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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 first part of the large intestine, where wastes enter from the small intestine?
A. bowel
B. esophagus
C. stomach
D. the cecum
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
The Shannon theorem states that perfect secrecy implies...
A. $H(K)=H(X)$
B. $H(Y)\geq H(X)$
C. $H(K)\geq H(X)$
D. $H(Y)\leq H(X)$
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Billions of what inside the human digestive tract help us digest food, make vitamins and play other important roles?
A. viruses
B. bacteria
C. red blood cells
D. neurons
Answer: | B | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What can be used for detecting texture?
A. Chemical energy
B. nose hairs
C. pressure on the skin
D. eyelashes
E. the skin prick test
F. an electron microscope
G. satellites
H. encoded information
Answer: | C | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Conserving water can be used for survival in which region?
A. cactuses
B. watershed
C. river
D. stability
E. desert
F. lake
G. rainforest
H. Pacific
Answer: | E | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What type of numerical figure is important in considering the precision and accuracy of a number?
A. component
B. significant
C. insignificant
D. exponent
Answer: | B | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
All cells need what for processes like active transport?
A. oxygen
B. sunlight
C. energy
D. hydrogen
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Thirteen times a year, roughly, the moon
A. crashes into the Earth
B. is orbited by the Earth
C. lights up the Earth
D. completely rotates the Earth
Answer: | D | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
When metal is warmed, the transfer of heat does what to metal?
A. expands
B. Energy.
C. breaks
D. blossoms
E. burning
F. voltage
G. improve
H. decreases
Answer: | A | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
if a habitat can no longer support animals then they will not be able to what
A. mate with females
B. basic building blocks of life
C. Males and females
D. refract or absorb.
E. eat plants or other animal
F. major threat to health
G. excretory structures
H. depress neuronal excitability
Answer: | E | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Tick the \emph{false} answer. In a group, the operation\dots
A. is commutative
B. is associative.
C. has a neutral element.
D. associates an inverse to each value.
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 energy can be used to cook food?
A. Light
B. metabolism
C. sluggish
D. fossil fuels
E. magnetic
F. electrical
G. Evaporation
H. sunlight
Answer: | F | 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 movement of molecules from an area of high concentration to an area of low concentration?
A. Osmosis
B. passive transport
C. diffusion
D. concentration
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
how do abalones reproduce?
A. ligt
B. pollen
C. seeds
D. reduced heat
E. fertile
F. sexually
G. survive
H. heat or cold
Answer: | F | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Which of the following can die if it gets too cold?
A. iced coffee
B. snow
C. bears
D. Pluto
Answer: | C | openbookqa |
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.
A man is burned in an accident on the road, which means that at one point he was
A. exposed to extreme heat
B. frozen in an ice storm
C. crashed into a helicopter
D. melted by molten lava
Answer: | A | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Moore's Law ...
A. is an empirical law.
B. says that the cost of computers doubles every 18 months.
C. will allow to break AES in 2015.
D. is a main reason for discarding MD5 hash function.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Bacteria can cause people to become what?
A. unwell
B. energetic
C. vibrant
D. healthy
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 prediction models?
A. Training error being less than test error means overfitting
B. Training error being less than test error means underfitting
C. Complex models tend to overfit, unless we feed them with more data
D. Simple models have lower bias than complex models
Answer: | C | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What type of sti is characterized by blisters?
A. syphilis
B. gonorrhea
C. genital herpes
D. chlamydia
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is composed of a calcium cation and a nitrate anion?
A. dynamite
B. calcium carbonate
C. nitrous oxide
D. calcium nitrate
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
A false negative in sampling can only occur for itemsets with support smaller than
A. the threshold s
B. p*s
C. p*m
D. None of the above
Answer: | D | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Let the first four retrieved documents be N N R R, where N denotes a non-relevant and R a relevant document. Then the MAP (Mean Average Precision) is:
A. 1/2
B. 5/12
C. 3/4
D. 7/24
Answer: | B | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Terrestrial biomes are classified by the climate and their what?
A. pollution
B. geography
C. habitat
D. biodiversity
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
A natural resource that is consumed or used up faster than it can be made by nature is termed what?
A. renewable
B. energy-inefficient
C. non-renewable
D. fossil fuel
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
The simplest way to define a base is which kind of compound that produces hydroxide ions when dissolved in water?
A. magnetic
B. ionic
C. solvent
D. covalent
Answer: | B | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
the gravitational pull of the Moon on Earth's oceans pumps what into the oceans?
A. rivers
B. oxygen
C. saltwater
D. seaweed
E. energy
F. water
G. fish
H. h2o
Answer: | E | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
speciation events are an example of something that occurs above the level of what?
A. alleles
B. retina
C. species
D. the sun
E. plants
F. astrology
G. speciation events
H. trees
Answer: | C | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
White light is a mixture of all wavelengths of what?
A. x-rays
B. gamma radiation
C. visible light
D. infrared radiation
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What consists of organic molecules that store energy in their chemical bonds?
A. source of genes
B. source of information
C. source of water
D. solid, liquid, gas
E. source of nutrients
F. vegetation
G. by making heat
H. Organic compounds
Answer: | E | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What can change the state of matter?
A. temperature
B. color
C. a-a gradients
D. electricity
E. hypothyroidism
F. fossil fuels
G. global warming
H. flavor
Answer: | A | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
The inverse document frequency of a term can increase
A. by adding the term to a document that contains the term
B. by removing a document from the document collection that does not contain the term
C. by adding a document to the document collection that contains the term
D. by adding a document to the document collection that does not contain the term
Answer: | D | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Competition is a relationship between organisms that depend on the same resources. the resources might be food, water, or what?
A. language
B. thought
C. time
D. space
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Where do leeches live in relation to their hosts?
A. In their beds
B. body water
C. competing for resources
D. In their shoes
E. loose soil
F. In their intestines
G. important habitats
H. On their surface
Answer: | H | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
When looking at an eclipse, an important thing to remember is
A. to take a photograph
B. to look through a window
C. to use hands to shield eyes
D. avert eyes at all costs
Answer: | D | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
what influences the ability of organisms to micro-evolve to their environment?
A. seeds
B. skies
C. laughter
D. resistance
E. vegetation
F. wind
G. climate
H. Energy
Answer: | G | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
You share an apartment with friends.
Kitchen, living room, balcony, and bath room are shared resources among all parties.
Which policy/policies violate(s) the principle of least privilege?
A. Different bedrooms do not have a different key.
B. There is no lock on the fridge.
C. To access the kitchen you have to go through the living room.
D. Nobody has access to the neighbor's basement.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
In 1802, charles and gay-lussac both proposed that for a fixed amount of gas at a constant pressure, what is directly proportional to its absolute temperature?
A. air
B. liquid
C. density
D. volume
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Animals are just like humans in that if they run out of oxygen, breathing is impossible and
A. They will perish
B. they will type.
C. they will program
D. they will Laugh
Answer: | A | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Which of these is determined by heredity?
A. If a plant produces gymnosperms
B. If someone has blue contacts in their eyes
C. If a child can build tall walls
D. If a plant receives enough sunlight
Answer: | A | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
In terms of the \textbf{bias-variance} decomposition, a 1-nearest neighbor classifier has \rule{2cm}{0.15mm} than a 3-nearest neighbor classifier.
A. higher variance
B. lower variance
C. higher bias
D. lower bias
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
This object in your pocket is the most likely to shock you
A. your phone
B. your credit card
C. your library card
D. your wallet
Answer: | A | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What can you ride to get good exercise and avoid producing harmful gases?
A. cows
B. bike
C. stairmaster
D. cycles
E. bus
F. trolley
G. Lift
H. goats
Answer: | B | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
The speed of a particle in what state is directly proportional to the temperature of the system?
A. frozen
B. liquid
C. solid
D. gas
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Let $b$ be the maximum number of linearly independent columns of a parity check matrix $H$ of a linear code. True or false: Then, the minimum distance of the code is $b+1$.
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 does a porcupine do with its spines when it's threatened?
A. killing insects
B. Shoot them
C. kill them
D. protect them
E. Extend them
F. Shed them
G. Retract them
H. behave
Answer: | E | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
[Gradient for convolutional neural nets] Let $f(x, y, z, u, v, w)=3 x y z u v w+x^{2} y^{2} w^{2}-7 x z^{5}+3 y v w^{4}$. What is $$ \left.\left[\frac{\partial f}{\partial x}+\frac{\partial f}{\partial y}+\frac{\partial f}{\partial z}+\frac{\partial f}{\partial u}+\frac{\partial f}{\partial v}+\frac{\partial f}{\partial w}\right]\right|_{x=y=z=u=v=w=1} ? $$
A. (a) $-4$
B. (b) $-3$
C. (c) $-2$
D. (d) $-1$
E. (e) $ 0$
F. (f) $ 1$
G. (g) $ 2$
H. (h) $ 3$
I. (i) $ 4$
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
A turbine that spins a generator will produce?
A. solar energy
B. magnetic fields
C. electricity
D. light
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
How does ground erosion impact the environment?
A. mechanical
B. growing
C. uncontrolled
D. pushing
E. watering
F. damaging
G. movement
H. wind
Answer: | F | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Low yields of nitric oxide, no, form when heating nitrogen and oxygen together. no also forms when lightning passes through air during this?
A. snowstorms
B. tidal waves
C. thunderstorms
D. tornadoes
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
what do mulberry trees shed seasonally?
A. Vapor
B. sunlight
C. Energy.
D. stem
E. leaves
F. Energy
G. roots
H. branches
Answer: | E | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Sucrose causes food to what?
A. Plants growth
B. Change colors
C. survive
D. taste savory
E. taste bland
F. taste sweet
G. taste salty
H. chemical changes
Answer: | F | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Let $n \geq 2$ be a positive integer, and $M$ a uniformly distributed binary message of length $2n$. Let $P_K(M)$ denote the one-time pad encryption of $M$ with key $K$. Let $K_1$ be a uniformly distributed binary key length $n$. Let $K_2$ be the complement of $K_1$. Let $K_3$ be the reverse of $K_1$. Let $K_i||K_j$ denote the concatenation of the two keys. True or false: Encryption with the key $K_4 = ( K_1|| K_1 ) $, $P_{K_4}(M)$ provides perfect secrecy.
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.
Without photosynthesis, animals that rely on plants for this would be out of luck.
A. selling food
B. nothing
C. kissing
D. sustenance
Answer: | D | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
A deer eats lots of grass, but the deer is unable to create more food for itself, because in the food chain, the deer is unable to be
A. a producer
B. a consumer
C. a manager
D. a creator
Answer: | A | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Tick the \textbf{false} statement regarding Kerckhoffs' principle.
A. The system must be practically, if not mathematically, indecipherable.
B. Besides keeping the key secret, the cryptosystem must also be kept secret.
C. It must be applicable to telegraphic correspondence.
D. Its key must be communicable and retainable without the help of written notes, and changeable or modifiable at the will of the correspondents.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Compute $\phi(90)$.
A. $36$.
B. $24$.
C. $16$.
D. $48$.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Amino acids are joined together to form a chain at what molecular structure?
A. ribosomes
B. chloroplasts
C. chromosomes
D. DNA
Answer: | A | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
X and y are the labels of what specialized human chromosomes?
A. exotic chromosomes
B. protein chromosomes
C. sex chromosomes
D. carb chromosomes
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is a measure of how much energy is needed to change the temperature of a substance?
A. specific heat
B. specific gravity
C. thermal potential
D. momentum
Answer: | A | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
what typically travel long distances?
A. supersonic
B. spiders
C. humans
D. Cars
E. trains
F. ants
G. manatees
H. skateboards
Answer: | G | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Which statement is true for the Mean Squared Error (MSE) loss MSE( $\mathbf{x}, y):=\left(f_{\mathbf{w}}(\mathbf{x})-y\right)^{2}$, with $f_{\mathrm{w}}$ a model parametrized by the weights $\mathbf{w}$ ?
A. MSE is not necessarily convex with respect to the weights of the model $\mathbf{w}$.
B. MSE is more robust to outliers than Mean Absolute Error (MAE).
C. For any ML task you are trying to solve, minimizing MSE will provably yield the best model.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Bog destruction in scotland is an example of the widespread loss of what kind of habitat?
A. tundra
B. ocean
C. desert
D. wetland
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Tropical, temperate, continental, and polar are all examples of what?
A. lakes
B. climates
C. deserts
D. land formations
Answer: | B | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What are the messenger molecules of the endocrine system?
A. enzymes
B. acids
C. hormones
D. neurons
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What helps soil to form?
A. The planting of flowers
B. The breakdown of rocks
C. organic molecules
D. The changing of seasons
E. Organic compounds
F. swamp vegetation
G. evaporation
H. The movement of clouds
Answer: | B | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What creates sounds?
A. energy of moving objects
B. chemical messengers
C. the body's largest organ
D. peace
E. Thinking hard
F. Blowing a whistle
G. Electrical energy
H. death
Answer: | F | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Current software is complex and often relies on external dependencies.
What are the security implications?
A. During the requirement phase of the secure development
lifecycle, a developer must list all the required dependencies.
B. It is necessary to extensively security test every executable
on a system before putting it in production.
C. As most third party software is open source, it is safe by
default since many people reviewed it.
D. Closed source code is more secure than open source code as it
prohibits other people from finding security bugs.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Sharks are an example of an animal with sharp vision that is nonetheless unable to distinguish what?
A. shapes
B. depth
C. contrast
D. color
Answer: | D | 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.
What type of organisms are helpless at birth and require lots of help from their parents?
A. Microorganisms
B. multicellular organisms
C. altricial organisms
D. precocial organisms
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What are the "levels" in a food chain or web called?
A. parts
B. root
C. gauges
D. trophic
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Marine fishes take in divalent ions by incessantly drinking what?
A. sand
B. oxygen
C. algae
D. seawater
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What's the term for the gradual progression from simple plants to larger more complex ones in an area?
A. complex progression
B. pattern progression
C. primary succession
D. primary pattern
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What causes sun blocking and temperature drops?
A. sweating
B. energy barrier
C. condensation
D. peachleaf willow
E. scattered light
F. global warming
G. Greenhouse gases
H. Dehydration
Answer: | C | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Marshes, swamps, and bogs are types of what?
A. grasslands
B. rivers
C. wetlands
D. ponds
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is the average weather in a place over time?
A. mild
B. Summer
C. deserts
D. acclimate
E. seasons
F. climate
G. temperature
H. climatic
Answer: | F | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is created when fine particles press down on algae?
A. DDT
B. More algae
C. More fine particles
D. smog
E. urea
F. Water
G. Oil
H. gas
Answer: | G | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
In the first pass over the database of the FP Growth algorithm
A. Frequent itemsets are extracted
B. A tree structure is constructed
C. The frequency of items is computed
D. Prefixes among itemsets are determined
Answer: | C | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Let $f:\R^D
ightarrow\R$ be an $L$-hidden layer multi-layer perceptron (MLP) such that
\[
f(xv)=\sigma_{L+1}ig(\wv^ op\sigma_L(\Wm_L\sigma_{L-1}(\Wm_{L-1}\dots\sigma_1(\Wm_1xv)))ig),
\]
with $\wv\in\R^{M}$, $\Wm_1\in\R^{M imes D}$ and $\Wm_\ell\in\R^{M imes M}$ for $\ell=2,\dots, L$, and $\sigma_i$ for $i=1,\dots,L+1$ is an entry-wise activation function. For any MLP $f$ and a classification threshold $ au$ let $C_{f, au}$ be a binary classifier that outputs YES for a given input $xv$ if $f(xv) \leq au$ and NO otherwise. space{3mm}
Which of the following techniques do \emph{not} improve the generalization performance in deep learning?
A. Data augmentation
B. L2 regularization
C. Dropout
D. Tuning the optimizer
E. None. All techniques here improve generalization.
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.
Tick the \emph{true} assertion. A distinguishing attack against a block cipher\dots
A. is a probabilistic attack.
B. succeeds with probability $1$.
C. outputs the secret key.
D. succeeds with probability $0$.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
When what common element forms single bonds with other atoms, the shape is tetrahedral, and when its atoms form a double bond, the shape is planar?
A. carbon
B. oxygen
C. silicon
D. hydrogen
Answer: | A | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Proteins include 20 common types of what compounds?
A. rna acids
B. mitochondria
C. amino acids
D. dna
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
You are given two distributions over $\mathbb{R}$ : Uniform on the interval $[a, b]$ and Gaussian with mean $\mu$ and variance $\sigma^{2}$. Their respective probability density functions are $$ p_{\mathcal{U}}(y \mid a, b):=\left\{\begin{array}{ll} \frac{1}{b-a}, & \text { for } a \leq y \leq b, \\ 0 & \text { otherwise } \end{array} \quad p_{\mathcal{G}}\left(y \mid \mu, \sigma^{2}\right):=\frac{1}{\sqrt{2 \pi \sigma^{2}}} \exp \left(-\frac{(y-\mu)^{2}}{2 \sigma^{2}}\right)\right. $$ Which one(s) belong to the exponential family?
A. Only Uniform.
B. Both of them.
C. Only Gaussian.
D. None of them.
Answer: | C | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Why are exotic species also called invasive species?
A. disregard other species
B. imitate other species
C. help other species
D. threaten other species
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Dietary proteins are broken down into amino acids during what process?
A. accumulation
B. filtration
C. digestion
D. photosynthesis
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
On a cloudy day
A. the rain is invisible
B. the clouds are gone
C. the sky is more blue
D. the sun is less visible
Answer: | D | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What do echinoderms employ to grip surfaces?
A. adhesives
B. resistance
C. Hemoglobin
D. properties
E. forces
F. direct energy
G. abrasion
H. layers of fat
Answer: | A | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Which of the following is an element of $\mathbb{Z}_{60}^*$?
A. 49
B. 30
C. 26
D. 21
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What has a negative impact on how plants feed themselves?
A. darkness
B. disease
C. influenza
D. sunshine
E. viruses
F. Pollution
G. water
H. light
Answer: | A | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
One of the five fundamental conservation laws in the universe refers to conservation of what, which is the product of mass and velocity?
A. momentum
B. energy
C. fluid
D. light
Answer: | A | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Thermistors measure
A. depth
B. heat
C. height
D. pressure
Answer: | B | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Which of the following statements are correct?
A. One iteration of standard SGD for SVM costs roughly $\Theta(D)$, where $D$ is the dimension.
B. Unions of convex sets are convex.
C. Hinge loss (as in SVMs) is typically preferred over L2 loss (least squares loss) in classification tasks.
D. In PCA, the first principal direction is the eigenvector of the data matrix $\boldsymbol{X}$ with largest associated eigenvalue.
E. MSE (mean squared error) is typically more sensitive to outliers than MAE (mean absolute error).
F. One iteration of standard SGD for logistic regression costs roughly $\Theta(N D)$, where $N$ is the number of samples and $D$ is the dimension.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Where does the natural synthesis of lactose occur?
A. nervous tissue
B. mammary tissue
C. ovarian tissue
D. liver tissue
Answer: | B | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Which product is widely used today to make fuel for cars?
A. swamp gas
B. corn
C. comets
D. meteorites
E. fat
F. energy
G. oil
H. Carbon
Answer: | B | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Consider the cipher defined using the key $K\in \{0,1\}^{64} $ by $$\begin{array}{llll} C : & \{0,1\}^{64} & \rightarrow & \{0,1\}^{64} \\ & x & \mapsto & C(x)=x \oplus K \\ \end{array} $$ Let $x=1\dots 11$, the value $\mathsf{LP}^{C_K}(x,x)$ is equal to
A. $0$
B. $1/4$
C. $1/2$
D. $1$
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
A simple machine like a screw will need
A. a glass of cool water
B. a person adjusting it
C. a truck to move it
D. a wind turbine to function
Answer: | B | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Most radioactive emissions that people are exposed to are on the order of a few dozen what?
A. ticks
B. millirems
C. micrograms
D. millivolts
Answer: | B | sciq |
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