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The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Given graph 1→2, 1→3, 2→3, 3→2, switching from Page Rank to Teleporting PageRank will have an influence on the value(s) of: A. All the nodes B. Node 1 C. Node 2 and 3 D. No nodes. The values will stay unchanged. Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Tick the \textit{incorrect} assertion. A. Plain CBCMAC resists forgery attacks. B. GCM is a blockcipher mode of operation that provides both confidentiality and authenticity for messages. C. A message authentication scheme that resists a chosen message forgery attack will also resist a known message forgery attack. D. HMAC is a message authentication code based on a hash function. Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What most likely caused the castle built by children at the beach to disappear? A. a cat ran off with it B. a dog carried it away in its mouth C. someone cast a magic spell on it D. very strong eddies of fast moving air carried it away over time Answer:
D
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What do ions of the same charge do? A. repel each other B. discard each other C. merge D. attract each other Answer:
A
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What causes food to move through the esophagus? A. apoptosis B. proteolysis C. photosynthesis D. peristalsis Answer:
D
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. the best way to improve production in future yields on the farm is A. planting cabbage one year and spinach the next B. chemical fertilizers and salts C. rotating water schedules daily D. over watering each field Answer:
A
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What is made by DNA and helps in assembling? A. p53 B. oxygen C. RNA D. two E. haploid F. gene G. DNA H. diploid Answer:
C
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Enigma A. was a predecessor of a Turing machine model - a basis of Von Neumann architecture B. achieves perfect security as was required due to military application C. follows the Kerkhoffs principle D. has approximately $2^{256}$ possible keys Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What does lymphoma do to cells? A. stops cells from dividing B. fertilizes cells C. It helps them survive D. it protects them E. cause people to become sick. F. an area swollen with pus G. causes them to divide often H. infects with a virus Answer:
G
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What do animals compete for? A. warmth B. territory C. food supply D. to stay alive E. environment F. asteroids G. clothing H. sports Answer:
B
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What means that rocks are eroded down again? A. flooding B. rainfall C. salt and water. D. weathering E. freezing F. chilling G. frosting H. mines Answer:
D
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Generators convert what into a powerful energy source? A. circulatory systems B. kinetic energy C. engines D. Organic compounds E. organic molecules F. rays or beams G. a hydraulic system H. photons Answer:
B
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Nuclear reactions in stars cause them to brighten up what? A. the morning grass B. the elemental waves C. an object D. the summer sky E. hydrogen and oxygen F. Change colors G. the evening tide H. an electron lens Answer:
D
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. what do genes contain? A. A Greek letter B. sensory neurons C. Energy D. trash E. blueprints F. Chemical energy G. water H. organelles Answer:
E
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What increases in processes in which solid or liquid reactants form gaseous products and when solid reactants form liquid products? A. evaporation B. glucose C. entropy D. respiration Answer:
C
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. In which attack scenario does the adversary ask for the decryption of selected messages? A. Known plaintext attack B. Chosen plaintext attack C. Ciphertext only attack D. Chosen ciphertext attack 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{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 human disease is caused by a defective enzyme that is unable to produce melanin, the pigment responsible for the color of skin and hair? A. hemophilia B. albinism C. anemia D. mutations Answer:
B
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What kind of bonding between alcohol molecules means that more energy is required to convert the liquid to vapor, and boiling points are therefore high? A. stronger hydrogen bonding B. stronger diffusion bonding C. weaker carbon bonding D. stronger mineral bonding Answer:
A
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Are the lungs organs of the excretory system, the respiratory system, or both? A. respiratory B. both C. excretory D. neither Answer:
B
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. For each of the sub-questions of this question (next page), tick/check the corresponding box if the presented sentence is correct at the corresponding level (for a human). There will be a penalty for wrong boxes ticked/checked.Some sentences is hard understand to. A. lexical B. syntactic C. semantic D. pragmatic E. none of the above is correct Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. what requires energy for growth? A. gravity B. plants C. the sun D. tunicates E. insects F. cats G. pigeons H. Joules Answer:
B
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Treated water is unlikely to have A. drinkable fluid in the system B. a clear color throughout C. harmful contaminants flowing within it D. better water then pretreatment Answer:
C
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. High per capita use of what means the ecological footprint of the united states is large? A. green energy B. money C. resources D. food Answer:
C
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Organisms that lack both a nucleus and membrane-bound organelles are known as what, in general? A. barren B. photosynthetic C. prokaryotic D. trophic Answer:
C
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. In physics, resistance is opposition to the flow of what? A. temperature charges B. surface flow C. capacitance D. electrical charges Answer:
D
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Regarding Label Propagation, which of the following is false? A. The labels are inferred using the labels that are known apriori B. It can be interpreted as a random walk model C.  Propagation of labels through high degree nodes are penalized by low abandoning probability D. Injection probability should be higher when labels are obtained from experts than by crowdworkers Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. The Advanced Encryption Standard (AES) is based on arithmetics on\dots A. $\mathrm{GF}(256)$ B. $\mathbf{Z}_{2^8}^*$ C. $\mathbf{Q}\setminus \{0\}$ D. $\mathbf{Z}_{2^8}$ Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Which currents distribute heat around the planet and have a large impact on climate? A. air B. surface C. electrical D. wind Answer:
B
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What is less dense then either solids or liquids? A. ice B. plasma C. dark matter D. gases Answer:
D
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What can cause animals to leave an environment? A. grass B. abundant food C. earth tremors D. natural winds Answer:
C
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Blocking a river creates homes for A. satellites B. fish C. rocks D. mermaids Answer:
B
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Given that $100000000003$ is prime, what is the cardinality of $\mathbf{Z}_{200000000006}^*$? A. $2$ B. $100000000002$ C. $100000000003$ D. $200000000006$ Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Portable amplifiers have batteries that store what type of energy? A. chemical energy B. carbon energy C. mechanical energy D. kinetic energy Answer:
A
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Rocks collide with each other when moved by A. dead valley girls B. radio waves C. glaciers D. feathers Answer:
C
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What can heavy rains damage? A. alveoli B. fish C. plants D. trees E. rope F. homes G. clouds H. Roads Answer:
F
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. From which part of a dog can bodily water escape? A. Veins and arteries. B. the skin C. aqueous solution D. Endocrine system E. epidermis and dermis F. Pituitary gland G. pituitary H. bottom of feet Answer:
H
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. strumming a string can cause what type of wave? A. Tidal B. Pressure C. Light D. Dark Answer:
B
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Decomposers are important for A. construction B. fire C. rocks D. dolphins Answer:
D
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. How does the fungus benefit from the photosynthesizer? A. supply of food B. shade C. supply of carbon dioxide D. protection from chemicals Answer:
A
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Soils with higher capacities generally have a larger reserve of what? A. water B. hydrogen nutrients C. mineral nutrients D. protein Answer:
C
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Which part of a neuron contains the nucleus and most of the major organelles? A. organ body B. retinal body C. simple body D. cell body Answer:
D
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Which system of the body is responsible for bringing air into the body? A. vascular system B. respiratory system C. digestive system D. excretory system Answer:
B
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. It is much harder to go star gazing in the city as opposed to the mountains due to the amount of factories doing what to the air A. dirtying it B. air horns C. candy D. tables Answer:
A
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. When represented by a single letter dominant alleles are represented by what case letter? A. lowercase B. uppercase C. numeral D. mixed letters Answer:
B
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. You are given an i.i.d source with symbols taking value in the alphabet $\mathcal{A}=\{a,b,c,d\}$ and probabilities $\{1/8,1/8,1/4,1/2\}$. Consider making blocks of length $n$ and constructing a Huffman code that assigns a binary codeword to each block of $n$ symbols. Choose the correct statement regarding the average codeword length per source symbol. A. It is the same for all $n$. B. It strictly decreases as $n$ increases. C. None of the others. D. In going from $n$ to $n+1$, for some $n$ it stays constant and for some it strictly decreases. Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Roundworms reproduce using meiosis and what? A. karyogamy B. pollen C. survive D. reproduce E. allow growth F. Energy G. Leptospirosis H. seeds Answer:
A
qasc
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 are the chemical messengers used to communicate between cells? A. peptides B. hormones C. membranes D. neurons Answer:
B
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What is the male gamete called in humans? A. egg B. sperm C. dna D. testes Answer:
B
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Restoring nitrogen to the soil is one reason for what agricultural practice? A. crop rotation B. irrigation C. plowing D. sowing Answer:
A
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What is the term for preserved remains or traces of organisms that lived in the past? A. remains B. deposits C. bones D. fossils Answer:
D
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Force acting against motion causes what? A. Object to lose energy. B. depress neuronal excitability C. body temperature reduces D. kinetic energy E. heat production F. heat is produced G. heat the body H. a lot of human deaths Answer:
A
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Which of the following would cause sunlight to better reach the ground of a forest? A. more umbrellas B. logging C. more trees D. taller trees Answer:
B
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. How does LSI querying work? Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. In order to survive, animals require what? A. food and shelter B. light energy C. securing a loan D. cashing their checks E. Organic compounds F. hydration of their cells G. eating their enemies H. Chemical energy Answer:
F
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Oils are liquid lipids that plants use for storage of what? A. fat B. glucose C. oxygen D. energy Answer:
D
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. In Text Representation learning, which of the following statements are correct? A. Learning GloVe word vectors can be done using the singular value decomposition, if the $f_{d n}$ weights are set to 1 for all observed entries. B. The skip-gram model for learning original word2vec embeddings does learn a binary classifier for each word. C. FastText as discussed in the course learns word vectors and sentence representations which are specific to a supervised classification task. D. Logistic regression used for text classification is faster at test time when using word vectors as opposed to bag-of-word representation of the input. Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. In User-Based Collaborative Filtering, which of the following is correct, assuming that all the ratings are positive? A. Pearson Correlation Coefficient and Cosine Similarity have different value range, but return the same similarity ranking for the users B. If the ratings of two users have both variance equal to 0, then their Cosine Similarity is maximized C. Pearson Correlation Coefficient and Cosine Similarity have the same value range, but can return different similarity ranking for the users D. If the variance of the ratings of one of the users is 0, then their Cosine Similarity is not computable Answer:
B
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Where is chemical energy stored? A. ribosomes B. atom bonds C. cell wall D. nucleus Answer:
B
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What is something that can be used to impede electrical transference? A. A virus B. hormones C. sulfur D. forces E. tar F. toxins G. mutations H. storms Answer:
C
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. A common problem involving waste in the excretory system is A. run for it B. running on empty C. running a fever D. having the runs Answer:
D
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. The ElGamal cryptosystem is based on\dots A. nothing. B. the discrete logarithm problem. C. the RSA problem. D. the factorization problem. Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What is necessary for new alleles to be created? A. new frequencies B. new mutations C. cross-pollination D. new rna Answer:
B
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. The earth has continents that experience different things at different times, depending on where on Earth's axis it is, such as A. cartoons B. forests C. lunch D. Christmas Answer:
D
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What type of physical properties of a substance do not depend on amount? A. stable B. inherent C. extensive D. intensive Answer:
D
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What force provides resistance whenever two surfaces are in contact? A. rotation B. friction C. tension D. vibration Answer:
B
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Select \emph{incorrect} statement. The exhaustive search A. can be used to find a secret key of AES. B. is a brute force attack. C. is not applicable against perfectly secure cipher. D. runs in time polynomial in the length of the key. Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. 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. What are most metal objects made of? A. bronze B. aluminum C. metal alloys D. tin Answer:
C
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Consider two distributions $P_0,P_1$ with the same supports and a distinguisher $\mathcal{A}$ that makes $q$ queries. Tick the \textit{incorrect} assertion. A. When $q=1$, $\mathsf{Adv}(\mathcal{A})\leq d(P_0,P_1)$ where $d$ is the statistical distance. B. When $q>1$, $\mathsf{Adv}(\mathcal{A})\leq \frac{d(P_0,P_1)}{q}$ where $d$ is the statistical distance. C. When $q=1$, the strategy ``return 1 $\Leftrightarrow \frac{P_0(x)}{P_1(x)}\leq 1$'' achieves the best advantage. D. To achieve good advantage, we need to have $q\approx 1/C(P_0,P_1)$ where $C$ is the Chernoff information. 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{\emph{incorrect}} assertion. A. $P\subseteq NP$. B. $NP\subseteq IP$. C. $PSPACE\subseteq IP$. D. $NP\mbox{-hard} \subset P$. Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Which land type is covered in snow for the largest portion of the year? A. tiaga and B. prairie C. deciduous forest D. desert Answer:
A
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Why do block ciphers use modes of operation? A. it is necessary for the decryption to work. B. to be provably secure. C. to use keys of any size. D. to encrypt messages of any size. Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Which is able to create its own nourishment from sunlight? A. roses B. deer C. rainbows D. water buffalo Answer:
A
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What do microspores develop into? A. members of their own species B. raindrops C. female gametophytes D. Chlorophyll E. major threat to health F. stems G. leaves H. it keeps an organism warm Answer:
C
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Fruit fly and brine shrimp hox genes have evolved independently for how long? A. 100.32 million years B. 400 million years C. one billion D. 60.000 million years Answer:
B
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What relatively new addition to and highest level of the system of taxonomic classification includes just three divisions, the eukarya, the archaea, and the bacteria? A. content B. domain C. element D. branch Answer:
B
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. How many pi bonds are found in a triple bond? A. 10 B. two C. six D. four Answer:
B
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Which human body system is a complex network of nervous tissue that carries electrical messages throughout the body? A. the lymph system B. the nervous system C. the bacterial system D. the localized system Answer:
B
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Given graph 1→2, 1→3, 2→3, 3→2, switching from Page Rank to Teleporting PageRank will have an influence on the value(s) of: A. All the nodes B. Node 1 C. Node 2 and 3 D. No nodes. The values will stay unchanged. Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Which of these components was not part of the Enigma machine? A. A reflector B. A pseudo-random number generator C. A Rotor D. A plugboard with a wire connection Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. The periodic table is an arrangement of the elements in order of increasing what? A. gravity numbers B. negative numbers C. metallic numbers D. atomic numbers Answer:
D
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. When wood is burned what kind of energy allows the wood to burn? A. physical B. chemical C. radiation D. carbon Answer:
B
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Tick the \emph{incorrect} assertion. A cipher $C$ perfectly decorrelated at order 2 implies\dots A. perfect secrecy when used twice. B. security against differential cryptanalysis. C. security against linear cryptanalysis. D. security against exhaustive search. Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Select the \emph{incorrect} statement. The UMTS improves the security of GSM using A. authentication of the challenge. B. integrity protection. C. A6/1 for encryption. D. protection against replay attacks. Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What can make small objects seem bigger? A. Movement of an air mass B. a ruler C. reflecting light D. a wheelchair E. a magnifying glass F. graduated cylinder G. movement of tectonic plates H. Light passing through water Answer:
E
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. You need to debug your Stochastic Gradient Descent update for a classification of three bridge types. Manually compute the model output for the feature vector $x=(1, 0, 0, 0, 0)$ and $W$ contains only zeros. The model is logistic regression, \textit{i.e.}, $\textrm{softmax}(Wx)$. Remember: \begin{equation} \textrm{softmax}_i(s) = \frac{e^{s_i}}{\sum_k e^{s_k}} \end{equation} (One answer!!!!!!) A. $(0, 0, 0)$ B. $(\frac{1}{3}, \frac{1}{3}, \frac{1}{3})$ C. $(0, 0, 0, 0, 0)$ D. $(\frac{1}{5}, \frac{1}{5}, \frac{1}{5}, \frac{1}{5}, \frac{1}{5})$ Answer:
B
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What die quickly if their oxygen supply is cut off? A. neurons B. insects C. viruses D. parasites E. rocks F. humans G. dirt H. mammals Answer:
A
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. A light bulb turns on when it receives energy from A. a cable B. an oven C. gasoline D. a person Answer:
A
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. A remote device may be powered by A. a burning flame B. a gusting breeze C. a running sheep D. a small explosion Answer:
B
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Let $p$ and $q$ be two prime numbers and $n=pq$. Let $K_p=(e,n)$ and $K_s=(d,n)$ be the RSA public and private keys respectively. Recall that the encryption of a message $m$ is $c=m^e \bmod{n}$ and the decryption is $m=c^d \bmod{n}$. Which assertion is \emph{always true}? A. $ed=1 \pmod{n}$ B. $ed=1 \pmod{\varphi(n)}$ C. $e=d \pmod{n}$ D. $e=d \pmod{\varphi(n)}$ Answer:
A
m1_preference
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Buried vegetation in a wetland changes to peat over what? A. a long period of time B. The area was once underwater C. a brief period of time D. just a day's time E. Physical weathering F. It used to be covered by water G. movements in the earth's crust H. a quick period of time Answer:
A
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. To protect against the noon day sun you might use A. an opaque bandana B. a short haircut C. transparent baseball cap D. a sunny smile Answer:
A
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What is energy from the sun called? A. kinetic energy B. solar energy C. potential energy D. thermodynamic energy Answer:
B
sciq
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. What is used for cooking food by putting it over fire? A. a pan B. oil C. a sink D. a fridge E. corn F. Oak G. energy H. a microwave Answer:
A
qasc
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. If you wanted to see the source of sunshine you would look at A. TV B. the yellow dwarf C. volcanoes D. the moon Answer:
B
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Water will always make it's way to the A. the earth's core B. moon C. desert D. ocean Answer:
D
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. Which can go in the recycled bin A. duct tape B. hair gel C. Sprite container D. cell phones Answer:
C
openbookqa
The following are multiple choice questions (with answers) about knowledge and skills in advanced master-level STEM courses. moving people across bodies of water can be done by what? A. Electric devices B. Burning fuel and air C. Electric generators D. driving to the city E. running over hills F. animal transport G. looking across the street H. flying through clouds Answer:
H
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