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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Somatosensation refers to what of the five senses?
A. thought
B. touch
C. balance
D. sight
Answer:
|
B
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is the main form of energy storage in plants?
A. dioxide
B. starch
C. liquid
D. nitrogen
Answer:
|
B
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
If we need to create a channel that protects confidentiality and we have at our disposal a channel that protects integrity and authenticity, we need to use
A. symmetric key encryption.
B. message authentication codes.
C. public key encryption.
D. digital signatures.
Answer:
|
A
|
m1_preference
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
A puppy wakes up and needs to to for a walk. In order to have the ability to do this, he will require
A. pebbles
B. lunch
C. toys
D. wheels
Answer:
|
B
|
openbookqa
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Sugar and starch are examples of what type of nutrient?
A. fat
B. vitamins
C. proteins
D. carbohydrates
Answer:
|
D
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Mental illness has a negative impact on what?
A. nervous system
B. film
C. an organism
D. children
E. photographs
F. critical organs
G. inanimate objects
H. people
Answer:
|
C
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What kind of soil can a cobra bobo be found?
A. Moist
B. porous
C. bushes
D. harmful
E. warm
F. Dry
G. Rotting
H. Cold
Answer:
|
A
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What two forces tend to keep an animal stationary and thus oppose locomotion?
A. thickness and gravity
B. stength and gravity
C. friction and gravity
D. workload and gravity
Answer:
|
C
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Oil is a source of a material used for an object with
A. wood planks
B. cardboard
C. a large stone
D. wheels
Answer:
|
D
|
openbookqa
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What shape are sea squirts?
A. rectangle
B. Loose
C. swimming
D. barrel
E. protected
F. swea
G. square
H. cross
Answer:
|
D
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Consider the following set of frequent 3-itemsets: {1, 2, 3}, {1, 2, 4}, {1, 2, 5}, {1, 3, 4}, {2, 3, 4}, {2, 3, 5}, {3, 4, 5}. Which one is not a candidate 4-itemset?
A. {1,2,4,5}
B. {1,3,4,5}
C. {2,3,4,5}
D. {1,2,3,4}
Answer:
|
B
|
m1_preference
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Which type of isomers generally have lower boiling and melting points than straight-chain isomers?
A. straight-chain isomers
B. branched-looping isomers
C. branched-chain isomers
D. branched - solar isomers
Answer:
|
C
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What do plants do to prevent water loss at night?
A. shed their petals
B. open their petals
C. close their stems
D. close their leaves
Answer:
|
D
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What do you call the temperature at which a liquid boils and starts changing to a gas?
A. boiling point
B. melting point
C. transformation point
D. vapor point
Answer:
|
A
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Group 13 of the periodic table is also called what?
A. the boron group
B. nitrogen group
C. manganese group
D. iron group
Answer:
|
A
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Which of the following functions \( f :\mathbb{Z} imes \mathbb{Z} o \mathbb{Z} \) are surjective?
A. \( f(m,n)=m+n \)
B. \( f(m,n)=m^2+n^2 \)
C. \( f(m,n)=m \)
D. \( f(m,n)=|n| \)
Answer:
|
A
|
m1_preference
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What do you call the horizontal stems of a strawberry plant that run over the ground surface?
A. stolons
B. sprouts
C. root volunteers
D. climbing vines
Answer:
|
A
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
In an x86 multiprocessor system with JOS, select all the correct options. Assume every Env has a single thread.
A. Two Envs could run on the same processor simultaneously.
B. Two Envs could run on two different processors simultaneously.
C. One Env could run on two different processors simultaneously.
D. One Env could run on two different processors at different times.
Answer:
|
A
|
m1_preference
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Bill missed high tide, so he had to wait until when to see it again
A. tomorrow
B. next month
C. next year
D. never
Answer:
|
A
|
openbookqa
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
what layer can heat and pressure be felt from nerves?
A. exoskeleton
B. warmth
C. internal organs
D. hair
E. messengers
F. epidermal
G. Riding a bike
H. sweating
Answer:
|
F
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Organelles that come in pairs are involved in what?
A. movement
B. Veins and arteries.
C. competition
D. Plants growth
E. Animal survival
F. cell division
G. an organism's body
H. Plant reproduction
Answer:
|
F
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
what are responsible for earthquakes?
A. flow of electrons
B. fault movement
C. heat energy
D. Energy.
E. volcanos
F. magma
G. Movement
H. lava
Answer:
|
B
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What results when an immune response to a pathogen produces memory cells?
A. anemia
B. vaccination
C. kill them
D. competition
E. lie detectors
F. rapid expansion
G. killing insects
H. it needs them
Answer:
|
B
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What can Mynah birds undergo to compete for nest holes?
A. layers of fat
B. weaponization
C. permineralization
D. specialization
E. personification
F. adding heat
G. Temperature changing
H. bacteria
Answer:
|
D
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
A pack of wolves eat the sheep before a grizzly bear can get to them, what have the wolves done to the bear?
A. out competed
B. out lasted
C. out ran
D. out lived
Answer:
|
A
|
openbookqa
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is the fourth planet from the sun?
A. Saturn
B. Pluto
C. mars
D. Mercury
Answer:
|
C
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Giardia is an example of a protozoa that uses flagella for what purpose?
A. nutrients
B. light
C. reproduction
D. movement
Answer:
|
D
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Your aim is to evaluate a movie review analysis system, the purpose of which is to determine whether a review is globally positive or negative.
For each movie review, such a system outputs one of the following classes: positive and negative.
To perform your evaluation, you collect a large set of reviews and have it annotated by two human annotators. This corpus contains 95% of negative reviews (this 95% ratio is for this first question only and may change in the next
questions).
What metrics do you think are appropriate to evaluate the system on this corpus?
You will get a penalty for wrong ticks.
A. Cohen's kappa
B. accuracy
C. precision
D. recall
E. standard deviation
F. F1-score
Answer:
|
A
|
m1_preference
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Tick the \textbf{incorrect} assumption. A language $L$ is in NP if\dots
A. $x \in L$ can be decided in polynomial time.
B. $x \in L$ can be decided in polynomial time given a witness $w$.
C. $L$ is NP-hard.
D. $L$ (Turing-)reduces to a language $L_2$ with $L_2$ in $P$, i.e., if there is a polynomial deterministic Turing machine which recognizes $L$ when plugged to an oracle recognizing $L_2$.
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 condition called where pimples form on the skin?
A. acne
B. cramping
C. dermatitis
D. blushing
Answer:
|
A
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
A trait controlled by a single gene that has two alleles is given what name, after the scientist who studied inheritance?
A. carlinian trait
B. mendelian trait
C. rosilin trait
D. darwinian trait
Answer:
|
B
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What type of transport occurs when substances cross the plasma membrane without any input of energy from the cell?
A. wave diffusion
B. physical transport
C. active transport
D. passive transport
Answer:
|
D
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Heat can change something that has how many states?
A. seasons
B. two
C. Energy.
D. three
E. energy
F. liquid
G. unique
H. cycles
Answer:
|
D
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
When taking a pickax to rocks
A. pick a location where lots of people will be
B. sweep up after yourself to keep the workplace safe
C. eschew wearing any safety gear
D. clean up is an unnecessary chore
Answer:
|
B
|
openbookqa
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Select all statements that are true.A penalty will be applied for any wrong answers.
A. The analyzer functionality of a parser determines the set of all possible associated syntactic structures for any syntactically correct sentence.
B. The recognizer functionality of a parser decides if a given sequence of words is syntactically correct or not.
C. For a sentence to be acceptable in general, it is sufficient to satisfy the positional and selectional constraints of a given language.
D. Determining whether a sentence has a pragmatic meaning depends on the context that is available.
E. Syntactic ambiguity has no effect on the algorithmic complexity of parsers.
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 statements is correct concerning the use of Pearson’s Correlation for user- based collaborative filtering?
A. It measures whether different users have similar preferences for the same items
B. It measures how much a user’s ratings deviate from the average ratings I
C. t measures how well the recommendations match the user’s preferences
D. It measures whether a user has similar preferences for different items
Answer:
|
A
|
m1_preference
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What does sunlight do for a vegetable?
A. Makes it large
B. hydrate their cells
C. Makes it small
D. It gets heated up
E. it can be seen
F. Kills it
G. Makes it grow
H. It remains dormant
Answer:
|
G
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What requires electrical energy to produce photons?
A. satellites
B. an electron lens
C. cigarettes
D. an object
E. heterotrophs
F. squids
G. sensory neurons
H. a lightbulb
Answer:
|
H
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What does a plant need to grow?
A. rocks
B. fossil fuels
C. nutrients
D. magnets
E. seeds
F. cellulose
G. energy
H. sunlight
Answer:
|
G
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
A large component of Earth's makeup is
A. stoned
B. markers
C. diamonds
D. ground material
Answer:
|
D
|
openbookqa
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Net production efficiency allows ecologists to quantify how efficiently organisms of a particular what incorporate the energy they receive into biomass?
A. neural level
B. hypothesized level
C. trophic level
D. sea level
Answer:
|
C
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What type of pathogen is responsible for african sleeping sickness?
A. streptococcus
B. Trichinella spiralis
C. trypanosoma
D. salmonella
Answer:
|
C
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
how traits are passed down, or inherited, is found in information in an organism's what?
A. Species
B. messengers
C. hair follicles
D. cycles
E. skin cells
F. Endocrine system
G. chromosomes
H. proteins
Answer:
|
G
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Select the statements that are true.A penalty will be applied to any incorrect answers selected.
A. Information retrieval is the selection of documents relevant to a query from an unstructured collection of documents.
B. Different IR systems can differ in the way they represent documents, represent queries, and define the relevance measure between documents and queries.
C. The vector space model represents documents as vectors derived from the distribution of indexing terms in the document.
D. The dimensionality of the vector space does not depend on the size of the indexing vocabulary.
E. Use of filters during indexing results in less informative indexes.
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 encryption of the word ``SECRECY'' under the Vigen\`ere cipher using the key ``ZAB''?
A. ``REDQEDX''
B. ``RDDQEDX''
C. ``REDQEKX''
D. ``REDUEDX''
Answer:
|
A
|
m1_preference
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Humans building communities to make survival easier is an example of humans as a species changing their what?
A. environment
B. evolution
C. instinctive behavior
D. climate
Answer:
|
A
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is the attraction of a particular atom for the electrons of a covalent bond called?
A. electronegativity
B. conductivity
C. electromagnetism
D. ionization
Answer:
|
A
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
The galápagos islands are a group of 16 volcanic islands 600 miles off the west coast of what continent?
A. asia
B. north america
C. europe
D. south america
Answer:
|
D
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
what causes bodies of water to increase?
A. vaporization
B. inflation
C. bomb cyclones
D. salt
E. flooding
F. Condensation
G. evaporation
H. nitrogen
Answer:
|
C
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
When any two object strike with each other, the molecules of the outer of the two objects coming in contact could
A. rot
B. quake
C. smoke
D. freeze
Answer:
|
B
|
openbookqa
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What are the primary cells of adaptive immune response?
A. lymphocytes
B. erythrocytes
C. white blood cells
D. red blood cells
Answer:
|
A
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
In User-Based Collaborative Filtering, which of the following is correct, assuming that all the ratings are positive?
A. Pearson Correlation Coefficient and Cosine Similarity have different value range, but return the same similarity ranking for the users
B. If the ratings of two users have both variance equal to 0, then their Cosine Similarity is maximized
C. Pearson Correlation Coefficient and Cosine Similarity have the same value range, but can return different similarity ranking for the users
D. If the variance of the ratings of one of the users is 0, then their Cosine Similarity is not computable
Answer:
|
B
|
m1_preference
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
If a human has all their bones removed
A. they are dancing
B. they can stand
C. organs are safe
D. organs will fail
Answer:
|
D
|
openbookqa
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
According to the english system measurement, how much is equal to 2 pints, 1 quart, and ¼ of a gallon?
A. 3 cups
B. 1 cup
C. 4 cups
D. 2 cups
Answer:
|
C
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
If a tree is growing in an area that is most ideal to it, the dirt will be
A. firm
B. loose
C. packed tight
D. airless
Answer:
|
B
|
openbookqa
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
For an item that has not received any ratings, which method can make a prediction?
A. User-based collaborative RS
B. Item-based collaborative RS
C. Content-based RS
D. None of the above
Answer:
|
C
|
m1_preference
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Many believe the cause of smallpox to be what?
A. fever
B. negative
C. contamination
D. Allergies
E. Nonliving
F. heat or cold
G. dangerous
H. Leptospirosis
Answer:
|
E
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is the vaccine to prevent infection of hpv?
A. HIV
B. herpes
C. gardasil
D. cervical
Answer:
|
C
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
ASLR stands for
A. Address Space Layout Randomization
B. Address Structure Layout Randomization
C. Augmented Security Layer Randomization
D. Address Space Linker Randomization
E. Automatic Structure Layout Randomization
Answer:
|
A
|
m1_preference
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Consider a message $T$ and a key $K$ chosen independently from $T$. True or false: If there exists a perfectly secret encryption scheme using $K$, then $H(T) \leq H(K)$.
A. True
B. False
Answer:
|
A
|
m1_preference
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
If a cat has a body temp that is below average, it is in
A. good health
B. a good place
C. danger
D. safe ranges
Answer:
|
C
|
openbookqa
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
what can cause bodily tissues to swell?
A. gravity
B. chickenpox
C. bacteria
D. influenza
E. smallpox
F. viruses
G. skin tissue
H. weathering
Answer:
|
C
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Select \emph{incorrect} statement. The exhaustive search
A. can be used to find a secret key of AES.
B. is a brute force attack.
C. is not applicable against perfectly secure cipher.
D. runs in time polynomial in the length of the key.
Answer:
|
A
|
m1_preference
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
what causes the immune system to not work properly?
A. HIV
B. lack
C. DDT
D. p53
E. antibiotics
F. h2o
G. memory cells
H. HPV
Answer:
|
A
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
To function, electrical energy is required for what kind of devices?
A. wet
B. zapping powered
C. hydro
D. watery
Answer:
|
B
|
openbookqa
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
natural disasters can cause animals to
A. deep fry
B. dance
C. trek
D. nap
Answer:
|
C
|
openbookqa
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
what makes water stick together?
A. radiation
B. glue
C. rings
D. gravity
E. CO 2
F. magnetism
G. force
H. bonds
Answer:
|
H
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
The number of non-zero entries in a column of a term-document matrix indicates:
A. how many terms of the vocabulary a document contains
B. how often a term of the vocabulary occurs in a document
C. how relevant a term is for a document
D. none of the other responses is correct
Answer:
|
A
|
m1_preference
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
If a blind person needs to know which cat has long hair and which has short hair, they can
A. look at it
B. hear it
C. grab it
D. smell it
Answer:
|
C
|
openbookqa
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Let S(x) be the statement “x has been in a lake” and L(x) be the statement “x lives in Lausanne” and the domain of x consists of all the humans in the world.
The sentence : “there exists exactly one human that lives in Lausanne and that has never been in a lake” corresponds to the statement (multiple choices possible):
A. \( \exists! x (S(x) \wedge L(x)) \)
B. \( \exists x \Bigr[( S(x) \wedge
eg L(x)) \wedge orall y \left[
eg( S(y) \wedge
eg L(y)) \wedge (x=y)
ight] \Bigr] \)
C. \( \exists x \Bigr[ (
eg S(x) \wedge L(x)) \wedge orall y \left[
eg(
eg S(y) \wedge L(y)) ee (x=y)
ight] \Bigr] \)
D. \( \exists! x (
eg S(x) \wedge L(x)) \)
Answer:
|
A
|
m1_preference
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Given the distribution $P_0$ of a normal coin, i.e. $P_0(0)=P_0(1)=\frac{1}{2}$, and distribution $P_1$ of a biased coin, where $P_1(0)=\frac{1}{3}$ and $P_1(1) = \frac{2}{3}$ , the maximal advantage of a distinguisher using a single sample is\dots
A. $\frac{1}{6}$.
B. $3$.
C. $\frac{1}{3}$.
D. $0$.
Answer:
|
A
|
m1_preference
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Tick the \textbf{incorrect} assertion.
A. ECDSA uses elliptic curves.
B. PKCS\#1v1.5 uses plain RSA as an internal routine.
C. An ECDSA signature consists in the message and a pair of elements in $\mathbb{Z}_n$.
D. Subtraction is hard to perform on an elliptic curve.
Answer:
|
A
|
m1_preference
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Consider a 3-gram language model. Select all possible ways we can compute the maximum likelihood of the word sequence:"time flies like an arrow"You will get a penalty for wrong ticks.
A. P(time flies like).P(an|flies like).P(arrow|like an)
B. P(time flies like).P(like|time flies).P(an|flies like).P(arrow|like an)
C. P(time).P(flies like|time).P(an|flies like).P(arrow|like an)
D. P(time flies).P(like|flies).P(an|like).P(arrow|an)
E. P(time flies).P(flies|time).P(like|flies).P(an|like).P(arrow|an)
F. P(time flies).P(like|time flies).P(an|flies like).P(arrow|like an)
Answer:
|
A
|
m1_preference
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Select what is true about the Baum-Welch algorithm.A penalty will be applied for any incorrect answers.
A. It uses expectation maximization to estimate parameters of the Hidden Markov Model.
B. The algorithm always converges towards a global maximum of the parameters estimated.
C. The resulting parameters from the algorithm do not depend on the values the parameters are initialized with.
D. If we have few word sequences annotated with PoS tags, we can use these data to set, in a supervised manner, the initial parameters of the Baum-Welch algorithm.
E. You cannot randomly initialize the parameters of the algorithm.
Answer:
|
A
|
m1_preference
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Tick the \emph{incorrect} assertion. For a cipher $C$, decorrelation theory says that \ldots
A. A decorrelation $0$ of order $1$ means perfect secrecy when used once.
B. $\mathsf{BestAdv}_n(C,C^\ast)=\frac{1}{2}\mathsf{Dec}^n_{\left|\left|\cdot\right|\right|_a}(C)$.
C. A decorrelation $0$ of order $1$ always protects against linear cryptanalysis.
D. $\mathsf{Dec}^n(C_1\circ C_2) \leq \mathsf{Dec}^n(C_1) \times \mathsf{Dec}^n(C_2)$, for $C_1$ and $C_2$ two independent random permutations.
Answer:
|
A
|
m1_preference
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Select the non-associative operation.
A. $+$ (addition)
B. $-$ (subtraction)
C. $\times$ (multiplication)
D. $\oplus$ (exclusive-or)
Answer:
|
A
|
m1_preference
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Select a correct statement
A. Morse alphabet is a cipher
B. Morse alphabet is a code
C. Morse alphabet preserves confidentiality
D. Morse alphabet preserves authenticity
Answer:
|
A
|
m1_preference
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
In the mammal family, what is the name for hoofed animals, such as deer, sheep, goats, pigs, buffalo, elephants and giraffes?
A. ungulates
B. primates
C. bovines
D. rodents
Answer:
|
A
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Roundworms feed on various things, one of them being decaying organic matter. doing this, they play an important role in what famous cycle?
A. life cycle
B. soul cycle
C. carbon cycle
D. water cycle
Answer:
|
C
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What can yeast and mold decompose?
A. wood
B. moss
C. bushes
D. sugar
E. matter
F. Crops
G. soil
H. paper
Answer:
|
A
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Something that can be described as what can only contract?
A. Smooth
B. the skin
C. Rough
D. strong
E. Sweet
F. Loud
G. complex
H. alveoli
Answer:
|
A
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is a soft, malleable, and corrosion resistant material called?
A. lead
B. copper
C. tin
D. gold
Answer:
|
A
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
The bones of the newborn skull are not fully ossified and are separated by large areas called what?
A. fissures
B. pores
C. sutures
D. fontanelles
Answer:
|
D
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
All living things maintain a stable internal environment through what process?
A. alertness
B. consciousness
C. homeostasis
D. maintenance
Answer:
|
C
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Because it damages hair cells, what is the most cause of hearing loss in adults?
A. ear wax
B. bacteria
C. water in the ears
D. exposure to noise
Answer:
|
D
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is the key to newborn survival?
A. deoxyribonucleic acid
B. insulated material
C. empty nest
D. food and shelter
E. cold bed
F. Thyroid-stimulating hormone
G. chemical messengers
H. eating fish
Answer:
|
B
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Pepsin and trypsin are examples of enzymes involved in what bodily process?
A. regeneration
B. digestion
C. perspiration
D. filtration
Answer:
|
B
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Given an odd prime $p$, for any $a \in \mathbb{Z}_p$ the equation
A. $x^2 - a = 0$ always has a solution.
B. $x^2 - a = 0$ has exactly two solutions.
C. $x^2 - a = 0$ has at most two solutions.
D. $x^2 - a = 0$ may have four solutions.
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 cluster of neuron cell bodies in the pns called?
A. ganglion
B. crystals
C. groupilion
D. gangnem
Answer:
|
A
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Matrix Factorizations: The function $f(\mathbf{v}):=g\left(\mathbf{v} \mathbf{v}^{\top}\right)$ is convex over the vectors $\mathbf{v} \in \mathbb{R}^{2}$, when $g: \mathbb{R}^{2 \times 2} \rightarrow \mathbb{R}$ is defined as
A. (a) if we define $g: \mathbb{R}^{2 \times 2} \rightarrow \mathbb{R}$ as $g(\mathbf{X}):=X_{11}$.
B. (b) if we define $g: \mathbb{R}^{2 \times 2} \rightarrow \mathbb{R}$ as $g(\mathbf{X}):=X_{11}+X_{22}$.
Answer:
|
A
|
m1_preference
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is an example of a tetrapod vertebrate that produces amniotic eggs.
A. animals
B. tortoises
C. crocodiles
D. barnacles
E. insects
F. parasites
G. Lizards
H. a fish
Answer:
|
G
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is used to detect texture?
A. spoon
B. vision
C. colors
D. dog
E. stick
F. Sight
G. fibers
H. hand
Answer:
|
H
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Which of the following is false regarding K-means and DBSCAN?
A. K-means does not handle outliers, while DBSCAN does
B. K-means takes the number of clusters as parameter, while DBSCAN does not take any parameter
C. K-means does many iterations, while DBSCAN does not
D. Both are unsupervised
Answer:
|
B
|
m1_preference
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Rabbits can be found in
A. filthy magazines
B. nuclear reactors
C. moonbeams
D. treed areas
Answer:
|
D
|
openbookqa
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
electrical current running through a wire can cause a what
A. fire hazard
B. similar
C. rays or beams
D. energy barrier
E. energy
F. warmth
G. kinetic energy
H. Temperature
Answer:
|
A
|
qasc
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Let $C$ be a perfect cipher with $\ell$-bit blocks. Then, \dots
A. for $x_1 \neq x_2$, $\Pr[C(x_1) = y_1, C(x_2)=y_2] = \frac{1}{2^{2\ell}}$.
B. the size of the key space of $C$ should be at least $(2^{\ell}!)$.
C. given pairwise independent inputs to $C$, the corresponding outputs are independent and uniformly distributed.
D. $C$ has an order $3$ decorrelation matrix which is equal to the order $3$ decorrelation matrix of a random function.
Answer:
|
A
|
m1_preference
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
A place you would want to avoid that is prone to Earthquakes would be
A. Kansas
B. Alaska
C. Osaka
D. France
Answer:
|
C
|
openbookqa
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Let $n$ be a positive integer. An element $x \in \mathbb{Z}_n$ is \emph{always} invertible when \dots
A. $x$ and $n$ are coprime.
B. $x$ and $\varphi(n)$ are coprime.
C. $x$ is even.
D. $n$ is prime.
Answer:
|
A
|
m1_preference
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Some mutations lead to new versions of proteins that help organisms adapt to changes in their environment and are essential for evolution to occur. what are these mutations known as?
A. evolutionary mutations
B. beneficial mutations
C. provisional mutations
D. superficial mutations
Answer:
|
B
|
sciq
|
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What can cause chemical weathering?
A. Calcium carbonate
B. our nearest star
C. global warming
D. sea squirts
E. swamp vegetation
F. single-celled organisms
G. flowerless plants
H. Earthworms
Answer:
|
G
|
qasc
|
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