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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What is the term for a symbiotic relationship in which the parasite benefits while the host is harmed? A. reciprocity B. pathology C. infection D. parasitism Answer:
D
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. what will expand when heated? A. arteries B. water vapor C. breathing D. viewing E. condensation F. a prism G. glass H. chlorine Answer:
H
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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Humans create different breeds of organisms using what kind of selection? A. natural selection B. artificial selection C. speciation D. biased selection Answer:
B
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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What does gravity cause to be pulled down on a planet? A. matter B. heat C. earth D. solutes E. oceans F. Rocks G. people H. Lift Answer:
F
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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Most members of what mammalian order possess opposable thumbs? A. rodents B. primates C. amphibians D. marsupials Answer:
B
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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. What type of cell has a singular chromosome, no nucleus, and few other organelles? A. trophic B. graphic C. prokaryotic D. monophyletic Answer:
C
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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Dna is normally found within what region of a cell? A. genome sequence B. mitochondria C. Golgi apparatus D. nucleus Answer:
D
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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What occurs when a gas passes through an opening that is smaller than the mean free path of the particles? A. precipitation B. dissipation C. effusion D. malformation Answer:
C
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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What is the type of cell division that produces gametes called? A. electrolysis B. mitosis C. meiosis D. fertilization Answer:
C
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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What is formed when an oxygen atom picks up a pair of hydrogen ions from a solution? A. water B. turpentine C. liquid D. ammonia Answer:
A
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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Hearing is used for sensing _ by animals? A. A Greek letter B. waves C. vibrations D. motion E. messengers F. humans G. four limbs H. some mammals Answer:
C
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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What do animals do when forest roads add to the erosion of their home? A. Fight for their land B. Die C. protect them D. enormous damage to homes E. Stay in that area F. movements in the earth's crust G. Move to another area H. Plant growth is reduced Answer:
G
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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What can kill? A. thoughts B. Tobacco smoke C. satisfaction D. Electric devices E. flow of electrons F. taxes G. animals H. heat produced Answer:
B
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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. For $K$ a field, $a,b\in K$ with $4a^3+27b^2 \neq 0$, $E_{a,b}(K)$ is A. a field. B. a group. C. a ring. D. a ciphertext. Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What do organisms require for growth? A. DNA B. O2 C. genes D. oxygen E. Heat F. Food G. cells H. tissue Answer:
F
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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What is most often the cause of encephalitis? A. bacterial infections B. calcium buildup C. parasites D. viruses Answer:
D
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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What your body looks like and how it functions is something that is A. received from one's parents B. passed away from Earth C. passed down from eggs D. passed down from tomorrow Answer:
A
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What happens to growth of plants and bacteria in warmer regions? A. they grow slower B. they grow faster C. they are stunted D. they mutate Answer:
B
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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. A person is reading a map and gets frustrated. The map ends up in a hundred scraps on the floor because the person A. drowned it B. burned it C. ripped it D. forgot it Answer:
C
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. You have data with lots of outliers. Everything else being equal, and assuming that you do not do any pre-processing, what cost function will be less effected by these outliers? A. (a) $(y-f(x))^{2}(\mathrm{MSE})$ B. (b) $|y-f(x)|(\mathrm{MAE})$ Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What do flames convert chemical energy into? A. light and heat energy B. heating liquids C. electrical energy D. Firecrackers E. sonic energy F. Something that causes allergies G. kinetic energy H. gravitational energy Answer:
A
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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Tick the \textbf{false} assertion. A cipher with a good decorrelation of order 2 protects against \ldots A. \ldots non-adaptive distinguishers limited to two queries. B. \ldots unbounded attacks. C. \ldots differential cryptanalysis. D. \ldots linear cryptanalysis. Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. When pollution levels get higher, the gas in the atmosphere A. raises temps B. dries up C. melts away D. cools earth Answer:
A
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What is a reaction in which an atom or molecule is added to an unsaturated molecule, making a single product? A. homeostasis B. an addition reaction C. single reaction D. complete reaction Answer:
B
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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Which ductless gland releases secretions directly into surrounding tissues and fluids? A. marrow gland B. pineal gland C. adrenal glands D. endocrine gland Answer:
D
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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. How do you balance the acidity of soil? A. Evaporation B. It decreases C. composting D. heating liquids E. food F. pruning G. drink H. dirt Answer:
C
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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Let $\mathcal{C}$ be the $(6,3)$ linear code on $\mathbb{F}_3$ whose parity-check matrix is egin{equation*} H = egin{pmatrix} 2 &0 &1 &1 &1 &0 \ 1 &2 &0 &0 &1 &1 \ 0 &0 &0 &1 &1 &1 \end{pmatrix}. \end{equation*} True or false: The sequence $\mathbf{y} = 111000$ is a codeword of $\mathcal{C}$. 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. What causes high pressure systems? A. rainfall B. hyperthyroidism C. heating liquids D. mechanical E. chemical changes F. sinking air G. fossil fuels H. our nearest star Answer:
F
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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What increases the stability of ecosystems? A. overpopulation B. water consumption C. loose soil D. Quality of life E. agriculture F. deforestation G. ecotourism H. trees Answer:
G
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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. How is limestone formed? A. In sediment B. Deposition. C. Metamorphic processes. D. Igneous processes. E. Magma processes. F. less water G. Water expanding H. It expands Answer:
B
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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. (Linear or Logistic Regression) Suppose you are given a dataset of tissue images from patients with and without a certain disease. You are supposed to train a model that predicts the probability that a patient has the disease. It is preferable to use logistic regression over linear regression. 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. Which of the following lock acquisition orders (locks are acquired from left to right), for thread 1 (T1) and thread 2 (T2), will result in a deadlock ? Assume that A, B, C, D are lock instances. A. T1: A,B,C,D T2: A,B,C,D B. T1: A,D,C,B T2: A,D,C,B C. T1: A,B,C,D T2: D,C,B,A D. T1: A,B,C,D T2: A,B,E,F E. T1: A,B,C,D T2: E,B,A,F Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. A model you trained seems to be overfitting. You decide to significantly increase the strength of the regularization. This will always improve the test error. A. TRUE B. FALSE Answer:
B
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What causes less cells to be produced A. Aging B. loss C. Oxygen D. Nutrition E. drought F. fat G. Sunlight H. coal Answer:
A
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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. A simple substitution cipher can be broken \dots A. by analysing the probability occurence of the language. B. only by using a quantum computer. C. by using the ENIGMA machine. D. by using public-key cryptogaphy. Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Ethologists study how animals use what in their natural environment A. Energy B. Chlorophyll C. fur D. digestion E. instincts F. lungs G. an object H. Energy. Answer:
E
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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Which of the following is WRONG for Ontologies? A. Different information systems need to agree on the same ontology in order to interoperate. B. They help in the integration of data expressed in different models. C. They give the possibility to specify schemas for different domains. D. They 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. Meningitis, for example, is caused by a viral or bacterial infection of the tissues covering what? A. the skin B. the liver C. the lungs D. the brain Answer:
D
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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Birthday attacks \dots A. are used to break Google Calendars. B. can be used to find collisions in hash functions. C. are equivalent to exhaustive search. D. imply that a majority of people is born in Spring. Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What is true regarding Fagin's algorithm? A. It performs a complete scan over the posting files B. It provably returns the k documents with the largest aggregate scores C. Posting files need to be indexed by TF-IDF weights D. It never reads more than (kn)½ entries from a posting list Answer:
B
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Which law explains why a ship weighing thousands of metric tons floats on water? A. water pressure law B. hofstadter ' law C. ganymede ' law D. archimedes' law Answer:
D
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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What causes global warming? A. Oceans rising B. Deforestation C. Greenhouse gasses D. Burning fossil fuels E. Greenhouse gases F. Movement of an air mass G. Leaving lights on H. tectonic plates coliding Answer:
D
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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What keeps penguins warm? A. feathers B. muscles C. Blankets D. Animal fur E. staying warm F. energy G. blood H. fur and fat Answer:
A
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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. fungus lacks the green pigment contained in what A. cell walls B. fats C. chloroplasts D. proteins E. Organic compounds F. Greenhouse gases G. Epidermis H. food and shelter Answer:
C
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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. This material was less of a thermal conductor A. aluminum B. copper C. thermal underwear D. steel Answer:
C
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. When compressing the adjacency list of a given URL, a reference list A. Is chosen from neighboring URLs that can be reached in a small number of hops B. May contain URLs not occurring in the adjacency list of the given URL C. Lists all URLs not contained in the adjacency list of given URL D. All of the above Answer:
B
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Where do corals form large colonies? A. Mars B. new World C. Sediment D. shoreline E. environment F. Absorb light G. loose soil H. polyps Answer:
D
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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. A model predicts $\mathbf{\hat{y}} = [1, 0, 1, 1, 1]$. The ground truths are $\mathbf{y} = [1, 0, 0, 1, 1]$. What is the accuracy? A. 0.5 B. 0.75 C. 0.8 D. 0.875 Answer:
C
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Marine species live mainly in areas teeming with what? A. dust B. matter C. growth D. life E. mammals F. energy G. waves H. spiders Answer:
D
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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What do clouds trap into the atmosphere at night? A. seawater B. smog C. light D. heat Answer:
D
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. The parts of the ears involved in balance are called what? A. semicircular canals B. rectangular canals C. lobe canal D. symmetrical canals Answer:
A
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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Tick the \textbf{false} assertion. A distinguisher \ldots A. \ldots can break PRNG. B. \ldots is an algorithm calling an oracle. C. \ldots recovers the secret key of a stream cipher. D. \ldots can differentiate the encryption of two known plaintexts. Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Sleet is A. potentially dangerous B. poison C. hot D. unhealthy Answer:
A
openbookqa
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. During an earthquake, piles of earth can A. crash through car windows B. shift on top of one another C. pile up on houses D. kill small animals and birds Answer:
B
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Birds have a flow-through respiratory system in which air flows unidirectionally from the posterior sacs into the lungs, then into these? A. posterior bronchi B. anterior air sacs C. alveoli D. gills Answer:
B
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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. When animals use incubation, how do they generally give birth to their young? A. division B. copying C. eggs D. live Answer:
C
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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. How can bulbs in a pot be protected from cold damage? A. eliminate coal burning B. use a lower wattage bulb C. Exfoliation D. layers of fat E. reduce the freezer settings F. it keeps an organism warm G. hard outer covering H. place in a greenhouse Answer:
H
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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. _ are the major producers in terrestrial ecosystems. A. Plants B. flowers C. phytoplankton D. leaves E. bacteria F. Trees G. algae H. grass Answer:
A
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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Tick the \emph{false} assertion. Given a ring $R$, $R^\star$ is\ldots A. a group. B. the set of invertible elements in $R$. C. $R-\{0\}$. D. the set of units. Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What requires great amounts of water to use their gills to extract dissolved oxygen? A. most cephalopods B. alligators C. starfish D. aquatic animals E. Jellyfish F. water foul G. platypus H. Lobsters Answer:
D
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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Select valid answers about file descriptors (FD): A. The value of FD is unique for every file in the operating system. B. FD is usually used as an argument for read and write. C. FD is constructed by hashing the filename. D. FDs are preserved after fork() and can be used in the new process pointing to the original files. Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What happens to the density of a gas when heated? A. stays constant B. Temperature C. energy D. Energy. E. decreases F. nothing G. Evaporation H. increases Answer:
E
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What is the common term for solid carbon dioxide, which is used as a coolant? A. blue ice B. liquid nitrogen C. antifreeze D. dry ice Answer:
D
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Burning wood was the only way to do what to your house back in the day? A. make it tasty B. make it rain C. raise the temperature D. decrease the temperature Answer:
C
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Which of the execution of an application are possible on a single-core machine? A. Concurrent execution B. Parallel execution C. Both concurrent and parallel execution D. Neither concurrent or parallel execution Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What would classify students in a class differently? A. species B. favorite animal C. home planet D. current school Answer:
B
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What is used to move people across an ocean? A. A wagon B. A wave C. energy D. wind E. oil F. dolphins G. A ship H. A catapult Answer:
G
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. As the air becomes more arid it contains A. oxygen B. rain C. less humidity D. more static Answer:
C
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What can lead to a dog demonstrating a deep grumbling bark? A. sensory neurons B. reduced heat C. competition D. Decibels E. friction F. Damaged hearing G. matter vibrating H. adding heat Answer:
C
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Where is glycogen created and stored in the body? A. extracts and muscles B. Healing Muscles C. Sore muscle D. liver and muscles Answer:
D
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What has special structures for penetrating a host? A. Oak B. amoeba C. mussels D. molds E. air molecules F. goats G. ferns H. gills Answer:
D
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What forms soil? A. Earthworms B. single-celled organisms C. an external framework D. space travel E. most organisms F. sandstone eroding G. water freezing H. ice forming Answer:
F
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What causes earth's seasons? A. principals of aerodynamics B. Physical weathering C. floods D. the tilt of the planet E. an external framework F. dry conditions G. axis rotation H. relative location Answer:
D
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Tick the \textbf{true} assertion. The advantage of a distinguisher of two distributions $P_0$ and $P_1$ A. is always the Euclidean distance between $P_0$ and $P_1$. B. is $\mathsf{Adv}_{\mathcal{A}} (P_0 , P_1 ) = \Pr[P = P_1|A \rightarrow 1]-\Pr[P = P_0| A \rightarrow 1]$. C. is $\mathsf{Adv}_{\mathcal{A}} (P_0 , P_1 ) = \Pr[A \rightarrow 0|P = P_1 ]-\Pr[A \rightarrow 1|P = P_0]$. D. can touch the statistical distance $\frac{1}{2}\Sigma_{x}|P_0(x) - P_1(x)|$ between $P_0$ and $P_1$, when he makes only one query. Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What provides protection for soft tissues and internal organs? A. fur and fat B. eye color C. peachleaf willow D. synapses E. a cuticle F. layers of fat G. nerves H. the skeleton Answer:
H
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. A simple substitution cipher can be broken \dots A. by analysing the probability occurence of the language. B. only by using a quantum computer. C. by using the ENIGMA machine. D. by using public-key cryptogaphy. Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Under which condition is an element $x\in \mathbb{Z}_n$ invertible? A. $\mathsf{gcd}(x,\varphi (n)) = 1$. B. $\mathsf{gcd}(x,n-1) = 1$. C. $\mathsf{gcd}(x,n) = 1$. D. $\mathsf{gcd}(x,n) \ne 1$. Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Which of AddressSanitizer (ASan), MemorySanitizer (MemSan), UndefinedBehaviorSanitizer (UBSan) or ThreadSanitizer (TSan) can detect bugs (if any) in the following code snippet? \begin{lstlisting}[language=C,style=c] int sum_array(int *arr, size_t len) { // Return sum of array elements int result = 0; for (size_t i = 0; i <= len; i++) { result += arr[i]; } return result; } \end{lstlisting} A. ASan B. MemSan C. UBSan D. TSan E. There is at least one bug in the snippet, but none of the mentioned sanitizers can detect it. F. There are no bugs in the snippet. Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Plants release oxygen during the day and alter their position to what? A. seasons B. dig C. state D. hide E. growth F. travel G. survive H. sleep Answer:
H
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What feature allows frogs to absorb substances from the environment? A. four limbs B. poison dart frog C. hydrate their cells D. permeable skin E. layers of fat F. a cuticle G. predators H. double eyelid Answer:
D
qasc
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. Black box fuzzing may struggle to find inputs that reach deep into the program. B. The quality of initial seeds matters in mutational fuzzing. C. In structure-aware fuzzing, the mutator should only generate inputs that comply with all the format rules. D. Fuzzing is complete as soon as all code is covered. Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Which assertion has not been proven? A. SAT $\in P$. B. SAT is $NP$-complete. C. SAT $\in NP$. D. SAT $\in IP$. Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Tides can change in different locations because A. A higher power B. God C. Magic D. the pacific's bottom Answer:
D
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Let $X$ be a plaintext and $Y$ its ciphertext. Which statement is \textbf{not} equivalent to the others? A. the encyption scheme provides perfect secrecy B. only a quantum computer can retrieve $X$ given $Y$ C. $X$ and $Y$ are statistically independent random variables D. the conditionnal entropy of $X$ given $Y$ is equal to the entropy of $X$ Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Consider a source $S$ with some distribution $P_S$ over the alphabet $\mathcal{A} = \{a, b, c, d, e, f\}$. Consider the following encoding $\Gamma$ over a code alphabet $\mathcal{D}$ of size $D$ with the following codeword lengths: egin{center} egin{tabular}{ |c|c|c|c|c|c|c| } \hline & $a$ & $b$ & $c$ & $d$ & $e$ & $f$ \ \hline $l(\Gamma(\cdot))$ & 1 & 1 & 1 & 2 & 2 & 4 \ \hline \end{tabular} \end{center} True or false: If $D=4$ then $\Gamma$ is necessarily prefix-free. 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. Which of the following primitives \textit{cannot} be instantiated with a cryptographic hash function? A. A pseudo-random number generator. B. A commitment scheme. C. A public key encryption scheme. D. A key-derivation function. Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. In which of the following cases does the TLB need to be flushed? A. Inserting a new page into the page table for a user-space application. B. Deleting a page from the page table. C. Changing the read/write permission bit in the page table. D. Inserting a new page into the page table for kernel. 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{correct} assertion. The maximum advantage of an \textbf{adaptive} distinguisher limited to $q$ queries between two random functions $F$ and $F^*$ is always\dots A. $\frac{1}{2}|||[F]^q - [F^*]^q |||_{\infty}$. B. $\frac{1}{2}|||[F]^q - [F^*]^q |||_{a}$. C. $1$ when $F = F^*$. D. lower than the advantage of the best \textbf{non-adaptive} distinguisher. Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What type of craniates have backbones? A. juveniles B. invertebrates C. vertebrates D. larva Answer:
C
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. The number of permutations on a set of $n$ elements A. is always greater than $2^n$ B. is approximately $n(\log n - 1)$ C. can be approximated using the Stirling formula D. is independent of the size of the set Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What gives the plant cell strength and protection? A. the protons B. the cell nucleus C. the genes D. a cell wall Answer:
D
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What can hurt plant populations? A. mines B. fossil fuels C. Soil D. contamination E. bacteria F. Water G. Nutrients H. Pesticides Answer:
H
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Tick the \textbf{false} assertion. A. Black-box ZK (zero knowledge) is a stronger notion than (simple) ZK. B. We can give a black-box ZK protocol deciding 3-COL (coloring graphs with 3 colours). C. The NP language has no ZK proofs. D. We can give a ZK protocol deciding ISO (graph isomorphisms). Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Spiders use the hydrostatic pressure generated by an open type of what anatomical system to extend their legs? A. circulatory B. pulmonary C. respiratory D. vascular Answer:
A
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Increasing the amount of heat can be done by A. adding gas to a fire B. putting a pot on the stove C. covering up with a blanket D. moving to a warm climate Answer:
A
openbookqa
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
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Consider a linear model $\hat{y} = xv ^ op \wv$ with the squared loss under an $\ell_\infty$-bounded adversarial perturbation. For a single point $(xv, y)$, it corresponds to the following objective: egin{align} \max_{ ilde{xv}:\ \|xv- ilde{xv}\|_\infty\leq \epsilon} \left(y - ilde{xv} ^ op \wv ight)^{2}, ag{OP}\AMClabel{eq:opt_adv_regression} \end{align} where $\|xv- ilde{xv}\|_\infty\leq \epsilon$ denotes the $\ell_\infty$-norm, i.e. $|x_i - ilde{x}_i| \leq arepsilon$ for every $i$. \ Assume that $\wv = (3, -2)^ op$, $xv = (-1, 2)^ op$, $y=2$. What is the maximum value of the optimization problem in Eq.~(\AMCref{eq:opt_adv_regression})? A. $(5+9 arepsilon)^2$ B. $(3+10 arepsilon)^2$ C. $(10- arepsilon)^2$ D. Other E. $(9+5 arepsilon)^2$ Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. The cells of all eukarya have a what? A. epidermis B. necrosis C. nucleus D. chloroplast Answer:
C
sciq