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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What mirrors diverge light rays and, thus, have a negative focal length?
A. convex
B. curved
C. concave
D. diffraction
Answer: | A | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What type of rocks form from sediments that are cemented and compacted?
A. sedimentary
B. granite
C. limestone
D. crystalline
Answer: | A | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is a source of energy for animals?
A. rocks
B. plastic food
C. metal
D. nutriment
Answer: | D | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Select the \emph{correct} statement. The Plain RSA Signature scheme
A. has modulus $N=p^2$.
B. has public modulus $e$ to be selected so that $\text{gcd} (e, \varphi(N)) > 1$.
C. allows us to pick a fixed public key exponent like $e=3$ or $e=2^{16}+1$.
D. has a secret modulus $d$ to be selected so that $e+d = 0 \pmod{\varphi(N)}$.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Many hydrocarbons are cyclic and adopt specific three-dimensional structures that influence their physical and what properties?
A. radiation
B. chemical
C. electrical
D. liquid
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 NOT an (instance-level) ontology?
A. Wordnet
B. WikiData
C. Schema.org
D. Google Knowledge Graph
Answer: | C | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
DNA contains what for proteins where polymerase joins the nucleotides together.
A. genetic instructions
B. Most plants
C. energy
D. allow growth
E. acids
F. it needs them
G. bases
H. Chemical energy
Answer: | A | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
You need to quickly find if a person's name is in a list: that contains both integers and strings such as:
list := ["Adam Smith", "Kurt Gödel", 499, 999.95, "Bertrand Arthur William Russell", 19.99, ...]
What strategy can you use?
A. Insertion sort the list, then use binary search.
B. Bubble sort the list, then use binary search.
C. Use binary search.
D. Use linear search.
Answer: | D | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Some birds have adapted to their cold environment by over time evolving to have thicker feathers in order to
A. go to space
B. avoid freezing
C. eat dinosaurs
D. nothing
Answer: | B | openbookqa |
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.
Which one of these digital signature schemes is \emph{not} based on the Discrete Log problem?
A. DSA
B. ECDSA
C. Pointcheval-Vaudenay
D. PKCS\#1v$1.5$
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Select all the statements that are true.A penalty will be applied for any incorrect answers selected.
A. The Luhn law states that if a set of words are ranked by the decreasing order of their frequencies, the high-ranked words are the best features for identifying the topics that occur in the document collection.
B. The order of words are ignored in the bag-of-words model.
C. High values of document frequency means that the word is not very discriminative.
D. Documents that are orthogonal to each other gives a cosine similarity measure of 1.
E. Cosine similarity is independent of the length of the documents.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What scientist and monk is best known for his experiments with pea plants?
A. aristotle
B. steiner mendel
C. gregor mendel
D. charles darwin
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
If a snow storm is coming you should?
A. Go out
B. Find pizza
C. Buy supplies
D. Watch Tv
Answer: | C | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is the gradient of $\mathbf{x}^{\top} \mathbf{W} \mathbf{x}$ with respect to all entries of $\mathbf{W}$ (written as a matrix)?
A. (a) $\mathbf{W} \mathbf{x}$
B. (b) $\mathbf{W}^{\top} \mathbf{x}$
C. (c) $\square\left(\mathbf{W}+\mathbf{W}^{\top}\right) \mathbf{x}$.
D. (d) $\mathbf{W}$
E. (e) $\mathbf{x} \mathbf{x}^{\top}$.
F. (f) $\mathbf{x}^{\top} \mathbf{x}$
G. (g) $\mathbf{W} \mathbf{W}^{\top}$.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Select what statements are true about probabilistic parsing.A penalty will be applied for any wrong answers selected.
A. The purpose of introducing probabilities at the syntactic level is to enable the parser to choose among different parses of an ambiguous sentence.
B. The probabilities aims at capturing linguistic phenomena that are hard to express in operational terms but can be estimated from linguistic corpora.
C. Probabilizing does not depend on the way the syntactic parser is used (either as a recognizer or as an analyzer).
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Where does moist air fall on a mountain?
A. bottom
B. rainfall
C. Under 32 degrees
D. during the day
E. windward side
F. top
G. adding heat
H. ridge
Answer: | E | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Consider an RSA encryption where the $(p, q)$ are determined as $(53, 61)$. True or false: $(e,d) = (7, 223)$ are valid encoding/decoding exponents.
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.
The atoms of a compound are held together by what type of bonds?
A. mineral
B. covalent
C. radiation
D. chemical
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
a closed circuit
A. is turned off
B. is uninterrupted
C. has multiple paths
D. incomplete
Answer: | B | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Scientists study animal behavior through which of the following?
A. audio and video tape
B. Electrical energy
C. irradiation
D. A computer
E. raising their temperature
F. Something coming from a gland
G. The bending of a ray of light
H. characteristics
Answer: | A | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What do you call the transfer of thermal energy?
A. precipitation
B. humidity
C. heat
D. formation
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
A person pours water into a cylinder in order to
A. touch it
B. observe it
C. taste it
D. make it
Answer: | B | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What term is used to describe when a liquid is the temperature at which its equilibrium vapor pressure is equal to the pressure exerted on the liquid by its gaseous surroundings?
A. burning point
B. freezing point
C. boiling point
D. evaporating point
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Select the \emph{correct} answer.
A. The dictionary attack needs no precomputation.
B. The dictionary attack has a memory complexity of order 1.
C. The multi-target dictionary attack needs no precomputation.
D. The success probability of the dictionary attack depends on the size of the dictionary.
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 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.
The \textbf{parameters} (weights \textbf{W}) are learned with ...
(One answer)
A. training
B. validation
C. test
D. all the data together
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
How does Zinc usually leave the body?
A. irradiation
B. A drug.
C. burning coal
D. Excretion
E. physical removal
F. vomit
G. an ion
H. evaporation
Answer: | D | 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.
When sand is deposited along a shoreline, what is created?
A. island
B. beach
C. bay
D. dunes
Answer: | B | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is the photosynthesis factory of the plant?
A. pistil
B. stamen
C. genome
D. chloroplast
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Items are all ultimately compromised of which?
A. Cells
B. Molecules
C. Air
D. Nerves
Answer: | B | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What requires warmth to survive?
A. opossums
B. vacuum
C. minerals
D. single-celled organisms
E. bullfrogs
F. female sex cells
G. dolphins
H. female connectors
Answer: | F | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Regarding Label Propagation, which of the following is false?
A. The labels are inferred using the labels that are known apriori
B. It can be interpreted as a random walk model
C. Propagation of labels through high degree nodes are penalized by low abandoning probability
D. Injection probability should be higher when labels are obtained from experts than by crowdworkers
Answer: | C | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Which action may be seen an action that benefits the environment
A. redeeming aluminum cans
B. burning trash
C. hunting deer
D. Building inground pool
Answer: | A | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What happens when a sperm enters an egg?
A. Conception
B. It will move.
C. competition
D. Menstruation
E. rapid expansion
F. The egg multiplies
G. Sperm reproduce
H. pollen
Answer: | A | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Due to weathering
A. large submarines are built
B. new bikes are raced
C. holes in the pathway
D. 2nd story houses are built
Answer: | C | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What has circulatory system with a two-chambered heart?
A. sharks
B. trout
C. pan
D. toads
E. Birds
F. animals
G. mammals
H. Man
Answer: | B | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Warming in a skillet causes a what in an egg?
A. chemical reaction
B. egg formation
C. shell crack
D. They may not survive.
E. chemical ending
F. Chemical energy
G. Evaporation
H. looseness
Answer: | A | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is the second largest planet in the solar system?
A. saturn
B. Mars
C. jupiter
D. Venus
Answer: | A | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Consider the following context-free grammar \(G\) (where \(\text{S}\) is the top-level symbol):
\(R_{01}: \text{S} \rightarrow \text{NP VP}\)
\(R_{02}: \text{NP} \rightarrow \text{NP0}\)
\(R_{03}: \text{NP} \rightarrow \text{Det NP0}\)
\(R_{04}: \text{NP0} \rightarrow \text{N}\)
\(R_{05}: \text{NP0} \rightarrow \text{Adj N}\)
\(R_{06}: \text{NP0} \rightarrow \text{NP0 PNP}\)
\(R_{07}: \text{VP} \rightarrow \text{V}\)
\(R_{08}: \text{VP} \rightarrow \text{V NP}\)
\(R_{09}: \text{VP} \rightarrow \text{V NP PNP}\)
\(R_{10}: \text{PNP} \rightarrow \text{Prep NP}\)
complemented by the lexicon \(L\):
a : Det
blue : Adj, N
drink : N, V
drinks : N, V
friends : N
from : Prep
gave : V
letter : N
my : Det
neighbor : N
nice : Adj, N
of : Prep
postman : N
ran : V
the : Det
to : PrepHow many (syntactic and lexical) rules does the extended Chomsky Normal Form grammar equivalent to \(G\) contain, if produced as described in the parsing lecture?
A. the grammar \(G\) cannot be converted to extended Chomsky Normal Form
B. the grammar \(G\) already is in extended Chomsky Normal Form
C. 11 rules
D. 31 rules
E. 48 rules
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Which area of the human heart pumps the blood to the right ventricle?
A. true atrium
B. left ventricle
C. right atrium
D. left atrium
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Mammals have four limbs and produce what kind of eggs?
A. hard-shelled
B. amniotic
C. umbilical
D. placental
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 well preserved by 2G?
A. Confidentiality
B. Message Integrity
C. Challenge freshness
D. Authentication of Mobile Station
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 have a better chance at thriving?
A. a woman starving every day
B. mosquito on mars in space
C. a man without money to eat
D. a spider with an abundance of prey in web
Answer: | D | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What does HIV contain?
A. p53
B. RNA
C. DNA
D. CFCs
E. ova
F. gene
G. HPV
H. mold
Answer: | B | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
A plant photosynthesizing will do a more efficient job it it has
A. thirty leaves
B. ten leaves
C. six leaves
D. one leaf
Answer: | A | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
A kitten is born and a person who is petting it can know that it
A. broke through shell
B. was hatched
C. was an egg
D. came out breathing
Answer: | D | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
When constructing a word embedding, negative samples are
A. word - context word combinations that are not occurring in the document collection
B. context words that are not part of the vocabulary of the document collection
C. all less frequent words that do not occur in the context of a given word
D. only words that never appear as context word
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What type of molecules sit within a membrane and contain an aqueous channel that spans the membrane’s hydrophobic region?
A. microorganisms
B. mole
C. channel
D. osmotic fluid
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 is wrong regarding Ontologies?
A. We can create more than one ontology that conceptualize the same real-world entities
B. Ontologies help in the integration of data expressed in different models
C. Ontologies support domain-specific vocabularies
D. Ontologies dictate how semi-structured data are serialized
Answer: | D | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What controls the shape of a developing zygote early in its development?
A. chromosomes
B. DNA
C. gap genes
D. storage genes
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What requires either insects or wind.
A. Pollen grains
B. swamp vegetation
C. animals
D. earth
E. Animal survival
F. bloom time
G. Most plants
H. nature
Answer: | G | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
To undo the tarnish on copper pennies, you can place them in what liquid?
A. distilled water
B. seawater
C. vinegar
D. honey
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Bacterial contamination of foods can lead to digestive problems called what?
A. cancer
B. food poisoning
C. the flu
D. butterflies in your stomach
Answer: | B | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Processing of filtrate in the proximal tubule helps maintain what level in body fluid?
A. ph
B. temperature
C. homeostasis
D. metabolic level
Answer: | A | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Winter in the Northern Hemisphere means
A. the Northern Hemisphere is experiencing scorching hot weather
B. the Northern Hemisphere is experiencing daily torrential rain
C. the Southern Hemisphere is experiencing warm sunny days
D. the Southern Hemisphere is experiencing frigid temperatures
Answer: | C | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Perspiration does what to the skin when it is evaporated from the skin onto the air?
A. reduced heat
B. cleans it
C. heats it
D. temperature
E. cools it
F. heat or cold
G. air cools
H. turns it to steam
Answer: | E | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Where do living things obtain the energy to carry out all life processes?
A. waste
B. fuel
C. oxygen
D. food
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is the term for animals that have a backbone?
A. vertebrates
B. herbivores
C. carnivores
D. invertebrates
Answer: | A | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
When electricity flows to a light bulb, the energy it uses becomes what?
A. less
B. shadowed
C. energy
D. waves
E. heat
F. unique
G. matter
H. removed
Answer: | E | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Which of the following is TRUE for Recommender Systems (RS)?
A. The complexity of the Content-based RS depends on the number of users
B. Item-based RS need not only the ratings but also the item features
C. Matrix Factorization is typically robust to the cold-start problem.
D. Matrix Factorization can predict a score for any user-item combination in the dataset.
Answer: | D | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is the content of the superblock in the JOS file system?
A. List of all directories
B. List of all files
C. List of all blocks
D. List of all inodes
E. Total number of blocks on disk
F. Magic number identifying the file system
G. Node with the root directory ('/')
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
The elements of $\mathbf{Z}_{14}^*$ are
A. $\{ 0, 1, 3, 5, 9, 11, 13\}$
B. $\{ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13\}$
C. $\{ 1, 3, 5, 9, 11, 13\}$
D. $\{ 1, 2, 3, 9, 11 \}$
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 term for the span in the life of an organism from one generation to the next?
A. life cycle
B. era
C. life span
D. time consumption
Answer: | A | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Desalinating water from the ocean does what to nearby fish?
A. helps them out
B. makes habitat nicer
C. gives them money
D. demolishes habitat
Answer: | D | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What can help an animal survive?
A. trees
B. fur
C. food
D. muscle
E. ferns
F. oxygen
G. warmth
H. play
Answer: | H | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What are the three most common elements in the air we breathe?
A. oxygen, nitrogen, H20
B. nitrogen, argon, hydrogen
C. argon, oxygen, hydrogen
D. nitrogen, oxygen and argon
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Tiny pips may be found inside of this food that is a breakfast treat.
A. grapefruit
B. flour
C. macaroni
D. ranch
Answer: | A | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is formed by weathering?
A. peat
B. glass
C. Sand
D. mud
E. ground
F. dirt
G. beads
H. soils
Answer: | C | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What group makes up the majority of multicellular eukaryotes?
A. Most plants
B. solid, liquid, gas
C. orchids
D. Plant reproduction
E. Veins and arteries.
F. passenger pigeons
G. Invertebrates
H. insects
Answer: | G | qasc |
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.
What produces secondary vascular tissues in seed plants?
A. after growth
B. photosynthesis
C. faulty growth
D. Conifers
E. Chlorophyll
F. primary growth
G. plant reproduction
H. secondary growth
Answer: | H | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
An area of dirt contains large amounts of talc. That means that talc is able to be found in
A. strawberries that grow elsewhere
B. strawberries that grow there
C. shark's stomachs under water
D. underwater caves in France
Answer: | B | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What are used to balance chemical equations?
A. fractions
B. coefficients
C. velocities
D. densities
Answer: | B | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
A gila monster will likely have to interact negatively with
A. trees
B. eagles
C. snails
D. sharks
Answer: | B | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
A lot more sunlight is getting through to the forest floor in the summer than the summer before.
A. a lumber company got resources from the forest
B. the sun is a lot brighter than the year before
C. A piece of the sun has been placed on the forest floor
D. mirrors have been placed in the tree tops by squirrels
Answer: | A | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What type of isomers contain the same number of atoms of each kind but differ in which atoms are bonded to one another?
A. constitutional isomers
B. structural isomers
C. different isomers
D. unique isomers
Answer: | B | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
To which expression is the following for-loop translated? for x <- xs if x > 5; y <- ys yield x + y
A. xs.flatMap(x => ys.map(y => x + y)).withFilter(x => x > 5)
B. xs.withFilter(x => x > 5).map(x => ys.flatMap(y => x + y))
C. xs.withFilter(x => x > 5).flatMap(x => ys.map(y => x + y))
D. xs.map(x => ys.flatMap(y => x + y)).withFilter(x => x > 5)
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 among the followings:
A. Visual cryptography is perfectly secure (at an unreasonable cost).
B. The Vernam cipher was invented by Kerckoff.
C. Just like coding theory, cryptography usually faces random noise.
D. Enigma has never been broken.
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 does a spinning motion?
A. planet venus
B. the earth
C. planet mars
D. all of these
Answer: | D | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What artificial process involves making an exact copy of a gene?
A. material cloning
B. ribosome cloning
C. gene cloning
D. candidate cloning
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
There are only four possible bases that make up each dna nucleotide: adenine, guanine, thymine, and?
A. guarine
B. phenylalanine
C. cytosine
D. taurine
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
cranberry harvests require the presence of what
A. seeds
B. lipids
C. Sun
D. RNA
E. freezing rain
F. strong winds
G. bees
H. large farms
Answer: | G | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
if a person commits arson, which of these might be found as the source in the remains?
A. a new cold water bottle
B. a new portable stove
C. a new hot coffee
D. a blue plastic comb
Answer: | B | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
When a hemisphere is tilted away from the sun, that hemisphere will have what?
A. unstable weather
B. warmer weather
C. rays or beams
D. permineralization
E. solar weather
F. scattered light
G. scarce resources
H. colder weather
Answer: | H | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
The barrier defenses are not a response to infections, but they are continuously working to protect against a broad range of what?
A. nutrients
B. pathogens
C. ecosystems
D. mates
Answer: | B | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Let $E$ and $F$ be two events. Suppose that they satisfy $p(E|F)=p(E) > 0.$ True or false: Then we must have $p(F|E)=p(F).$
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.
what have roots?
A. plants
B. fungi
C. cacti
D. clothing
E. density
F. grass
G. Conifers
H. h2o
Answer: | A | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
An eagle will use their claws to catch which of the following?
A. nuts and berries
B. mouse
C. lion
D. elephant
Answer: | B | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What mineral is used to produce glass?
A. pyrite
B. feldspar
C. quartz
D. lead
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Mitosis is nuclear division during which duplicated chromosomes are segregated and distributed into what?
A. daughter nuclei
B. woman nuclei
C. father nuclei
D. long nuclei
Answer: | A | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Decision trees...
A. ... can be used for both classification and regression.
B. ... can be easily explained.
C. ... need water and sunlight to grow.
D. ... have several different roots.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
In single-celled organisms, what does the plasma membrane extensions help the organisms to do?
A. prevent
B. inspect
C. increase
D. move
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Rivers are usually larger than what
A. objects that have mass
B. body water
C. colder and wetter
D. Veins and arteries.
E. allow growth
F. loose soil
G. at or near the margins
H. mountain sources
Answer: | H | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
A binary prefix-free code $\Gamma$ is made of four codewords. The first three codewords have codeword lengths $\ell_1 = 2$, $\ell_2 = 3$ and $\ell_3 = 3$. What is the minimum possible length for the fourth codeword?
A. $1$.
B. $2$.
C. $3$.
D. $4$.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What are the lines of force in the electric field around a charged particle called?
A. terrain lines
B. voltage lines
C. field lines
D. ionic zone
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What happens when an object is at equilibrium?
A. It melts
B. It remains stationary
C. The bending of a ray of light
D. It weighs more
E. matter vibrating
F. It moves quickly
G. flow of electrons
H. Movement of an air mass
Answer: | B | qasc |
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 net with \textbf{ReLU activations}. Your input data has components in [0, 1]. \textbf{You initialize your weights by sampling from $\mathcal{N}(-10, 0.1)$ (Gaussians of mean -10 and variance 0.1)}, 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: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Which one of these is a closed set?
A. $\mathbb{Z}$ with the addition.
B. $\mathbb{Z}^\star$ with the addition.
C. $\mathbb{Z}^\star$ with the substaction.
D. $\mathbb{Z}-\{0\}$ with the division.
Answer: | A | m1_preference |
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