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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Animals that have feeding patterns that are somewhere between that of herbivores and carnivores can be called what?
A. omnivores
B. megavores
C. insectivores
D. nematodes
Answer: | A | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Under certain conditions, maximizing the log-likelihood is equivalent to minimizing mean-squared error for linear regression. The mean-squared error can be defined as $\mathcal{L}_{m s e}(\mathbf{w}):=$ $\frac{1}{2 N} \sum_{n=1}^{N}\left(y_{n}-\widetilde{\mathbf{x}}_{n}^{\top} \mathbf{w}\right)^{2}$ and $y_{n}=\widetilde{\mathbf{x}}_{n}^{\top} \mathbf{w}+\varepsilon_{n}$ is assumed for the probabilistic model. Which of following conditions is necessary for the equivalence?
A. The noise parameter $\varepsilon_{n}$ should have a normal distribution.
B. The target variable $y_{n}$ should have a normal distribution.
C. The i.i.d. assumption on the variable $\mathbf{w}$.
D. The conditional probability $p\left(y_{n} \mid \widetilde{\mathbf{x}}_{n}, \mathbf{w}\right)$ should follow a Laplacian distribution.
E. The noise parameter $\varepsilon_{n}$ should have non-zero mean.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Let $n \geq 2$ be a positive integer, and $M$ a uniformly distributed binary message of length $2n$. Let $P_K(M)$ denote the one-time pad encryption of $M$ with key $K$. Let $K_1$ be a uniformly distributed binary key length $n$. Let $K_2$ be the complement of $K_1$. Let $K_3$ be the reverse of $K_1$. Let $K_i||K_j$ denote the concatenation of the two keys. True or false: Encryption with the key $K_4 = ( K_1|| K_1 ) $, $P_{K_4}(M)$ provides perfect secrecy.
A. False
B. True
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What water dweller can be stimulated with amphetamines?
A. pearls
B. algae
C. swea
D. otters
E. fish
F. humans
G. sharks
H. sponges
Answer: | E | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Using salt for UNIX passwords \ldots
A. allows to speed up the verification for the server.
B. makes the protocol secure against computationally unbounded adversary.
C. allows to transmit the password over a non confidential channel without compromising the security.
D. helps preventing dictionary attacks.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What catalyzes the hydrolysis of amino acids from the n-terminal end of a protein?
A. synthase
B. testosterone
C. aminopeptidase
D. nucleic acid
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Capillaries rejoin to form venules, which convey blood to what?
A. glands
B. arteries
C. veins
D. extremities
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
How are cells that divide uncontrollably classified
A. Leptospirosis
B. deadly and devastating
C. harmful substances
D. graptolites
E. epidermis and dermis
F. As benign or malignant
G. metabolic reaction
H. microorganisms
Answer: | F | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Consider the following shellcode, which of the following statement(s) is/are correct?
\begin{lstlisting}[language=nasm,style=nasm]
needle: jmp gofar
goback: pop %rdi
xor %rax, %rax
movb $0x3b, %al
xor %rsi, %rsi
xor %rdx, %rdx
syscall
gofar: call goback
.string "/bin/sh"
\end{lstlisting}
A. Lines 2-6 are preparing arguments for the syscall invocation.
B. In the exploit payload, the string "/bin/sh" must end with a "0x0" byte to ensure it is terminated correctly.
C. The purpose of line 8 is to push the address of "/bin/sh" to the stack and jump to line 2.
D. Line 3 is not necessary.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Seed dispersal has a what on flowering and yield?
A. Reproduction
B. positive impact
C. lack of impact
D. genetic diversity
E. gene flow
F. neutral impact
G. population movement
H. negative impact
Answer: | B | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Cells secrete acids and bases to maintain enzyme systems what?
A. breakdown
B. failure
C. efficiency
D. it needs them
E. kinetic
F. health
G. distractions
H. state
Answer: | C | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
what is formed by refraction of light by separating light into all different colors?
A. reflection
B. an electron lens
C. chromatic dispersion
D. greenhouse gases
E. water condensation
F. deoxyribonucleic acid
G. Males and females
H. movement of tectonic plates
Answer: | C | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
The eukaryotic cell cycle is regulated by a what?
A. molecular control system
B. nucleus control system
C. anti-lock control system
D. protons control system
Answer: | A | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
For feeding, the head contains one pair of mandibles and two pairs of what?
A. chelicerae
B. tracheae
C. maxillae
D. antennae
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What term refers to any method of removing carbon dioxide from the atmosphere and storing it in another form?
A. carbon footprint
B. carbon sequestration
C. carbon transfer
D. carbon metamorphosis
Answer: | B | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
oncogenes promote the division of celles with damaged what?
A. Chlorophyll
B. biological diversity
C. death and devastation
D. Leptospirosis
E. epidermis and dermis
F. Plant growth is reduced
G. Veins and arteries.
H. deoxyribonucleic acid
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 WRONG about inverted files? (Slide 24,28 Week 3)
A. The space requirement for the postings file is O(n)
B. Variable length compression is used to reduce the size of the index file
C. The index file has space requirement of O(n^beta), where beta is about 1⁄2
D. Storing differences among word addresses reduces the size of the postings file
Answer: | B | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
A piglet was accidentally stepped on. In order to heal up, the piglet is offered
A. a new toy
B. a pet puppy
C. slop
D. a warm bath
Answer: | C | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Blood pressure is significantly affected by what physical force?
A. mass
B. volume
C. gravity
D. density
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
(Convex III) Let $f, g: \mathbb{R} \rightarrow \mathbb{R}$ be two convex functions. Then $h=f \circ g$ is always convex.
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.
Tick the \textbf{false} assertion. In Differential Cryptanalysis, the corresponding differential circuit of \ldots
A. \ldots a linear circuit ($Y=M\times X$) is $\Delta X=a\Rightarrow \Delta Y=^tM\times a$
B. \ldots a duplicate gate ($X=Y=Z$) is $\Delta X=a\Rightarrow \Delta Y = \Delta Z = a$
C. \ldots a XOR gate ($X\oplus Y = Z$) is $(\Delta X=a,\ \Delta Y=b)\Rightarrow \Delta Z = a\oplus b$
D. \ldots a XOR to constant gate ($Y=X\oplus K$) is $\Delta X = a \Rightarrow \Delta Y = a$
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 acronyms does not designate a mode of operation?
A. CBC
B. CTR
C. CRC
D. ECB
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
The adult cells that form the butterfly begin growing in what developmental stage?
A. embryo
B. caterpillar
C. pupa
D. mitochondria
Answer: | A | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
In x86, select all synchronous exceptions?
A. Divide error
B. Timer
C. Page Fault
D. Keyboard
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 map projection is used for small areas to avoid distortion?
A. mercator projection
B. gnomic projection
C. equatorial projection
D. unmeasured projection
Answer: | B | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Tick the \textbf{true} assertion. Let $X$ be a random variable defined by the visible face showing up when throwing a dice. Its expected value $E(X)$ is:
A. 3.5
B. 3
C. 1
D. 4
Answer: | C | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Let S(x) be the statement âx has been in a lakeâ and L(x) be the statement âx lives in Lausanneâ and the domain of x consists of all the humans in the world.
The sentence : âthere exists exactly one human that lives in Lausanne and that has never been in a lakeâ 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.
A shrew requires this for survival.
A. radiation
B. air
C. silicone
D. clothes
Answer: | B | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Ion drives have low thrust but high what?
A. tolerance
B. acceleration
C. efficiency
D. power
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What types of incest behaviors are controlled by genes?
A. byproduct behaviors like flying and mating
B. physical behaviors like flying and mating
C. instinctive behaviors like flying and mating
D. psychological behaviors like flying and mating
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
If a thing creates sugars in a natural system, then it is likely a
A. daffodil
B. wolf
C. rabbit
D. deer
Answer: | A | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Which two events are guaranteed to each happen in a 24 hour cycle?
A. a large star appearing and disappearing
B. an earthquake and a tornado
C. a rainbow and a tsunami appearing
D. a dog barking and a vitamin being eaten
Answer: | A | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
When matter recycles and changes state what does it gain or lose by doing so?
A. volume
B. density
C. fuel
D. energy
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Which of the following statements about index merging (when constructing inverted files) is correct?
A. While merging two partial indices on disk, the inverted lists of a term are concatenated without sorting
B. Index merging is used when the vocabulary does no longer fit into the main memory
C. The size of the final merged index file is O (n log2 (n) M )), where M is the size of the available memory
D. While merging two partial indices on disk, the vocabularies are concatenated without sorting
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
After a storm
A. drinking water will be in short supply
B. ponds may dry out
C. creek beds may be spilling over
D. flowers will wilt and wither
Answer: | C | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is Jordan's average weather over time?
A. coldest season
B. non-existant
C. autumn
D. temperature
E. dry and hot
F. snowing
G. Winter
H. nighttime 24/7
Answer: | E | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
what does plasma ionize?
A. Joules
B. metal
C. coal
D. SO2
E. homes
F. matter
G. Energy.
H. energy
Answer: | B | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
what does low pressure weather cause?
A. Pollution
B. flooding
C. friction
D. clear air
E. contamination
F. Dehydration
G. rainfall
H. relocation
Answer: | D | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Global warming will raise ocean levels due to melt water from glaciers and the greater volume of what?
A. warmer water
B. rain
C. rainforests
D. greenhouse gases
Answer: | A | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
The smallest part of an element that maintains the identity of that element is called what?
A. atom
B. nucleus
C. neutron
D. lattice
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 is/are true about fuzzing?
A. Having too many initial seeds might harm fuzzing performance.
B. Fuzzing open-source software allows the analyst to modify the
target software to remove parts where the fuzzer might get stuck
(such as checksums).
C. When fuzzing open-source software, recompiling it with
mitigations disabled will improve the fuzzing process.
D. Fuzzing can only be applied to C/C++ programs.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What kind of solids are gummi bears or taffy?
A. candy solids
B. imperative solids
C. phenomena solids
D. amorphous solids
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What causes genetic disorders?
A. proteins
B. parasites
C. mutations
D. pollution
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Which problem in communication is \emph{not} treated by cryptography?
A. confidentiality
B. integrity
C. authenthication
D. data transmission
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
A multiset is an unordered collection where elements can appear multiple times. We will represent a multiset of Char elements as a function from Char to Int: the function returns 0 for any Char argument that is not in the multiset, and the (positive) number of times it appears otherwise: type Multiset = Char => Int What should replace ??? so that the following function computes the underlying set of the m multiset, formed from its distinct elements? For example, the underlying set of the multiset M = {'a', 'a', 'c', 'd', 'd'} is S = {'a', 'c', 'd'}. type Set = Char => Boolean def multisetToSet(m: Multiset): Set = ???
A. (x: Int) => m(x) > 0
B. x => m(x) > 0
C. (x: Char) => m(x)
D. (x: Char) => m(x) == 0
E. m(x) > 0
F. m(x)
Answer: | B | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Which types of waves are used for cell phones and radar?
A. microwaves
B. thermal waves
C. light waves
D. sound waves
Answer: | A | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is the body of a roundworm covered with?
A. slime
B. tough cuticle
C. thick scales
D. thin epidermis
Answer: | B | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
High can be visually represented by
A. basins
B. mountains
C. deep sea
D. valleys
Answer: | B | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
The complexities of the encryption and decryption in RSA with a modulus of $s$ bits are respectively within the order of magnitude \ldots
A. $s^3$ and $s^3$
B. $s^4$ and $s^3$
C. $s^3$ and $s^4$
D. $s^4$ and $s^4$
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{false} statement.
A. Cryptographic primitives used in Bluetooth are provably secure.
B. In WEP, authentication is done with the pre-shared keys.
C. The security of Bluetooth 2.0 pairing is based on PIN.
D. Due to memory limitations, dummy devices can share the same key with everyone.
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 hypothesis that states that the biosphere is its own living organism?
A. Pascal's hypothesis
B. Big Bang theory
C. gaia hypothesis
D. Geiger theory
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
In practice, what is the typical size of an RSA modulus?
A. 64 bits
B. 256 bits
C. 1024 bits
D. 8192 bits
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
How is sandstone formed?
A. less water
B. In sediment
C. rainfall
D. calcite
E. growth
F. Water expanding
G. Deposition
H. movement
Answer: | G | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What functions like a flexible coat of armor, preventing the protist from being torn or pierced without compromising its range of motion?
A. fimbriae
B. biofilm
C. pellicle
D. endothelium
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Which other planet in the solar system is the easiest to observe from earth?
A. mars
B. Pluto
C. Jupiter
D. Mercury
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 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.
When a person expires they
A. come back alive
B. rejuvenate
C. decompose
D. rejoice
Answer: | C | openbookqa |
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.
what slows the transfer of heat?
A. skin
B. copper
C. moss
D. fur
E. fire
F. foil
G. ice
H. electrons
Answer: | G | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is produced by the reaction of metal oxide with water?
A. hydrogen gas
B. heat energy
C. soluble metal hydroxides
D. rust
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Consider the function $f(x)=-x^{2}$. Which of the following statements are true regarding subgradients of $f(x)$ at $x=0$ ?
A. A subgradient does not exist as $f(x)$ is differentiable at $x=0$.
B. A subgradient exists but is not unique.
C. A subgradient exists and is unique.
D. A subgradient does not exist even though $f(x)$ is differentiable at $x=0$.
Answer: | D | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Which one of the following notions means that ``the information should make clear who the author of it is''?
A. authentication
B. steganograhy
C. privacy
D. confidentiality
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Salamanders might be found under
A. garden statues
B. spaceships
C. business suits
D. love
Answer: | A | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Tick the \textbf{true} assertion. In a zero-knowledge interactive proof of knowledge, \ldots
A. for any ppt verifier, any simulator can produce a transcript which is indistinguishable from the original conversation.
B. the proof of knowledge denotes that the prover does not know why the statement is true.
C. for any ppt verifier, there is a simulator which produces a conversation indistinguishable from the original conversation.
D. the simulator is computationally unbounded.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Individuals with what condition experience depigmentation that results in lighter colored patches of skin?
A. dementia
B. eczema
C. psoriasis
D. vitiligo
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
The number of term vactors in the matrix K_s, used for LSI
A. is smaller than the number of rows in the matrix M
B. is the same as the number of the rows in the matrix M
C. is larger than the number of rows in the matrix M
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 congruence classes has a multiplicative inverse?
A. $[3^{10} 2^5 14]_{19}$
B. $[126]_{147}$
C. $[60]_{15}$
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Why would a lightbulb be dark?
A. the bulb needs to be charged
B. the room is too bright
C. the circuit is incomplete
D. it ran out of electricity
Answer: | C | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
the output of a spring can eventually form a what?
A. voltage
B. rain
C. power
D. dormant
E. valley
F. mountain
G. skyscraper
H. goldmine
Answer: | E | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What organelles that are found in the cells of mosses.
A. chloroplasts
B. epidermal
C. sensory neurons
D. an organism's body
E. more abundant
F. Epidermis
G. produce light
H. it needs them
Answer: | A | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
A mutation is a random change in an organism's what?
A. babies
B. power
C. structure
D. genes
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Loose dirt in a garden may be from
A. creation myths
B. moon phases
C. buzzards
D. voles
Answer: | D | openbookqa |
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.
Question Options:
1. Two Envs could run on the same processor simultaneously.
2. Two Envs could run on two different processors simultaneously.
3. One Env could run on two different processors simultaneously.
4. One Env could run on two different processors at different times.
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.
Which water from the equator mixes with cold water from the poles?
A. spring water
B. ice water
C. hot
D. warm
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
An animal requires what to succeed at hunting?
A. stamina
B. knives
C. proteins
D. Energy.
E. fear
F. food
G. arrows
H. energy
Answer: | A | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
This animal evolved to reproduce using protective containers instead of live little entities:
A. rhino
B. hamster
C. platypus
D. mongoose
Answer: | C | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Consider a matrix factorization problem of the form $\mathbf{X}=\mathbf{W Z}^{\top}$ to obtain an item-user recommender system where $x_{i j}$ denotes the rating given by $j^{\text {th }}$ user to the $i^{\text {th }}$ item . We use Root mean square error (RMSE) to gauge the quality of the factorization obtained. Select the correct option.
A. Given a new item and a few ratings from existing users, we need to retrain the already trained recommender system from scratch to generate robust ratings for the user-item pairs containing this item.
B. Regularization terms for $\mathbf{W}$ and $\mathbf{Z}$ in the form of their respective Frobenius norms are added to the RMSE so that the resulting objective function becomes convex.
C. For obtaining a robust factorization of a matrix $\mathbf{X}$ with $D$ rows and $N$ elements where $N \ll D$, the latent dimension $\mathrm{K}$ should lie somewhere between $D$ and $N$.
D. None of the other options are correct.
Answer: | D | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Because conifers carry both male and female sporophylls on the same mature sporophyte, they are considered what type of plant?
A. siliceous
B. dioecious
C. bioecious
D. monoecious
Answer: | D | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What containing photosynthetic pigments are found in the cells of plants and algae?
A. Light
B. soil
C. colors
D. pigments
E. systems
F. Organelles
G. color of leaves
H. sensory neurons
Answer: | F | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What weathers rocks?
A. soil
B. streams
C. a delta
D. calcite
E. erosion
F. water
G. grass
H. the sun
Answer: | F | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Which of the following statements about libFuzzer is/are correct?
A. Unit tests may serve as foundation to create libFuzzer fuzzing
stubs.
B. In libFuzzer’s default mode (not fork-mode), the tested APIs
must not contain \texttt{exit()}.
C. It is better to put narrow targets into the fuzzing stubs, e.g.,
if a target can parse several data formats, split it into several
targets, one per format.
D. libFuzzer can only test single-threaded targets.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What physical feature of an animal can help it survive?
A. heat
B. coat
C. fur
D. fire
E. body
F. nourishment
G. size
H. housing
Answer: | C | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is a requirement whose amount varies between organisms?
A. food
B. energy
C. existence
D. entropy
E. sunlight
F. H20
G. entity
H. Energy.
Answer: | B | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
what does behavior intended to cause harm or pain often include?
A. an object
B. smoking
C. jokes
D. skin pricks
E. animals
F. vocalizing
G. passiveness
H. violence
Answer: | H | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
earthquakes are caused by shifts in what?
A. earth
B. volcanoes
C. rocks
D. plates
E. Movement
F. ground
G. rain
H. lightning
Answer: | D | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
The epochs of the universe are known back to very shortly after what 'explosive' event?
A. Biggest bang
B. big bang
C. major bang
D. Explosive bang
Answer: | B | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What type of fertilization do most reptiles have?
A. budding
B. internal
C. spawning
D. external
Answer: | B | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
A television may turn on at the push of a button because
A. the circuit has shorted out
B. the television is pretty short
C. the path of electricity is completed
D. the button was plastic
Answer: | C | openbookqa |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Myopia and hyperopia are defects that can be corrected with devices?
A. casts
B. fins
C. lenses
D. crutches
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Protists are classified as animal-like, plant-like, or what else?
A. bacteria - like
B. pathogen - like
C. fungus-like
D. virus - like
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Water behind a dam has potential energy. moving water, such as in a waterfall or a rapidly flowing river, has this?
A. thermal energy
B. residual energy
C. kinetic energy
D. compression energy
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What is the advantage of using a salt in a password authentication protocol?
A. It protects against online attacks.
B. It avoids multi-target bruteforce attacks from the database.
C. It avoids single-target exhaustive search attacks from the database.
D. It makes the protocol more spicy.
Answer: | A | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What part of blood releases clotting factors?
A. hemoglobin
B. erythrocytes
C. platelets
D. white blood cells
Answer: | C | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What does not grow through cell division?
A. bacteria
B. gorillas
C. ducks
D. fungi
E. bushes
F. humans
G. Leptospirosis
H. influenza
Answer: | H | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What aspect is different for Bird and fish hearts
A. circulatory systems
B. matter vibrating
C. tissue
D. it keeps an organism warm
E. members of their own species
F. heat produced
G. blood
H. type of organs
Answer: | A | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Applying SVD to a term-document matrix M. Each concept is represented in K
A. as a singular value
B. as a linear combination of terms of the vocabulary
C. as a linear combination of documents in the document collection
D. as a least squares approximation of the matrix M
Answer: | B | m1_preference |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What causes new traits because of reproduction?
A. snail
B. mutation
C. animals
D. coded genes
E. gene flow
F. hormones
G. flowers
H. insects
Answer: | B | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Each protein has its own unique sequence and shape held together by chemical interactions. if the protein is subject to changes in temperature, ph, or exposure to chemicals, the protein structure may change, losing its shape in what is known as this?
A. fermentation
B. denaturation
C. extraction
D. gastrulation
Answer: | B | sciq |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
Ethanol is produced by alcoholic fermentation of what?
A. chlorofluorocarbons
B. acetic acid
C. Chemical energy
D. carbon dioxide
E. Organic compounds
F. bioaerosols
G. aqueous solution
H. sugar in corn
Answer: | H | qasc |
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses.
What occurs in gametes?
A. offspring
B. pollen
C. resistance
D. Energy
E. Energy.
F. heat
G. syngamy
H. glucose
Answer: | G | qasc |
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