prompt stringlengths 140 2.04k | completion stringclasses 8 values | dataset stringclasses 4 values |
|---|---|---|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Which of the following are correct implementation for acquire function ? Assume 0 means UNLOCKED and 1 means LOCKED. Initially l->locked = 0.
A. c
void acquire(struct lock *l)
{
for(;;)
if(xchg(&l->locked, 1) == 0)
return;
}
B. c
void acquire(struct lock *l)
{
if(cas(&l->locked, 0, 1) == 0)
return;
}
C. c
void acquire(struct lock *l)
{
for(;;)
if(cas(&l->locked, 1, 0) == 1)
return;
}
D. c
void acquire(struct lock *l)
{
if(l->locked == 0)
return;
}
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 radioactive decay is generally only dangerous when emitted inside the body?
A. ionic decay
B. variant decay
C. alpha decay
D. nucleus decay
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Plain RSA (with an $\ell$-bit modulus) \dots
A. is commonly used in practice.
B. decrypts in $O(\ell^2)$ time.
C. encrypts in $O(\ell)$ time.
D. has homomorphic properties.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What requires a battery to produce light?
A. flashlight
B. energy
C. mirror
D. microscope
E. direct energy
F. fire
G. cactuses
H. glowworm
Answer: | A | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
The number of valence electrons determines variation of what property in nonmetals?
A. turbidity
B. permeability
C. reactivity
D. density
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
An animal is likely to be negatively impacted by food with
A. animals
B. fungi
C. water
D. plants
Answer: | B | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is the transfer of thermal energy between particles of matter that are touching called?
A. convection
B. activation
C. radiation
D. conduction
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Dna transcription is controlled by what type of proteins?
A. genetic
B. essential
C. regulatory
D. digested
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
communities consist of what kind of population?
A. plants
B. salmon
C. elements
D. animals
E. human
F. Birds
G. clouds
H. density
Answer: | E | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What displays less aggression when there are fewer older members?
A. bacteria
B. rocks
C. bucks
D. bamboo
E. toads
F. cats
G. dogs
H. the Sun
Answer: | C | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What type of compounds tend to have high melting points and boiling points?
A. particle
B. ionic
C. liquid
D. soluble
Answer: | B | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
X rays and what other type of electromagnetic wave has the shortest wavelengths and the highest frequencies?
A. plasma rays
B. ultraviolet rays
C. gamma rays
D. X-rays
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Some animals that detect objects by emitting sound live in
A. the arctic
B. soil
C. a tide pool
D. rivers
Answer: | D | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
The myod protein deserves its designation as a master regulatory what?
A. gene
B. hormone
C. protein
D. enzyme
Answer: | A | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What covers the body of a fish to help the move their body to swim?
A. gelatin
B. hairs
C. scales
D. skin
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} assertion.
A. It is asymptotically harder to do a collision than to do a preimage attack.
B. The probability that a random number is prime increases whith the increase of size length.
C. If $f(n)\in O(g(n))$ then $f(n)\in \Theta(g(n))$.
D. If $f(n)\in \Theta(g(n))$ then $f(n)\in O(g(n))$.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
The type of supportive community that lions live in is called what?
A. neighborhood
B. good
C. a pride
D. warm
E. group
F. the Lion's Club
G. complex
H. positive
Answer: | C | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What do halogens require electrons to achieve?
A. octet
B. coupling
C. formation
D. fusion
Answer: | A | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Looking at what has a negative impact on the eyes?
A. disease
B. Pollution
C. Allergies
D. shadows
E. the Sun
F. sun's heat
G. the moon
H. the inside of eyelids
Answer: | E | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
The primary lymphoid organs are the bone marrow and what else?
A. thymus gland
B. thyroid
C. kidneys
D. pinneal gland
Answer: | A | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What do white blood cells allow to stay in the body?
A. viruses
B. oxygen
C. parasites
D. bacteria
Answer: | B | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
A bear's blubber
A. enables him to keep his body cozy
B. enables him to eat more
C. is useless and a burden to his health
D. makes it more difficult for the bear to function
Answer: | A | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What do many plants do to respond to the shorter days in fall?
A. go through a resting period
B. changing the phase
C. Release energy
D. Generating heat
E. produce more pollen
F. colder and wetter
G. grow taller
H. make more chlorophyll
Answer: | A | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Aside from plants, lizards also eat bugs for
A. singing
B. crying
C. nothing
D. sustenance
Answer: | D | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Bugs are sometimes eaten by
A. blue jays
B. whales
C. elephants
D. aphids
Answer: | A | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Something is coming out of clouds on a dark day, so it is likely
A. birds
B. dust
C. precipitation
D. angels
Answer: | C | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Organisms can be preserved in
A. Sandstone
B. Water pipes
C. Cars.
D. Trees
Answer: | A | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Church booleans are a representation of booleans in the lambda calculus. The Church encoding of true and false are functions of two parameters: Church encoding of tru: t => f => t Church encoding of fls: t => f => f What should replace ??? so that the following function computes not(b and c)? b => c => b ??? (not b)
A. (not b)
B. (not c)
C. tru
D. fls
Answer: | B | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Tick the \emph{correct} assertion. In ElGamal $\ldots$
A. the encryption algorithm is deterministic.
B. the key recovery problem is equivalent to the Computational Diffie Hellman problem.
C. the size of the ciphertext is always bigger than the size of the corresponding plaintext.
D. the decryption problem can be hard even if the discrete logarithm is easy to compute in the underlying group.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What organism captures light energy and converts it to chemical energy inside its cell?
A. autotrophs
B. plants
C. phototrophs
D. insects
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is true regarding Fagin's algorithm?
A. It performs a complete scan over the posting files
B. It provably returns the k documents with the largest aggregate scores
C. Posting files need to be indexed by TF-IDF weights
D. It never reads more than (kn)½ entries from a posting list
Answer: | B | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
The tendency of an object to resist a change in its motion is called?
A. inertia
B. gravitation
C. friction
D. magnetism
Answer: | A | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
An overheated body can use water for:
A. metabolic reaction
B. dehydrating
C. raising their temperature
D. heat produced
E. liquid
F. watering plants
G. evaporative cooling
H. retaining heat
Answer: | G | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
sex hormones are what in male and female bodies?
A. Something that is self-aware
B. more abundant
C. allow growth
D. production
E. consumers
F. lymph nodes
G. competing for resources
H. chemical messengers
Answer: | H | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What are antigens also?
A. resistance
B. negative
C. humans
D. positive
E. pathogens
F. more abundant
G. complex
H. Allergies
Answer: | E | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Cancer occurs most often in adults over what age?
A. twenty
B. thirty
C. seventy
D. fifty
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What requires sunlight to grow?
A. tunicates
B. Fruits
C. Conifers
D. coral
E. Clouds
F. wooden fences
G. Oak
H. aluminum foil
Answer: | B | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What can be major producers in terrestrial biomes?
A. Trees
B. grass
C. Oak
D. burrs
E. flowers
F. potatoes
G. bamboo
H. Conifers
Answer: | G | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What live mainly in shallow coastal waters?
A. animals
B. viruses
C. cats
D. a fish
E. some turtles
F. parasites
G. goats
H. fur seals
Answer: | E | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Latitude affects the amount of which radiation a place receives?
A. thermal
B. solar
C. molecular
D. surface
Answer: | B | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Chemical reactions are typically written to imply that they proceed in one direction - if they can occur in either direction, they are considered what?
A. reversible
B. observable
C. singular
D. reactive
Answer: | A | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
what uses chlorophyll for absorbing light energy?
A. Oak
B. bushes
C. humans
D. Conifers
E. insects
F. h2o
G. cells
H. organisms
Answer: | B | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Tick the \emph{correct} assertion. The maximum advantage of an \textbf{adaptive} distinguisher limited to $q$ queries between two random functions $F$ and $F^*$ is always\dots
A. $\frac{1}{2}|||[F]^q - [F^*]^q |||_{\infty}$.
B. $\frac{1}{2}|||[F]^q - [F^*]^q |||_{a}$.
C. $1$ when $F = F^*$.
D. lower than the advantage of the best \textbf{non-adaptive} distinguisher.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Consider the following CF grammar \(G_1\)
\( R_1: \text{S} \rightarrow \text{NP VP} \)
\( R_2: \text{S} \rightarrow \text{NP VP PNP} \)
\( R_3: \text{PNP} \rightarrow \text{Prep NP} \)
\( R_4: \text{NP} \rightarrow \text{N} \)
\( R_5: \text{NP} \rightarrow \text{Det N} \)
\( R_6: \text{NP} \rightarrow \text{Det N PNP} \)
\( R_7: \text{VP} \rightarrow \text{V} \)
\( R_8: \text{VP} \rightarrow \text{V NP} \)
(where \(\text{Det}\), \(\text{N}\), \(\text{Prep}\) and \(\text{V}\) are the only pre-terminals), complemented by an adequate lexicon \(L_1\).Assume that the grammar \(G_1\) has been associated with a valid choice of probabilistic coefficients, but then needs to be converted into an equivalent SCFG in extended Chomsky Normal form.Is it possible to derive the stochastic coefficients of the grammar resulting from the conversion from the ones of \(G_1\)?
A. Yes
B. No
C. It depends on how the conversion has been done.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Eating usually has what impact on an organism?
A. survive
B. growth
C. neutral
D. nutrients
E. destructive
F. positive
G. heat
H. negative
Answer: | F | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
If Alice receives a message proven to be coming from Bob, we say that the message is\dots
A. confidential
B. fresh
C. authenticated
D. correct
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 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 is our final goal in machine learning? (One answer)
A. Generalize
B. Underfit
C. Overfit
D. Megafit
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What does subduction of a plate lead to?
A. bending and volcanism
B. swell and volcanism
C. pressure and volcanism
D. melting and volcanism
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Which parts do female duckbill platypus lack?
A. uterus and vagina
B. Chlorophyll
C. Epidermis
D. a cuticle
E. epidermis and dermis
F. four limbs
G. fur and fat
H. critical organs
Answer: | A | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
If food is being digested then it is in the body
A. under foot
B. in the ear
C. in the leg
D. above the knees
Answer: | D | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
If a creek is headed to the west and a stone is tossed in and sinks, but a leaf also drops in and stays on top of the water, what will likely happen?
A. the leaf heads west
B. the stone will burn
C. the stone floats up
D. the leaf heads north
Answer: | A | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
How is the energy of an atomic orbital affected as the principal quantum number increases?
A. It triples
B. it increases
C. it decreases
D. It doubles
Answer: | B | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
A being which has migrated may have
A. sought warmth
B. preferred snow
C. enjoyed the cold
D. wanted to freeze
Answer: | A | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Tick all correct answers:
A. Fuzz testing scales at least to 1'000s of lines of code.
B. Compiler warnings scale to millions lines of code.
C. Formal verification scales at least upto 100'000s of lines of code.
D. Formal verification and concolic execution scale to the same extent.
Answer: | A | m1_preference |
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: | B | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Plants that are heat tolerant and require less water are able what?
A. uproot its soil
B. produce flowers
C. migrate
D. growth
E. survive
F. rest
G. spread its seeds
H. reproduce
Answer: | E | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What does gravity pull objects closer to?
A. Something to move
B. celestial bodies
C. mouth of rivers
D. satellites
E. the galaxy
F. solar system
G. clouds
H. kinetic energy
Answer: | B | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Tearing an object changes that object's what?
A. heat
B. liquid
C. entire appearance
D. shape keys
Answer: | C | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
A place without a sand bar is indicative of which of these characteristics?
A. a flow of sedimentation to settle
B. a stacking of silty sediments
C. a downstream movement without sediments
D. a rapid movement of sediments for downward deposit
Answer: | C | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
where do organisms cluster around hydrothermal vents?
A. humans
B. Mountains
C. loose soil
D. clouds
E. body water
F. crust
G. weathering
H. Pacific
Answer: | H | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Which body system controls all the others by sending electrical messages?
A. the nervous system
B. the localized system
C. the specialized system
D. the endocrine system
Answer: | A | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What may have developed to help our ancestors distinguish between ripe and unripe fruits?
A. color vision
B. fine motor skills
C. night vision
D. acute hearing
Answer: | A | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What diagnostic technology uses high-frequency vibrations transmitted into any tissue in contact with the transducer?
A. ultrasound
B. radiation
C. sonar
D. laser
Answer: | A | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
When you come across an animal that passed away, it sometimes smells awful because it died recently and has begun to what?
A. whimper
B. Rot
C. die
D. cook
Answer: | B | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What changes water into a gas by adding heat energy?
A. Energy.
B. precipitation
C. movement
D. a solute
E. coal
F. transpiration
G. boiling
H. ice
Answer: | G | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Let $G$ be a group generated by $g$. What is the discrete logarithm problem?
A. find $y$ such that $g^x=y$ for a given $x$.
B. find $x$ such that $g^x=y$ for a given $y$.
C. find $x,y$ such that $g^x=y$.
D. find $x,x'$ such that $g^x=g^{x'}$ and $x\ne x'$.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What shows evolution over geologic time above the level of the species?
A. speciation events
B. Leptospirosis
C. cliffs
D. rapid expansion
E. peachleaf willow
F. swamp vegetation
G. Darwin
H. RNA
Answer: | A | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Consider a binary classification problem with classifier $f(\mathbf{x})$ given by $$ f(\mathbf{x})= \begin{cases}1, & g(\mathbf{x}) \geq 0 \\ -1, & g(\mathbf{x})<0\end{cases} $$ and $\mathbf{x} \in \mathbb{R}^{6}$. Consider a specific pair $(\mathbf{x}, y=1)$ and assume that $g(\mathbf{x})=8$. In particular this means that this point is classified correctly by $f$. Assume further that we have computed the gradient of $g$ at $\mathbf{x}$ to be $\nabla_{\mathbf{x}} g(\mathbf{x})=(+1,-2,+3,-4,+5,-6)$. You are allowed to make one step in order to (hopefully) find an adversarial example. In the following four questions, assume $\epsilon=1$. Which offset $\delta$ with $\|\delta\|_{1} \leq 1$ yields the smallest value for $g(\mathbf{x}+\delta)$, assuming that $g$ is (locally) linear?
A. $(0,0,0,0,0,1)$
B. $(+1,-1,+1,-1,+1,-1)$
C. $(+1,-2,+3,-4,+5,-6)$
D. $(+1,+1,+1,+1,+1,+1)$
E. $(-1,+2,-3,+4,-5,+6)$
F. $(0,0,0,0,0,1)$
G. $(-1,+1,-1,+1,-1,+1)$
H. $(-1,-1,-1,-1,-1,-1)$
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
After fluid collects in nephron tubules in the kidney, where does it move to?
A. the bladder
B. the spleen
C. the uterus
D. the prostate
Answer: | A | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
When using the plain ElGamal cryptosystem over the group $\mathbb{Z}_p^*$ with a fixed $\ell$-bit prime $p$ and a fixed generator $g\in\mathbb{Z}_p^*$, the \textit{tightest} complexity of generating a new key-pair is\ldots
A. $\mathcal{O}(4{\ell})$.
B. $\mathcal{O}(\ell^3)$.
C. $\mathcal{O}(\ell^2)$.
D. $\mathcal{O}(\log{\ell}^4)$.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
The human heart is located within what cavity?
A. thoracic
B. pelvic
C. spinal
D. abdominal
Answer: | A | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is released into the atmosphere when fossil fuels are burned?
A. ferris oxide
B. carbon dioxide
C. hydrogen monoxide
D. hydrogen dioxide
Answer: | B | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
In JOS, after finishing the execution of a user-level page fault handler, how is the program control flow transferred back to the program? (You may get insights from the code snippet of _pagefault_upcall.)
A. The control flow will be transferred to kernel first, then to Env that caused the page fault.
B. The control flow will be transferred to Env that caused the page fault directly.
Answer: | B | 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 true regarding the random forest classification algorithm?
A. It is not suitable for parallelization.
B. It uses only a subset of features for learning in each weak learner.
C. We compute a prediction by randomly selecting the decision of one weak learner.
D. It produces a human interpretable model.
Answer: | B | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What occurs when two nonpolar liquids are mixed?
A. refracted - nonpolar interactions
B. polar-nonpolar interactions
C. nonpolar-nonpolar interactions
D. sediment - nonpolar interactions
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Which of the following statements is correct?
A. When applying stochastic gradient descent on the objective function $f(\boldsymbol{w}):=\sum_{n=1}^{30}\left\|\boldsymbol{w}-\boldsymbol{x}_{n}\right\|^{2}$ where $\boldsymbol{x}_{n}$ are the datapoints, a stochastic gradient step is roughly $30 \times$ faster than a full gradient step.
B. In practice, it could be good to let your model first overfit your task, and then apply drop-out or other regularization techniques.
C. When applying stochastic gradient descent on the objective function $f(\boldsymbol{w}):=\sum_{n=1}^{30} n \cdot\|\boldsymbol{w}\|^{2}$, a stochastic gradient (for the $n$-th summand) is given by $2 n \cdot \boldsymbol{w}$.
D. The function $f(\boldsymbol{u} ; \boldsymbol{v}):=g\left(\boldsymbol{u} \boldsymbol{v}^{\top}\right)$ is convex over the set of pairs of vectors $(\boldsymbol{u} ; \boldsymbol{v}) \in \mathbb{R}^{2} \times \mathbb{R}^{2}$, when $g: \mathbb{R}^{2 \times 2} \rightarrow \mathbb{R}$ is defined as $g(\boldsymbol{X}):=X_{12}+X_{21}$.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What transports oxygen?
A. Hemoglobin
B. hydrocarbons
C. orchids
D. roots
E. alpacas
F. burning coal
G. lungs
H. mammals
Answer: | A | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Some birds have scooped beaks, but others have sharp beaks such as
A. peregrine falcons
B. pelicans
C. toucans
D. snakes
Answer: | A | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
The type statement in RDF would be expressed in the relational data model by a table
A. with one attribute
B. with two attributes
C. with three attributes
D. cannot be expressed in the relational data model
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
_ is how organisms grow and repair themselves.
A. respiration
B. hormone secretion
C. potatoes
D. Mitosis
E. complex
F. gene regulation
G. properties
H. recycling
Answer: | D | qasc |
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.
Where could you expect to see a quail sleeping?
A. box
B. field
C. ocean
D. tree
Answer: | B | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Deserts are in extremely dry environments, so liquids will naturally be
A. rainbow
B. plentiful
C. meager
D. talented
Answer: | C | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is another term for the early larval stage of a frog?
A. egg
B. young
C. ovary
D. tadpole
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What regulates sugar?
A. lmestone
B. blood
C. carbohydrates
D. insulin
E. cows
F. pancreas
G. sweating
H. choloroplasts
Answer: | D | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Where would jumping be the hardest?
A. Mars
B. Jupiterr
C. the Earth
D. the moon
Answer: | B | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is the distance north or south of the equator called?
A. Prime Meridian
B. latitude
C. longitude
D. inclination
Answer: | B | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Temperature is a measure of the motion (kinetic energy) of what?
A. nucleus
B. particles
C. electrons
D. molecules
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Maintaining a balance inside the body or cells of organisms is known as?
A. homeostasis
B. equanimity
C. consciousness
D. ketosis
Answer: | A | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
safety goggles are used for protecting the eyes during
A. sleeping
B. persuits of knowledge
C. dancing
D. singing
Answer: | B | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
In what area of the body are sutural bones found?
A. tooth
B. skin
C. skull
D. legs
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Which of the following elements belongs to $\mathbb{Z}_{78}^*$?
A. 46
B. 35
C. 21
D. 65
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Consider the logistic regression loss $L: \R^d o \R$ for a binary classification task with data $\left( \xv_i, y_i
ight) \in \R^d imes \{0, 1\}$ for $i \in \left\{ 1, \ldots N
ight\}$:
egin{equation*}
L(\wv) = rac{1}{N} \sum_{i = 1}^N igg(\log\left(1 + e^{\xv_i^ op\wv}
ight) - y_i\xv_i^ op\wv igg).
\end{equation*}
Which of the following is a gradient of the loss $L$?
A. abla L(\wv) = rac{1}{N} \sum_{i = 1}^N \; \xv_i igg( y_i - rac{e^{\xv_i^ op\wv}}{1 + e^{\xv_i^ op\wv}}igg) $
B. abla L(\wv) = rac{1}{N} \sum_{i = 1}^N \; \xv_i igg( rac{1}{1 + e^{-\xv_i^ op\wv}} - y_iigg) $
C. abla L(\wv) = rac{1}{N} \sum_{i = 1}^N \; igg( rac{e^{\xv_i^ op\wv}}{1 + e^{\xv_i^ op\wv}} - y_i\xv_i igg)$
D. abla L(\wv) = rac{1}{N} \sum_{i = 1}^N \; igg( \xv_i rac{e^{\xv_i^ op\wv}}{1 + e^{\xv_i^ op\wv}} - y_i\xv_i^ op\wvigg)$
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
How does the phylum Nematoda reproduce?
A. parasites
B. allow growth
C. It expands
D. barnacles
E. seeds
F. sexually
G. pollen
H. competition
Answer: | F | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Select the \emph{incorrect} statement. Elliptic Curve Diffie-Hellman is
A. based on the difficulty of factoring the polynomial of EC.
B. based on the difficulty of computing the discrete logarithm in EC.
C. used in Bluetooth 2.1.
D. used for epassports.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
In the stomach, which material's arrival triggers churning and the release of gastric juices?
A. food
B. acid
C. hair
D. bile
Answer: | A | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Fierce emotion can be recorded from where?
A. sensory neurons
B. swamp vegetation
C. barks and snarls
D. runoff,water seeping spring
E. sub-units of species
F. locations of objects
G. the body's largest organ
H. heat and pressure
Answer: | D | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
what requires nutrients to grow and heal?
A. respiration
B. water vapor
C. vitamins
D. dogs
E. Whales
F. humans
G. Birds
H. bears
Answer: | D | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is secreted by plasma cells (activated B cells) ?
A. bacteria
B. sunlight
C. bioaerosols
D. Organic compounds
E. acetic acid
F. gammaglobulins
G. Chemical energy
H. ice
Answer: | F | qasc |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.