as the sun
D. it reflects the same wavelength as the sea
Answer:
|
D
|
openbookqa
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
When constructing a word embedding, negative samples are
A. word - context word combinations that are not occurring in the document collection
B. context words that are not part of the vocabulary of the document collection
C. all less frequent words that do not occur in the context of a given word
D. only words that never appear as context word
Answer:
|
A
|
m1_preference
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Because glucose is a major cellular fuel, starch represents a supply of what?
A. hydrogen
B. carbon
C. energy
D. oxygen
Answer:
|
C
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
The radiation exposure is determined by the number of what times the quality factor of the radiation?
A. rads
B. beacons
C. units
D. pounds
Answer:
|
A
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
the average number of individuals per unit of area or what can vary considerably?
A. Decibels
B. colors
C. dense
D. Summer
E. volume
F. seasons
G. animals
H. decreases
Answer:
|
E
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
The number of parameters of the fasttext classifier and the simple self-attention classifier
A. Are the same
B. Fasttext has more
C. Self-attention has more
Answer:
|
A
|
m1_preference
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
what happens to fibers after muscle activation?
A. It expands
B. Localized damage
C. It decreases
D. get shorter
E. they bend
F. rapid expansion
G. sweating
H. movement
Answer:
|
D
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What can some mechanoreceptors sense?
A. friendship
B. science
C. motion
D. charge
E. pain
F. Energy
G. feelings
H. damage
Answer:
|
E
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Determine which of the following conditional statements evaluate to true (more than one answer can be correct):
A. If 5-7 > 0, then 3-7>0
B. If 5-7 < 0, then 3-7>0
C. If 5-7 > 0, then 3-7<0
D. If 5-7 < 0, then 3-7<0
E. None of the other options
Answer:
|
A
|
m1_preference
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
In an 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 other options.
Answer:
|
A
|
m1_preference
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Structural adaptations in flying animals often contribute to reduced what?
A. eyesight
B. blood flow
C. body mass
D. respiration
Answer:
|
C
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What will happen to a rock when it's under tremendous stress?
A. it will solidify
B. it will rebound
C. it will slow
D. it will fracture
Answer:
|
D
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Bacteria can cause what?
A. common cold
B. dead organisms
C. influenza
D. viral infections
E. bodily tissues to swell
F. contamination
G. Something that causes allergies
H. harmful substances
Answer:
|
E
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
what can a magnet moving in a coil of copper cause?
A. pennies
B. h2o
C. kinetic energy
D. proton flow
E. heat energy
F. flow of electrons
G. Heart rate
H. electromagnetic energy
Answer:
|
F
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What can DNA contain the instructions for?
A. keeps the organism warm
B. Something to move
C. Plant reproduction
D. a single protein
E. A computer
F. Animal survival
G. survival
H. an engine
Answer:
|
D
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
When an atom gains or loses an electron it becames an?
A. neutron
B. photon
C. ion
D. electron
Answer:
|
C
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What do plants require to make food?
A. nutrients
B. sunlight
C. photons
D. Energy.
E. Light
F. Proteins
G. power
H. heat energy
Answer:
|
B
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Why would happen if the screw was loose on a bicycle's tire?
A. it would need to be repaired
B. you could tape it
C. it might fall off
D. it might get flat
Answer:
|
C
|
openbookqa
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Each microspore develops into a pollen grain containing a male what?
A. sperm
B. gametophyte
C. progesterone
D. zygote
Answer:
|
B
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Which of the following problems has not been shown equivalent to the others?
A. The RSA Key Recovery Problem.
B. The RSA Decryption Problem.
C. The RSA Factorization Problem.
D. The RSA Order Problem.
Answer:
|
A
|
m1_preference
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Suppose you have a search engine that retrieves the top 100 documents and
achieves 90% precision and 20% recall. You modify the search engine to
retrieve the top 200 and mysteriously, the precision stays the same. Which one
is CORRECT?
A. The recall becomes 10%
B. The number of relevant documents is 450
C. The F-score stays the same
D. This is not possible
Answer:
|
B
|
m1_preference
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What are the most abundant unicellular algae in the oceans?
A. staurikosaurus
B. chryosophytes
C. sporozoans
D. chlorella
Answer:
|
B
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is the most important product in Iowa?
A. Nebraska
B. Des Moines
C. Windmills
D. sugar
E. copper
F. food
G. Corn
H. paper
Answer:
|
G
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Crickets live in forests in
A. Rotting Trees
B. In the desert
C. In the snow
D. The sunlight
Answer:
|
A
|
openbookqa
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
what causes rainbows?
A. mutations
B. sunlight
C. earthquake
D. magma
E. wind
F. light
G. Condensation
H. flowers
Answer:
|
B
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What do exoskeletons secreted by corals do?
A. Give homes to humans
B. Give homes to penguins
C. competing for resources
D. Give homes to fish
E. reproduce
F. Give homes to birds
G. preventing heat transfer
H. protect them
Answer:
|
D
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
condensing means changing from a gas into a liquid by reducing what?
A. moving molecules
B. Temperature
C. water
D. Evaporation
E. hydrogen and oxygen
F. petroleum
G. Water expanding
H. humidity
Answer:
|
A
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Which of these objects could combust
A. Seashells
B. Grass
C. A cat
D. A paint can
Answer:
|
D
|
openbookqa
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Consider a linear regression model on a dataset which we split into a training set and a test set. After training, our model gives a mean-squared error of 0.1 on the training set and a mean-squared error of 5.3 on the test set. Recall that the mean-squared error (MSE) is given by:
$$MSE_{ extbf{w}}( extbf{y}, extbf{X}) = rac{1}{2N} \sum_{n=1}^N (y_n - extbf{x}_n^ op extbf{w})^2$$
Which of the following statements is extbf{correct} ?
A. Retraining the model with feature augmentation (e.g. adding polynomial features) will increase the training MSE.
B. Using cross-validation can help decrease the training MSE of this very model.
C. Retraining while discarding some training samples will likely reduce the gap between the train MSE and the test MSE.
D. Ridge regression can help reduce the gap between the training MSE and the test MSE.
Answer:
|
A
|
m1_preference
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Eating something that contains what can have a negative impact on an animal's survival?
A. protein
B. minerals
C. nutrients
D. cigarettes
E. Greenhouse gases
F. direct damage to the lungs
G. synthetic chemicals
H. Pesticides
Answer:
|
G
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Let $n$ be a positive integer. An element $x \in \mathbb{Z}_n$ is \emph{always} invertible when \dots
A. $x$ and $n$ are coprime.
B. $x$ and $\varphi(n)$ are coprime.
C. $x$ is even.
D. $n$ is prime.
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 order of $2^{124}$ in $(\mathbb{Z}_{2^{128}},+)$?
A. 8.
B. $\varphi(2^{128})$.
C. 124.
D. 16.
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 bacteria stains red?
A. calcium - negative bacteria
B. gram - such bacteria
C. kilogram-negative bacteria
D. gram-negative bacteria
Answer:
|
D
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
what are found in place to indicate a place used to be covered by water?
A. mussels
B. Sea urchins
C. Conifers
D. patch reefs
E. graptolites
F. loose dirt
G. cartilage
H. Sediment
Answer:
|
E
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
the night sky shows very far away what
A. clumps of flaming gas
B. tidal waves washing over beaches
C. party balloons tied to houses
D. aircraft falling towards collision
Answer:
|
A
|
openbookqa
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What kind of light ranges from red to violet?
A. x rays
B. visible light
C. infrared light
D. ultraviolet light
Answer:
|
B
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What sometimes falls as rain?
A. Water vapor
B. Winter
C. trees
D. Metling snow
E. earth
F. soil
G. flooding
H. streams.
Answer:
|
A
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
There are zero amphibians on
A. Mexico
B. Icebergs
C. England
D. Texas
Answer:
|
B
|
openbookqa
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What phase change are we experiencing now?
A. solid, liquid, gas
B. Climate change
C. Freezing temperatures
D. Apocalyptic
E. population movement
F. global warming
G. gene flow
H. Warm air
Answer:
|
B
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What kind of animal can live in large colonies and have complex behaviors?
A. arthropods
B. warm-blooded
C. birds
D. mammals
E. animals
F. honeybees
G. fur seals
H. fish
Answer:
|
A
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Let us assume that a kernel $K: \mathcal{X} \times \mathcal{X} \rightarrow \mathbb{R}$ is said to be valid if there exists $k \in \mathbb{N}$ and $\Phi: \mathcal{X} \rightarrow \mathbb{R}^{k}$ such that for all $\left(x, x^{\prime}\right) \in \mathcal{X} \times \mathcal{X}, K\left(x, x^{\prime}\right)=\Phi(x)^{\top} \Phi\left(x^{\prime}\right)$ Which one of the following kernels is not valid ?
A. $\mathcal{X}=\mathbb{N}, K\left(x, x^{\prime}\right)=2$
B. $\mathcal{X}=\mathbb{R}^{d}, K\left(x, x^{\prime}\right)=\left(x^{\top} x^{\prime}\right)^{2}$
C. $\mathcal{X}=\mathbb{R}, K\left(x, x^{\prime}\right)=\cos \left(x-x^{\prime}\right)$
D. All of the proposed kernels are in fact valid.
E. $\mathcal{X}=\mathbb{Q}, K\left(x, x^{\prime}\right)=2^{x+x^{\prime}}$
F. $\mathcal{X}=\mathbb{R}^{d}, K\left(x, x^{\prime}\right)=x^{\top} A x^{\prime}$, where $A$ is a $d \times d$ symmetric positive semi-definite matrix.
Answer:
|
D
|
m1_preference
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What lengths are positive for converging lens and negative for diverging lens?
A. focal lengths
B. differential lengths
C. light lengths
D. wavelengths
Answer:
|
A
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
You are hiking up the side of an inactive volcano, what are you most likely to find?
A. Mercury
B. Diamonds
C. Minerals
D. Gold
Answer:
|
C
|
openbookqa
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Which object is likely to heat the fastest?
A. layers of fat
B. our nearest star
C. a green object
D. solid, liquid, gas
E. supersonic
F. a pink object
G. a white object
H. a black object
Answer:
|
H
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Select the \emph{incorrect} statement. Pedersen Commitment is
A. unconditionally hiding.
B. computationally binding.
C. based on the hardness of the discrete logarithm problem.
D. based on DSA.
Answer:
|
A
|
m1_preference
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
For security reasons, you accept the performance and memory overhead
introduced by common sanitizers and deploy them in your user-facing
production server software.
Assuming that all memory safety bugs in your software are detected by the
sanitizers, which of the following properties do the sanitizers provide to
your code?
A. Confidentiality of the program data
B. Integrity of the program data
C. Availability of the program
D. Accountability of accesses to the program
Answer:
|
A
|
m1_preference
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is quantified by measuring the number of decay processes per unit time?
A. fossil age
B. microwave power
C. radioactivity
D. temperature
Answer:
|
C
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Tick the \textbf{true} statement.
A. If $x \in \mathbb{Z}_n^*$ has an order of $m$, then $x^i \equiv x^{i \pmod{m}} \pmod{n} $ for all $i\in \mathbb{Z}$.
B. For all $x \in \mathbb{Z}_n$, we have $x^{\varphi(n)}\equiv 1 \pmod{n}$.
C. For all $n \geq 2$, $\mathbb{Z}_n^*$ has order of $n-1$.
D. For all $n \geq 2$ and all $x \in \mathbb{Z}_n$, $x$ is invertible if and only if $x$ divides $n$.
Answer:
|
A
|
m1_preference
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
A particular bird has very bright multi-colored feathers. This could help them
A. find the mother of its future children
B. attract a plane to rescue them
C. find a good source of food
D. become famous in movies
Answer:
|
A
|
openbookqa
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
You can find what on the crust of earth
A. clouds
B. stars
C. air
D. worms
Answer:
|
D
|
openbookqa
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Choose the \emph{correct} statement.
A. $\mathbb{Z}_n$ is a field $\Leftrightarrow$ $n$ is a composite number
B. $\mathbb{Z}_n$ is a field $\Leftrightarrow$ $\mathbb{Z}_n^* = \mathbb{Z}_n$
C. $\mathbb{Z}_n$ is a field $\Leftrightarrow$ $n$ is a prime
D. $\mathbb{Z}_n$ is a field $\Leftrightarrow$ $\mathbb{Z}_n^* = \emptyset$
Answer:
|
A
|
m1_preference
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is NOT a byproduct of using a gasoline engine?
A. chickenpox
B. carbon dioxide
C. carcinogens
D. Collagen
E. water
F. warmth
G. loose dirt
H. uranium
Answer:
|
H
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Crossing two living things with freckles causes who to have freckles?
A. pebbles
B. sea urchins
C. humans
D. some mammals
E. makeup
F. clothing
G. monotremes
H. offspring
Answer:
|
H
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
The fact that water in a reservoir is elevated above the ground means that it has what kind of energy?
A. kinetic
B. potential
C. excessive
D. nuclear
Answer:
|
B
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Select the \emph{correct} statement. The Plain RSA Signature scheme
A. has modulus $N=p^2$.
B. has public modulus $e$ to be selected so that $\text{gcd} (e, \varphi(N)) > 1$.
C. allows us to pick a fixed public key exponent like $e=3$ or $e=2^{16}+1$.
D. has a secret modulus $d$ to be selected so that $e+d = 0 \pmod{\varphi(N)}$.
Answer:
|
A
|
m1_preference
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Rabbits with white fur are hardest to detect in
A. a forest in Spring
B. The middle of a well-lit street
C. Mexico in the Winter
D. the arctic in Winter
Answer:
|
D
|
openbookqa
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Suppose that an item in a leaf node N exists in every path. Which one is correct?
A. N co-occurs with its prefix in every transaction.
B. For every node P that is a parent of N in the fp tree, confidence(P->N) = 1
C. Nβs minimum possible support is equal to the number of paths.
D. The item N exists in every candidate set.
Answer:
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C
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m1_preference
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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is the term for sheets of cells that form a boundary between a mass of cells and a cavity or space?
A. ganglion
B. myelin
C. epithelia
D. mucus
Answer:
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C
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sciq
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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 βΒ tablet: 7;Β memory: 5;Β app: 8;Β sluggish: 7
D2 βΒ memory: 5;Β app: 3
D3 βΒ tablet: 3;Β 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:
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B
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m1_preference
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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What term is used to describe the sequence of elementary steps that together comprise an entire chemical reaction?
A. potassium mechanism
B. source mechanism
C. reaction mechanism
D. elemental mechanism
Answer:
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C
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sciq
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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Temperature changing can cause what to change to ice?
A. glass
B. basalt
C. skin
D. heat
E. diamond
F. water
G. Joules
H. sweat
Answer:
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F
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qasc
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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What can be used to separate a solute from a solvent in a solution?
A. flow of electrons
B. Dehydration
C. heat energy
D. heating liquids
E. a hydraulic system
F. water vapor
G. kinetic energy
H. Time and energy
Answer:
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D
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qasc
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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Let $G$ be a set and $*$ a commutative operation on pairs of elements from $G.$ Suppose there exists an element $e\in G$ such that $a*e=e*a=a$ for all $a \in G.$ Also, suppose there exist elements $b,c,d \in G$ such that $b*c=d*c.$. True or false: If $b
ot=d,$ then $(G,*)$ cannot be a group.
A. False
B. True
Answer:
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B
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m1_preference
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
When constructing a word embedding, negative samples are
A. word - context word combinations that are not occurring in the document collection
B. context words that are not part of the vocabulary of the document collection
C. all less frequent words that do not occur in the context of a given word
D. only words that never appear as context word
Answer:
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A
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m1_preference
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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Let \( f : A
ightarrow B \) be a function from A to B such that \(f (a) = |a| \).
f is a bijection if:
A. \( A= [0, 1] \) and \(B= [-1, 0] \)
B. \( A= [-1, 0] \) and \(B= [-1, 0] \)
C. \( A= [-1, 0] \) and \(B= [0, 1] \)
D. \( A= [-1, 1] \) and \(B= [-1, 1] \)
Answer:
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C
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m1_preference
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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What comprises the contents of a cell between the plasma membrane and the nuclear envelope?
A. cytoskeleton
B. protoplasm
C. cytoplasm
D. cerebellum
Answer:
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C
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sciq
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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What substances affect the brain and influence how a person feels, thinks, or acts?
A. H2 blockers
B. amphetamines
C. primeval drugs or drugs
D. psychoactive drugs or drugs
Answer:
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D
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sciq
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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
An iron horseshoe with red stripes is held over a paperclip and
A. melts it
B. drops it
C. burns it
D. yanks it
Answer:
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D
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openbookqa
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Synthetic and natural rubber, styrofoam and plastic are examples of organic what?
A. polymers
B. metals
C. microbes
D. solutions
Answer:
|
A
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Data being classified as unstructured or structured depends on the:
A. Degree of abstraction
B. Level of human involvement
C. Type of physical storage
D. Amount of data
Answer:
|
A
|
m1_preference
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Weigh lifting requires muscles
A. to move people
B. Energy.
C. stamina
D. it needs them
E. shortening
F. hydration
G. sensory neurons
H. Energy
Answer:
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E
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
The lipids that are connected to the glucose pathways are cholesterol and triglycerides. cholesterol is a lipid that contributes to cell membrane flexibility and is a precursor of this?
A. steroid hormones
B. ammonia hormones
C. Thrombopoietin
D. Somatostatin
Answer:
|
A
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Which system refers to the skin and its accessory structures?
A. malpighian system
B. tomoxia system
C. digestive system
D. integumentary system
Answer:
|
D
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What can muscle spasms cause?
A. massive damage
B. matter vibrating
C. constriction
D. friction
E. Dehydration
F. ketosis
G. stretching
H. photosynthesis
Answer:
|
C
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Algae are like plants mainly because they contain what?
A. chloroplasts
B. cells
C. organelles
D. cell wall
Answer:
|
A
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Single cell organisms can put an animal in the
A. funny farm
B. space program
C. emergency room
D. hall of fame
Answer:
|
C
|
openbookqa
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
what does a hemisphere need to be tilted away from the receive less sunlight?
A. h2o
B. heat energy
C. equator
D. Energy.
E. clouds
F. our star
G. an object
H. energy
Answer:
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F
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Being buried under soil and mud changes what into bogs through extreme pressure and heat?
A. graptolites
B. erosion
C. vegetation
D. Sediment
E. ice
F. q-particles
G. fossil fuels
H. water
Answer:
|
C
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What causes weather to change?
A. wind and erosion
B. Earth revolving around the sun
C. degrees Celsius
D. exposure to cold
E. Colder temperatures on Mars
F. Forecasting sunny weather
G. pressure differences.
H. Performing a rain dance
Answer:
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B
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
The Advanced Encryption Standard (AES) is based on arithmetics on\dots
A. $\mathrm{GF}(256)$
B. $\mathbf{Z}_{2^8}^*$
C. $\mathbf{Q}\setminus \{0\}$
D. $\mathbf{Z}_{2^8}$
Answer:
|
A
|
m1_preference
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
(Minima) Convex functions over a convex set have a unique global minimum.
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.
When searching for an entity ππππ€ that has a given relationship π with a given entity π
A. We search for ππππ€ that have a similar embedding vector to π
B. We search for ππππ€ that have a similar embedding vector to ππππ which has relationship π with π
C. We search for pairs (ππππ€, π) that have similar embedding to (ππππ, π)
D. We search for pairs (ππππ€, π) that have similar embedding to (ππππ, π) for ππππ which has relationship π with π
Answer:
|
C
|
m1_preference
|
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