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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. when the mercury in a thermometer goes up, what does it indicate? A. there is a rise in heat B. there is a rise in temperature C. there is a rise in warmth D. all of these Answer:
D
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. (Stochastic Gradient Descent) One iteration of standard SGD for SVM, logistic regression and ridge regression costs roughly $\mathcal{O}(D)$, where $D$ is the dimension of a data point. 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 should the minimal length of the output of a hash function be to provide security against \emph{collision attacks} of $2^{256}?$ A. $2^{256}$ bits. B. $2^{512}$ bits. C. $256$ bits. D. $512$ bits. Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What do adult sponges produce? A. cats B. lead C. gametes D. fertile E. Energy F. food G. worms H. white Answer:
C
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. The only stage of the water cycle process that is nonexistent is A. evaporation B. evaluation C. precipitation D. condensation Answer:
B
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. how does an animal know to perform certain crucial life actions before exposure to it? A. it is built into their very being B. it is taught in school C. they are trained at a special school D. they have magical powers Answer:
A
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Who invented linear cryptanalysis? A. Mitsuru Matsui B. Eli Biham C. Serge Vaudenay D. Adi Shamir 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. In hypothesis testing \ldots A. the statistical distance between $P_0$ and $P_1$ gives an upper bound on the advantage of all distinguishers using a single sample. B. a distinguisher needs $\frac{1}{C(P_0,P_1)}$ samples in order to be able to distinguish between $P_0$ and $P_1$. C. a distinguisher can use a deviant property of a cipher $C$, that holds with high probability, in order to distinguish between $C$ and $C^{*}$. D. a distinguisher with a single sample obtains always a better advantage than one that has access to $2$ samples. 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 outer core made of? A. solid iron B. liquid metal C. compressed air D. solid rock Answer:
B
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Changes in what can cause potential energy changes? A. voltage B. color C. heating liquids D. intelligence E. Heart rate F. drafts G. temperature H. climate Answer:
G
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Which of the following algorithms is a stream cipher? A. FOX B. IDEA C. RC4 D. AES Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What forms as a result of decomposition when n2o is heated? A. ammonia and nitrogren B. calcium and oxygen C. nitrogen and hydrogen D. nitrogen and oxygen Answer:
D
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What needs to attract a mate in order to give birth to live young? A. humans B. Jellyfish C. mammals D. Frogs E. birds F. hormones G. insects H. reptiles Answer:
C
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What kind of animal would be an endothermic tetrapod vertebrate? A. animals in the class aves B. barks and snarls C. passenger pigeons D. Something that is self-aware E. Generating heat F. retaining heat G. absorb light energy H. it keeps an organism warm Answer:
A
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Which of these would enjoy the flavor of honey? A. Raccoons B. Leaves C. Bacteria D. Flowers Answer:
A
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. The major cause of outdoor air pollution is the burning of? A. trash B. trees C. fossil fuels D. charcoal briquettes Answer:
C
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Consider a classification problem on linearly separable data. We train an SVM model and a logistic regression model. For logistic regression (LR) we add a small regularization term (penalty on weights) in order to make the optimum well-defined. Each model gives us a margin. Consider a datapoint $\mathbf{x}_{0}$ that is correctly classified and strictly outside both margins Which one of the following statements is incorrect ? A. There exists a direction in which we can slightly move $\mathbf{x}_{0}$ without changing the LR decision boundary after retraining. B. $\mathbf{x}_{0}$ isn't a support vector C. There exists a direction in which we can arbitrarily move $\mathbf{x}_{0}$ without changing the SVM decision boundary after retraining. D. If we remove $\mathbf{x}_{0}$ from the dataset and retrain, this will change the LR decision boundary. E. If we remove $\mathbf{x}_{0}$ from the dataset and retrain, this will not change the SVM decision boundary. Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. A beaver is building a home in a river, and that eventually blocks up the river, giving the beaver a nice home. A side effect of the beaver's new home is A. a pool B. freshwater body C. a mountain D. an ocean Answer:
B
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. what is used for conserving energy by some animals? A. hydration B. food and shelter C. bears D. breathing E. hunting F. organic molecules G. dormant state H. sleep-like state Answer:
H
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What is a tulip's purpose? A. to produce water B. spread flower seeds C. It remains dormant D. to produce sunlight E. Reproduction F. to produce carbon G. to produce seeds H. Plant reproduction Answer:
G
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What does the central cell develop into after double fertilization? A. endosperm B. endocell C. xygote D. exosperm Answer:
A
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. By plugging in the cord you can supply power to A. a garden gnome B. a rock C. the sun D. a hairdryer Answer:
D
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What will air usually do when heated up beyond a certain point? A. it will fall B. it will remain C. it will ascend D. it will die Answer:
C
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What do people apply to their lawns that causes water pollution? A. chemicals B. water C. manure D. seeds Answer:
A
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. what do organisms use thirst for? A. solutes B. life C. water D. energy E. air F. blood G. shelter H. food Answer:
C
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Consider a public key cryptosystem. The channel used to transmit the public key has to be\dots A. \dots encrypted. B. \dots authenticated. C. \dots confidential. D. \dots authenticated and confidential. Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Objects that are a few nanometers in size can be seen only with: A. an electron microscope B. refraction of light C. matter vibrating D. ultrasound E. The bending of a ray of light F. slight magnification G. flashlights H. lens Answer:
A
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. When does diseases like alzheimer's become more common? A. i-40 age B. toddler C. teenager D. old age Answer:
D
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Given the following data structure: enum IntSet: \t case Empty \t case NonEmpty(x: Int, l: IntSet, r: IntSet) And the following lemmas, holding for all x: Int, xs: List[Int], ys: List[Int], l: IntSet and r: IntSet: (SizeNil) nil.size === 0 (SizeCons) (x :: xs).size === xs.size + 1 (ConcatSize) (xs ++ ys).size === xs.size + ys.size (TreeSizeEmpty) Empty.treeSize === 0 (TreeSizeNonEmpty) NonEmpty(x, l, r).treeSize === l.treeSize + r.treeSize + 1 (ToListEmpty) Empty.toList === nil (ToListNonEmpty) NonEmpty(x, l, r).toList === l.toList ++ (x :: r.toList) Let us prove the following lemma for all s: IntSet: (ToListSize) s.toList.size === s.treeSize We prove it by induction on s. Base case: s is Empty. Therefore, we need to prove: Empty.toList.size === Empty.treeSize Starting from the left hand-side (Empty.toList.size), what exact sequence of lemmas should we apply to get the right hand-side (Empty.treeSize)? A. SizeNil, ToListEmpty, TreeSizeEmpty B. ToListEmpty, TreeSizeEmpty, SizeNil C. SizeNil, TreeSizeEmpty, ToListEmpty D. TreeSizeEmpty, SizeNil, TreeSizeEmpty E. ToListEmpty, SizeNil, TreeSizeEmpty F. TreeSizeEmpty, ToListEmpty, SizeNil Answer:
E
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What do most ecosystems get energy from? A. magma B. moisture C. sunlight D. evaporation Answer:
C
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. In science, what is supported by much evidence, widely accepted by credible scientists, and unlikely to be disproved? A. hypothesis B. concept C. law D. theory Answer:
D
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Organisms that live in marine biomes must be adapted to what? A. environment B. survival C. Deposition D. heat or cold E. Deposition. F. Salinity G. evaporation H. heat Answer:
F
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. A solution is formed when limestone is dissolved in what? A. old caves B. habitats C. body water D. rainfall E. calcite F. sandy shores G. evaporation H. ocean water Answer:
H
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Given the following data structure: enum IntSet: \t case Empty \t case NonEmpty(x: Int, l: IntSet, r: IntSet) And the following lemmas, holding for all x: Int, xs: List[Int], ys: List[Int], l: IntSet and r: IntSet: (SizeNil) nil.size === 0 (SizeCons) (x :: xs).size === xs.size + 1 (ConcatSize) (xs ++ ys).size === xs.size + ys.size (TreeSizeEmpty) Empty.treeSize === 0 (TreeSizeNonEmpty) NonEmpty(x, l, r).treeSize === l.treeSize + r.treeSize + 1 (ToListEmpty) Empty.toList === nil (ToListNonEmpty) NonEmpty(x, l, r).toList === l.toList ++ (x :: r.toList) Let us prove the following lemma for all s: IntSet: (ToListSize) s.toList.size === s.treeSize We prove it by induction on s. Base case: s is Empty. Therefore, we need to prove: Empty.toList.size === Empty.treeSize Starting from the left hand-side (Empty.toList.size), what exact sequence of lemmas should we apply to get the right hand-side (Empty.treeSize)? A. SizeNil, ToListEmpty, TreeSizeEmpty B. ToListEmpty, TreeSizeEmpty, SizeNil C. SizeNil, TreeSizeEmpty, ToListEmpty D. TreeSizeEmpty, SizeNil, TreeSizeEmpty E. ToListEmpty, SizeNil, TreeSizeEmpty F. TreeSizeEmpty, ToListEmpty, SizeNil Answer:
E
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. In RSA, we set $p = 7, q = 11, e = 13$. The public key is $(m, e) = (77, 13)$. The ciphertext we receive is $c = 14$. What is the message that was sent? (Hint: You may solve faster using Chinese remainder theorem.). A. $t=42$ B. $t=14$ C. $t=63$ D. $t=7$ Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What property allows cut logs to float on water? A. heat B. density C. polarity D. precipitation Answer:
B
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. What effect is responsible for flight paths looking curved? A. volumetric effect B. coriolis effect C. tonal effect D. resonant effect Answer:
B
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Flatworms reproduce sexually. in most species, the same individuals produce both what? A. eggs and sperm B. heart and sperm C. diploid and haploid D. gametes Answer:
A
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What is the turning effectiveness of a force? A. velocity B. intake C. torque D. gravitational pull Answer:
C
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Most types of what are more dense than water? A. fats B. trees C. snail D. Seeds E. lipids F. orchids G. sugar H. bushes Answer:
D
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. A binary prefix-free code $\Gamma$ is made of four codewords. The first three codewords have codeword lengths $\ell_1 = 2$, $\ell_2 = 3$ and $\ell_3 = 3$. What is the minimum possible length for the fourth codeword? A. $1$. B. $2$. C. $3$. D. $4$. Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What are convection currents that occur far below the surface of the ocean called? A. deep currents B. subsequent currents C. waves D. flat currents Answer:
A
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Which vehicle would make less pollution? A. semi truck B. Tesla Model S C. Ford Explorer D. Toyota Tundra Answer:
B
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What keeps itself warm naturally in the winter? A. ferns B. sugar C. bushes D. naked mole rats E. rocks F. ice cubes G. alpacas H. shrub beds Answer:
G
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What is the main reason for weather change? A. seasons B. moving air masses C. moving energy masses D. climate change Answer:
B
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. what do plants require? A. radiation B. magnets C. hydrogen and oxygen D. gases E. carbon dioxide F. food and shelter G. sunlight H. Solar energy Answer:
E
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. A person turns a flashlight on and points it at a cut stone, which results in A. flower patterns B. varied hues C. varied light scents D. sizes of elephants Answer:
B
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. A pile of mulch is broken down and when searching for the culprit, a gardener notes A. wriggling organisms B. writing organisms C. large trees D. wild fires Answer:
A
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What is used for moving people across bodies of water? A. Air travel B. Waves C. Cars D. heat energy E. electricity F. engines G. Trains H. energy Answer:
A
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What do the gonadotropins regulate? A. epigenesis B. mitosis C. temperature D. gametogenesis Answer:
D
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Young eutherians complete their embryonic development within what? A. ovaries B. uterus C. spores D. pollen grains Answer:
B
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What are the smallest type of blood vessels? A. viens B. neurons C. capillaries D. arteries Answer:
C
sciq
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. As the use of alt fuels increases, the use of what will decrease? A. reusable fuels used for heating B. fuels of the non reuse type power C. fish swimming upstream in river D. more hydro-electric power altogether Answer:
B
openbookqa
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. Unlike nuclear fission, which involves dangerous radioisotopes, nuclear fusion involves what two harmless elements? A. magnesium and helium B. hydrogen and oxygen C. hydrogen and carbon D. hydrogen and helium Answer:
D
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. what does energy enter in the form of sunlight or chemical compounds? A. Generating heat B. volume C. colors of the spectrum D. organisms and their habitat E. density F. Transfers energy G. gravity H. it helps plants in growing Answer:
D
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Wind blowing southwest at high speeds can, when interacting with a car moving southwest at high speeds, A. break the car's speed B. stall the car's speed C. slow the car's speed D. heighten the car's speed Answer:
D
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. what do some plants use waxy leaves for? A. staying warm B. petals C. nutrients D. Chemical energy E. Exfoliation F. carbon monoxide G. water conservation H. water evaporation Answer:
G
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. What is a biochemical compound that is a chain of amino acids called? A. proteins B. DNA C. hormones D. lipids Answer:
A
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. will a glacier travel at greater speeds than a sea going vessel? A. maybe it moves faster B. this is likely to be false C. all of these D. odds are in its favor Answer:
B
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. what can break down rocks? A. Jellyfish B. sea urchins C. deltas D. erosion E. ice wedging F. room temperature G. clouds H. cliffs Answer:
E
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. the ring of fire is made up of A. kelp B. immersed lava vents C. marshmallows D. ice formations Answer:
B
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What do monkeys use eyes for? A. health B. courtship C. hear things D. motion E. taste things F. energy G. sense smell H. sense light Answer:
H
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What might make a more musical sound A. a bug B. electrocution C. a chopstick D. space Answer:
C
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. If the top 100 documents contain 50 relevant documents A. the precision of the system at 50 is 0.25 B. the precision of the system at 100 is 0.5 C. the recall of the system is 0.5 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. What does blood pickup from the lungs to be carried throughout the rest of the body? A. white blood cells B. platelets C. carbon D. oxygen Answer:
D
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Tick the \textbf{false} statement. A. RSA can be accelerated by using CRT (Chinese Remainder Theorem). B. An isomorphism is defined as a bijective homomorphism. C. The CRT states $\mathbb{Z}_{mn} \equiv \mathbb{Z}_{m} \cup \mathbb{Z}_{n}$. D. The CRT implies $\varphi(mn)=\varphi(m)\varphi(n)$ for $\mathsf{gcd}(m,n)=1$. Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. The decay rate is measured in a unit called the what? A. decay rate B. half-life C. radioactive decay D. exponential decay Answer:
B
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What is an anomaly in coiled structures made of DNA and proteins? A. ribosomes B. trisomy C. mitosis D. metamorphosis E. resistance F. deltas G. lmestone H. Bend Answer:
B
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Not surprisingly, what is the function of the most developed part of a bird's brain? A. controlling digestion B. controlling thought C. controlling flight D. controlling breeding Answer:
C
sciq
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. When warm winds blow across an area from off of the sea, A. snow is gone B. beaches are littered C. storms are imminent D. clouds are scarce Answer:
C
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What are most canyons caused by? A. erosion B. Physical weathering C. magic D. Freezing temperature E. Flowing water F. ice wedging G. Flowing gas H. flooding Answer:
E
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Consider the following loaded dice with $6$ faces: $P(S_1=6)=5/6$ and $P(S_1 = x)=1/30$ for $x\in\{1,2,3,4,5\}$. Suppose we throw it indefinitely. Hence, we have a source $S=S_1 S_2 S_3\ldots$. Then, $\lim_{n o\infty}H(S_n) = \log_2(6)$. 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 are the two types of vascular plants? A. dahlias and seed B. seedless and seed C. Water and spore D. ants and seed Answer:
B
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Which of the following 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(nlog2(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. The global pattern of precipitation is influenced by movements of what? A. air masses B. clouds C. air valleys D. pollution masses Answer:
A
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. The property of fur that is a result of the way that it reflects or emits light is A. an inherited characteristic B. a fabricated characteristic C. a manufacturing characteristic D. an age characteristic Answer:
A
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What is the term for getting used to something after being consistently exposed to it? A. dissociation B. modification C. habituation D. acceptance Answer:
C
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. It's June in Australia so I should make sure to wear A. mittens B. shorts C. flip flops D. a bathing suit Answer:
A
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Consider an RSA encryption where the $(p, q)$ are determined as $(53, 61)$. True or false: $(e,d) = (319, 23)$ are valid encoding/decoding exponents. 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 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. A planet rotating causes cycles of day and night on that planet, like on A. Orion B. the Moon C. Jupiter D. Pluto Answer:
C
openbookqa
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. The shape of the path of an object undergoing projectile motion is called? A. a parabola B. a triangle C. linear D. spherical Answer:
A
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Hydrogen peroxide will decompose over time to produce _______ gas. A. methane B. water and oxygen C. hydrogen and helium D. water and carbon dioxide Answer:
B
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What division of the nervous system controls involuntary activities that are not emergencies, such as the digestive organs breaking down food? A. somatic nervous system B. posterior division C. central nervous system D. parasympathetic division Answer:
D
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. If a see through thing is multifaceted, it is most likely A. a ball B. an apple C. a silver globe D. a quartz square Answer:
D
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. motion can be converted into electrical energy with a what A. driving B. Firecrackers C. air compressor D. engines E. gas engine F. generator G. Neuron. H. transmission Answer:
F
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. If you had a hammer, you would find ____ nails made of ____ A. wood; wood B. iron; wood C. wood; iron D. iron; iron Answer:
D
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. The elements of $\mathbf{Z}_{14}^*$ are A. $\{ 0, 1, 3, 5, 9, 11, 13\}$ B. $\{ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13\}$ C. $\{ 1, 3, 5, 9, 11, 13\}$ D. $\{ 1, 2, 3, 9, 11 \}$ Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. (Stochastic Gradient Descent) One iteration of standard SGD for SVM, logistic regression and ridge regression costs roughly $\mathcal{O}(D)$, where $D$ is the dimension of a data point. 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 found in a place shows that animal or plant used to live in that place? A. remains B. Echinoids C. dirt D. Earthworms E. unique F. an image G. rocks H. water Answer:
A
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What do you call an animal in which the embryo, often termed a joey, is born immature and must complete its development outside the mother's body? A. placental mammal B. marsupial C. monotreme D. eukaryotic Answer:
B
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What converts chemical energy into mechanical energy? A. Something made by Apple B. Something made by Cadillac C. animal transport D. Something made by DuPont E. some invertebrates F. Riding a bike G. transportation technology H. Something made by Dow Answer:
B
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Which of these primitives can be surely considered insecure today? A. Symmetric key encryption with an $82$ bit key. B. RSA encryption scheme with a $1613$ bit modulus. C. A signature scheme based on a random elliptic curve over a finite field $\mathrm{GF}(q)$ of cardinality $q > 2^{200}$. D. Diffie-Hellman key exchange over a prime-order subgroup of $\mathbb{Z}_p^*$ that has order $\approx 2^{200}$ with a prime $p$ of $512$ bits. Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Consider an RSA encryption where the public key is published as $(m, e) = (35, 11)$. Which one of the following numbers is a valid decoding exponent? A. $11$ B. $7$ C. $5$ D. $17$ Answer:
A
m1_preference