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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Veins are blood vessels that carry blood toward what?
A. extremities
B. lung
C. brain
D. heart
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What term describes the amount of material present in an object?
A. weight
B. density
C. volume
D. mass
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Select \emph{incorrect} statement. The brute force technique against a cipher with key $256$ bits is
A. impossible even if we can compute without burning an energy.
B. impossible since the number of possible keys is too high $2^{256} \approx 10^{77}$.
C. impossible in future even if we consider Moore's law.
D. feasible using all clusters at EPFL.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Which likely provides a neutral effect to local organisms?
A. asteroid impact
B. habitat destruction
C. 9.0 earthquake
D. stormy weather
Answer: | D | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is the term for a very rapid motor response that is not directed by the brain?
A. reflex
B. adaptation
C. sensor
D. instinct
Answer: | A | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Wave action causes?
A. fissures of hot, acidic water
B. contact between rocks
C. Animal survival
D. Electrical energy
E. scattered light
F. flow of electrons
G. electromagnetic energy
H. energy of moving objects
Answer: | B | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Storms can cause what?
A. Brutal temperatures
B. water drying up
C. a tree falling
D. homes damaged by floods
E. stores hiring clerks
F. flooding online
G. exposure to cold
H. Plant growth is reduced
Answer: | D | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What makes up most of biological tissues?
A. air
B. bone
C. muscle
D. water
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Powering what with a battery requires a path for electricity to flow?
A. closed
B. energy
C. complete
D. vehicles
E. engines
F. a phone
G. buses
H. Cars
Answer: | F | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What type of rocks form from cooled magma or lava?
A. metamorphic
B. igneous
C. sedementary
D. granite
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 is equivalent to \((10001)_2\) ? (Multiple answers can be correct)
A. \( (17)_{10} \)
B. \( (F0)_{16} \)
C. \( (23)_{8} \)
D. \( (101)_{4} \)
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Give an example of benthos that live near vents on the deep ocean floor.
A. crustaceans
B. tubeworms
C. arthropods
D. amphipods
Answer: | B | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What needs to grow for paper to be made?
A. paper
B. books
C. trees
D. birds
E. grass
F. flowers
G. fibers
H. plants
Answer: | C | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Let $G_1, G_2$, be valid generator matrices of dimensions $\mathbb F^{k_i imes n_i}$, all over the same field $\mathbb F$. Recall that ``valid'' means that for all $i$, $k_i \leq n_i$ and $ ext{rank}(G_i) = k_i$. True or false: Assuming $k_1 = k_2$ and $n_1=n_2$, the matrix $G_{7} + G_{8}$ is also a valid generator matrix.
A. False
B. True
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Tick the \emph{true} assertion related to the ElGamal signature scheme.
A. A signature of a given message is obtained in a deterministic way.
B. The generator $g$ generates a subgroup of prime order.
C. The signature verification procedure is probabilistic.
D. The main computational cost of the signature generation is due to one modular exponentiation.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
A certain plant is in a field and bees suddenly surround it and climb all over it and fly away. The next year
A. there are fewer total plants
B. that plant type rolls out
C. there is an earthquake
D. there is exactly two trees
Answer: | B | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Consider the following mysterious binary encoding:egin{center} egin{tabular}{c|c} symbol & encoding \ \hline $a$ & $??0$\ $b$ & $??0$\ $c$ & $??0$\ $d$ & $??0$ \end{tabular} \end{center} where with '$?$' we mean that we do not know which bit is assigned as the first two symbols of the encoding of any of the source symbols $a,b,c,d$. What can you infer on this encoding assuming that the code-words are all different?
A. The encoding is uniquely-decodable.
B. The encoding is uniquely-decodable but not prefix-free.
C. We do not possess enough information to say something about the code.
D. It does not satisfy Kraft's Inequality.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Where does an electron move to after it absorbs energy?
A. a shell farther from the nucleus
B. atomic orbit
C. another electron
D. a shell closer to the nucleus
Answer: | A | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
AES\dots
A. \dots has a variable key length \emph{and} a variable block length.
B. \dots has a variable key length \emph{and} a fixed block length.
C. \dots has a fixed key length \emph{and} a variable block length.
D. \dots has a fixed key length \emph{and} a fixed block length.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Consider a source $S$ with some distribution $P_S$ over the alphabet $\mathcal{A} = \{a, b, c, d, e, f\}$. Consider the following encoding $\Gamma$ over a code alphabet $\mathcal{D}$ of size $D$ with the following codeword lengths: egin{center} egin{tabular}{ |c|c|c|c|c|c|c| } \hline & $a$ & $b$ & $c$ & $d$ & $e$ & $f$ \ \hline $l(\Gamma(\cdot))$ & 1 & 1 & 1 & 2 & 2 & 4 \ \hline \end{tabular} \end{center} True or false: If $D=4$ then $\Gamma$ is necessarily uniquely-decodable.
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 sources of shelter for small animals?
A. andesite
B. wind
C. sun
D. air
Answer: | A | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What can be seen more?
A. sharks
B. trees
C. light
D. cacti
E. cracks
F. Herpes
G. white
H. streams
Answer: | G | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Once paging is enabled, load instruction / CR3 register / Page Table entry uses Virtual or Physical address?
A. Physical / Physical / Physical
B. Physical / Physical / Virtual
C. Virtual / Physical / Physical
D. Virtual / Virtual / Virtual
E. Virtual / Virtual / Physical
Answer: | C | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What are organisms that make food for themselves and other organisms?
A. mushrooms
B. green plants
C. plants
D. mammals
E. agriculture
F. honeybees
G. photosynthesis
H. animals
Answer: | B | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
For men, orgasm occurs when climax causes muscles to contract and release what?
A. energy
B. movement
C. nerves
D. forces
E. Energy.
F. oxygen
G. frustration
H. ejaculate
Answer: | H | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
what is ozone made of?
A. oxygen
B. gas
C. dangerous
D. Energy
E. nitrogen
F. emissions
G. radiation
H. hydrogen
Answer: | A | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What term means a representation of an object, system, or process?
A. presentation
B. pattern
C. icon
D. model
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Suppose that you possess a $D$-ary encoding $\Gamma$ for the source $S$ that does not satisfy Kraft's Inequality. Specifically, in this problem, we assume that our encoding satisfies $\sum_{i=1}^n D^{-l_i} = k+1 $ with $k>0$. What can you infer on the average code-word length $L(S,\Gamma)$?
A. $L(S,\Gamma) \geq H_D(S)-\log_D(e^k)$.
B. $L(S,\Gamma) \geq k H_D(S)$.
C. $L(S,\Gamma) \geq rac{H_D(S)}{k}$.
D. The code would not be uniquely-decodable and thus we can't infer anything on its expected length.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Recall that the hard-margin SVM problem corresponds to:
$$ \underset{\substack{\ww \in \R^d, \ orall i:\ y_i \ww^ op \xx_i \geq 1}}{\min} \Vert \ww \Vert_2.$$
Now consider the $2$-dimensional classification dataset corresponding to the $3$ following datapoints: $\xx_1 = (-1, 2)$, $\xx_2 = (1, 2)$, $\xx_3 = (0, -2)$ and $y_1 = y_2 = 1$, $y_3 = -1$.
Which of the following statements is extbf{true}:
A. Our dataset is not linearly separable and hence it does not make sense to consider the hard-margin problem.
B. There exists a unique $\ww^\star$ which linearly separates our dataset.
C. The unique vector which solves the hard-margin problem for our dataset is $\ww^\star = (0, 1)$.
D. None of the other statements are true.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
When designing a cryptosystem that follows the rules of modern cryptography, we \dots
A. must hide the design and our own cryptanalysis very well.
B. must assume that the adversary will learn everything about the cryptosystem.
C. can assume that the adversaries are not smarter than the designers.
D. must publish the whole design and our own cryptanalysis.
Answer: | A | 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 a metaloid element?
A. chlorine
B. fluorine
C. silicon
D. argon
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Let $G$, be a valid generator matrix of dimensions $\mathbb F^{k imes n}$. Recall that ``valid'' means that $k \leq n$ and $ ext{rank}(G) = k$. Let $D_1 \in \mathbb F^{k imes k}$ and $D_2 \in \mathbb F^{n imes n}$ be diagonal matrices with non-zero diagonal elements. True or false: $D_1 \cdot G \cdot D_2$ is also a valid generator matrix.
A. False
B. True
Answer: | B | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Consider the following loaded dice with $6$ faces: $P(S_1=6)=5/6$ and $P(S_1 = x)=1/30$ for $x\in\{1,2,3,4,5\}$. Suppose we throw it indefinitely. Hence, we have a source $S=S_1 S_2 S_3\ldots$. Then, $\lim_{n o\infty}H(S_n) = \log_2(6)$.
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 type of motion only occurs when there is one force applied at the beginning of the trajectory after which there is no interference apart from gravity?
A. thrust
B. projectile
C. velocity
D. propellant
Answer: | B | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is used for generating heat by burning?
A. carbon dioxide
B. sunlight
C. calcite
D. Calcium carbonate
E. water
F. ice
G. peachleaf willow
H. fossil fuels
Answer: | H | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Diabetes is a non-infectious disease in which the body is unable to control the amount of what in the blood?
A. sugar
B. protein
C. water
D. plasma
Answer: | A | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What contains the green compound chlorophyll?
A. mitochondria
B. Most plants
C. vacuoles
D. color of leaves
E. cell walls
F. peachleaf willow
G. In their leaves
H. chloroplasts
Answer: | H | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Light reactions also release oxygen gas as a what?
A. formal process
B. detritus product
C. strange process
D. waste product
Answer: | D | sciq |
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.
In an x86 multiprocessor system with JOS, select all the correct options. Assume every Env has a single thread.
A. Two Envs could run on the same processor simultaneously.
B. Two Envs could run on two different processors simultaneously.
C. One Env could run on two different processors simultaneously.
D. One Env could run on two different processors at different times.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Molecules move from an area of high concentration to an area of lower concentration until an what is met?
A. respiration
B. freezing point
C. equilibrium
D. oxidation
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What do herbivores eat?
A. meat and plants
B. animals
C. plants
D. minerals
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
If the top 100 documents contain 50 relevant documents
A. the precision of the system at 50 is 0.25
B. the precision of the system at 100 is 0.5
C. the recall of the system is 0.5
D. All 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 name of the encryption threat that corresponds to \emph{force the sender to encrypt some messages selected by the adversary}?
A. Chosen Ciphertext Attack
B. Chosen Plaintext Attack
C. Known Ciphertext Attack
D. Known Plaintext Attack
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 measure of kinetic energy of the particles in matter?
A. energy
B. friction
C. precipitation
D. temperature
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
During meiosis, each parent synthesizes gametes that contain only half of their complement of what?
A. receptors
B. neutrons
C. chromosomes
D. atoms
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
what can tidal energy be used to produce?
A. Light passing through water
B. neutrons
C. moon
D. protons
E. rays or beams
F. electrons in motion
G. mechanical waves
H. objects that have mass
Answer: | F | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
How many stomach compartments do ruminants have?
A. seven
B. two
C. four
D. five
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Magnetic resonance imaging devices use what to cool the superconducting magnets?
A. liquid nitrogen
B. antifreeze
C. fluorocarbons
D. dry ice
Answer: | A | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What tastes flavors?
A. flamingos
B. metals
C. stars
D. bicycles
Answer: | A | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is the name for the line dividing the earth's hemispheres?
A. longitude
B. latitude
C. equator
D. plate
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Each cell and every living thing requires what?
A. salt
B. calcium
C. energy
D. potassium
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
A multiset is an unordered collection where elements can appear multiple times. We will represent a multiset of Char elements as a function from Char to Int: the function returns 0 for any Char argument that is not in the multiset, and the (positive) number of times it appears otherwise: type Multiset = Char => Int The filter operation on a multiset m returns the subset of m for which p holds. What should replace ??? so that the filter function is correct? def filter(m: Multiset, p: Char => Boolean): Multiset = ???
A. x => if m(x) then p(x) else 0
B. x => m(x) && p(x)
C. x => if !m(x) then p(x) else 0
D. x => if p(x) then m(x) else 0
Answer: | D | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
$\mathrm{GF}(2^k)$ is represented by the set of\dots
A. polynomials of degree at most $k-1$ with binary coefficients.
B. polynomials of degree at most $k-1$ with coefficients in $\mathbb{Z}_k$.
C. polynomials of degree at most $2^k$ with coefficients in $\mathbb{Z}$.
D. polynomials of degree at most $2$ with coefficients in $\mathbb{Z}_k$.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
If eroded the Nile would become what?
A. imbalanced
B. Plant growth is reduced
C. detritus
D. colder and wetter
E. Sediment
F. solid, liquid, gas
G. deeper and wider
H. dormant state
Answer: | G | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
A word embedding for given corpus
A. depends only on the dimension d
B. depends on the dimension d and number of iterations in gradient descent
C. depends on the dimension d, number of iterations and chosen negative samples
D. there are further factors on which it depends
E.
Answer: | D | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
While most mammals give birth to live young, monotremes can do what?
A. reproduce asexually
B. steal eggs
C. adopt offspring
D. lay eggs
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Which part of all mammals have the same basic bone structure?
A. forelimbs
B. ankles
C. necks
D. knees
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. The cardinality of $E_{a,b}(\mathsf{GF}(q))$ is bounded by $q+1+2\sqrt{q}$.
B. $E_{a,b}$ is non-singular if $4a^3+27b^2 \neq 0$ over a finite field of characteristic $p>3$.
C. In $(\mathsf{GF}(2^k))$, we have $\mathsf{Tr}(a+b)=\mathsf{Tr}(a)+\mathsf{Tr}(b)$.
D. Two Elliptic curves cannot have the same $j$-invariant.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is a major change that happens in menopause?
A. forest is destroyed
B. breasts develop
C. Plant growth is reduced
D. direct damage to the lungs
E. pubic bones expand
F. menstruation begins
G. menstruation stops
H. decreases its bodily water
Answer: | G | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
For his awesome research, Tugrulcan is going to use the PageRank with teleportation and HITS algorithm, not on a network of webpages but on the retweet network of Twitter! The retweet network is a directed graph, where nodes are users and an edge going out from a user A and to a user B means that "User A retweeted User B". Which one is false about a Twitter bot that retweeted other users frequently but got never retweeted by other users or by itself?
A. It will have a non-zero hub value
B. It will have an authority value of zero
C. It will have a PageRank of zero
D. Its authority value will be equal to the hub value of a user who never retweets other users
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
which of these would more likely survive?
A. a lost dog by the river, with small rodents
B. a cat left in the desert
C. a man drifting a raft at sea without supplies
D. none of these
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 a mode of operation for blockciphers that requires a non-repeating IV (a nonce) to be secure?
A. ECB
B. CBC
C. TCS
D. CTR
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Pushing on a pedal is an example of
A. force
B. patching
C. practice
D. speed
Answer: | A | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
The negatively charged electrons are attracted to the positively charged what?
A. axon
B. ion
C. atom
D. nucleus
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Consider a public key cryptosystem. The channel used to transmit the public key has to be\dots
A. \dots encrypted.
B. \dots authenticated.
C. \dots confidential.
D. \dots authenticated and confidential.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
A thing may be changed on a chemical level after
A. putting it in a tree
B. making it pay rent
C. setting it on fire
D. looking at it through a mirror
Answer: | C | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Tick the \textbf{true} assertion. Let $X,Y$ be two random variables over the same probability space. Then,
A. $X$ is always independent from $Y$.
B. $E(XY)=E(X)\times E(Y)$, if $X$ and $Y$ are independent.
C. $\Pr[X = x \, \text{and} \, Y = y ] = \Pr[X = x ] \times \Pr[Y = y]$.
D. $X+Y$ does not make sense.
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 habitat can be formed by sediment moved downstream by water?
A. watershred
B. caves
C. desert
D. coral reef
E. savannah
F. streams
G. loose soil
H. nesting
Answer: | H | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
How do echinoderms use their feet to locomote themselves?
A. one at a time
B. to move people
C. running and lifting
D. protein channels
E. a hydraulic system
F. it needs them
G. undulations
H. It helps them survive
Answer: | E | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
In vector space retrieval each row of the matrix M corresponds to
A. A document
B. A concept
C. A query
D. A term
Answer: | D | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Light enters what through the pupil?
A. skin
B. visual organ
C. eye spy
D. eye diagram
Answer: | B | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
what does influenza cause?
A. amoeba
B. diabetes
C. anemia
D. extinction
E. shingles
F. disease
G. measles
H. propagate
Answer: | F | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is a long, tube-shaped bundle of neurons, protected by the vertebrae?
A. a ganglion
B. a dendrite
C. the spinal cord
D. an axon
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Tonelli Algorithm is for ...
A. computing the discrete logarithm.
B. finding the inverse of an element in $\mathbb{Z}$.
C. finding the square-root of an integer in $\mathbb{Z}_p^*$.
D. solving the extended Euclidean algorithm $\mathbb{Z}$.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
For any function $f:\{0,1\}^p\rightarrow \{0,1\}^q$ and for any $a\in\{0,1\}^p$, we have\ldots
A. $\Sigma _{b\in \{0,1\}^q}\mathsf{DP}^f(a,b)=1$
B. $\Sigma _{b\in \{0,1\}^q}\mathsf{DP}^f(a,b)=0$
C. $\Sigma _{b\in \{0,1\}^q}\mathsf{DP}^f(a,b)=\frac{1}{2}$
D. $\Sigma _{b\in \{0,1\}^q}\mathsf{DP}^f(a,b)=\frac{1}{\sqrt{2}}$
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
One-time pad ...
A. never uses a key $K$ which is picked from a uniform distribution.
B. pads the message at least once before encryption.
C. allows an efficient key management.
D. uses an invertible group operation such as ``$\oplus$" for encryption.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Stems are to flowers as
A. dogs are to cats
B. cows are to cud
C. bees are to pollen
D. silos are to grains
Answer: | D | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What are pollinators that co-evolved with plants?
A. horses
B. lions
C. peachleaf willow
D. mammals
E. warm-blooded
F. some sparrows
G. bamboo
H. animals
Answer: | F | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
When using linear regression, how do you help prevent numerical instabilities? (One or multiple answers)
A. reduce learning rate
B. add a regularization term
C. remove degenerate features
D. add more features
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Consider an arbitrary cipher $C$ and a uniformly distributed random permutation $C^*$ on $\{0,1\}^n$. Tick the \textbf{false} assertion.
A. $\mathsf{Dec}^1(C)=0$ implies $C=C^*$.
B. $\mathsf{Dec}^1(C)=0$ implies $[C]^1=[C^*]^1$.
C. $\mathsf{Dec}^1(C)=0$ implies that $C$ is perfectly decorrelated at order 1.
D. $\mathsf{Dec}^1(C)=0$ implies that all coefficients in $[C]^1$ are equal to $\frac{1}{2^n}$.
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{incorrect} assertion.
A. One should use RSA-OAEP instead of plain RSA.
B. The ElGamal cryptosystem can be adapted to any group over which the discrete logarithm problem is hard.
C. Being able to factor large integers will help you break ECDSA.
D. To decrypt properly a Rabin ciphertext we usually assume that some redundancy was added to the plaintext.
Answer: | A | m1_preference |
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 crowdsourcing?
A. Uniform spammers randomly select answers.
B. The accuracy of majority voting is never equal to the one of Expectation Maximization.
C. Honey pots can detect uniform spammers, random spammers and sloppy workers.
D. Majority Decision and Expectation Maximization both give less weight to spammers’ answers.
Answer: | C | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Let S(x) be the statement “x has been in a lake” and L(x) be the statement “x lives in Lausanne” and the domain of x consists of all the humans in the world.
The sentence : “there exists exactly one human that lives in Lausanne and that has never been in a lake” corresponds to the statement (multiple choices possible):
A. \( \exists! x (S(x) \wedge L(x)) \)
B. \( \exists x \Bigr[( S(x) \wedge
eg L(x)) \wedge orall y \left[
eg( S(y) \wedge
eg L(y)) \wedge (x=y)
ight] \Bigr] \)
C. \( \exists x \Bigr[ (
eg S(x) \wedge L(x)) \wedge orall y \left[
eg(
eg S(y) \wedge L(y)) ee (x=y)
ight] \Bigr] \)
D. \( \exists! x (
eg S(x) \wedge L(x)) \)
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Thang, Jeremie and Tugrulcan have built their own search engines. For a query Q, they got precision scores of 0.6, 0.7, 0.8 respectively. Their F1 scores (calculated by same parameters) are same. Whose search engine has a higher recall on Q?
A. Thang
B. Jeremie
C. Tugrulcan
D. We need more information
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 organisms do not need blood?
A. marine
B. vertebrate
C. cold-blooded
D. single-celled
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
A hash function $h$ is collision-resistant if\dots
A. \dots given $y$, it is hard to find $x$ such that $h(x)=y$
B. \dots given $x$, it is hard to find $y$ such that $h(x)=y$
C. \dots given $x$, it is hard to find $x' \ne x$ such that $h(x)=h(x')$
D. \dots it is hard to find $x,x'$ such that $x \ne x'$ and $h(x) = h(x')$
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Mypyramid features colored bands that represent what?
A. essential vitamins
B. caloric content
C. food groups
D. popular diets
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Ozone depletion results in radiation levels that are highest when?
A. middle of the day
B. forest is destroyed
C. late evening
D. Under 32 degrees
E. middle of the night
F. Temperature changing
G. Plant growth is reduced
H. early morning
Answer: | A | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What enzyme is found in the small intestine catalyzes the hydrolysis of lactose?
A. elastases
B. amylase
C. lipase
D. lactase
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Let P be the statement ∀x(x>-3 -> x>3). Determine for which domain P evaluates to true:
A. -3<x<3
B. x>-3
C. x>3
D. None of the other options
Answer: | C | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Because the nuclei of each h atom contain protons, the electrons in the bond are attracted to the nuclei (opposite charges attract). but because the two atoms involved in the covalent bond are both h atoms, each nucleus attracts the electrons by the same amount. thus the electron pair is equally shared by these?
A. four atoms
B. nine atoms
C. one atom
D. two atoms
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Diffie-Hellman refers to \ldots
A. a signature scheme.
B. a public-key cryptosystem.
C. a key-agreement protocol.
D. the inventors of the RSA cryptosystem.
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{\emph{incorrect}} assertion.
A. $P\subseteq NP$.
B. $NP\subseteq IP$.
C. $PSPACE\subseteq IP$.
D. $NP\mbox{-hard} \subset P$.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Smoking causes direct damage to what?
A. feet
B. breathing organ
C. stomach
D. skin
Answer: | B | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is the average number of individuals per unit of area or volume called?
A. population structure
B. crowdedness
C. population density
D. population count
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
MD5 is
A. a secure block cipher
B. a broken block cipher
C. a secure hash function
D. a broken hash function
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Do waves move faster when particles are close to each other or far away?
A. far away
B. open
C. unaffected
D. close
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
The DES key schedule\dots
A. \dots is based on a Feistel scheme.
B. \dots takes as an input a key of 128 bits.
C. \dots generates 16 subkeys.
D. \dots in only used during the encryption phase, not during the decryption phase.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What are boggy regions with thick layers of peat called?
A. tropics
B. peatlands
C. meadows
D. wetlands
Answer: | B | sciq |
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