Answers to first quiz

From: Harnad, Stevan (harnad@cogsci.soton.ac.uk)
Date: Mon Apr 28 1997 - 11:13:10 BST


Hi Py104: Here are the answers to the first quiz: Note that
question 31 is disqualified because it should have read
"nonlexical," not "lexical." You can email about the questions
or discuss them in tutorial or bring them up at Wednesday's
lecture. Chrs, S

(1) Who can you be SURE has a mind:

A. *Yourself
B. People
C. Animals
D. Plants
E. Rocks

(2) Which of the following are Cognitive Sciences:

A. Neuroscience
B. Philosophy
C. Linguistics
D. Computer Science
E. *All of the above

(3) What Is a Model in Cognitive Science?

A. A small replica of a big object
B. *Something that can predict and explain
C. Someone whose behaviour is exemplary for us all
D. A symbol
E. Someone who displays new clothes

(4) Introspection is not the way to explain the mind because:

A. It is private
B. It does not exist
C. It doesn't explain anything
D. *A and C
E. B and C

(5) The Chinese Room Argument shows that:

A. You can't learn Chinese all by yourself
B. Cognition is like Chinese
C. *Cognition is not just Computation
D. Cognition is just Computation
E. Computation is like Chinese

(6) Modularity is:

A. The theory that the mind is a computer
B. The theory that the mind is the brain
C. *The theory that the mind has independent parts
D. The theory that the mind has interdependent parts
E. The theory that the mind can only be understood as a whole

(7) What is the homunculus problem?

A. *A homunculus is not an explanation
B. A homunculus is not observable
C. A homunculus is not symbolic
D. A homunculus does not have a mind
E. A homunculus is not a computation

(8) An algorithm is:

A. A dance step
B. *A symbol-manipulation rule
C. A computer programming language
D. An analog transformation
E. A computer

(9) A neural net is:

A. An algorithm
B. A computer
C. An image
D. A symbol
E. *None of the above

(10) The XOR problem is:

A. X and Y but not Z
B. X or Y but not Z
C. X and Y or neither
D. X or Z but not Y
E. *X or Y but not both

(11) The following cannot solve an XOR problem:

A. Neural Nets
B. *Perceptrons
C. Computers
D. Animals
E. People

(12) Symbol Systems are best at

A. *reasoning
B. learning
C. analog transformations
D. mental images
E. baking cake

(13) Neural nets are best at:

A. reasoning
B. *learning
C. analog transformations
D. mental images
E. baking cake

(14) The following errors are "cognitively penetrable":

A. the Mueller-Lyer Illusion
B. the moon illusion
C. *the Monte Hall problem
D. the symbol grounding problem
E. none of the above

(15) The Frame Problem is:

A. the homunculus problem
B. the symbol grounding problem
C. the mind/body problem
D. the Monte Hall problem
E. * none of the above

(16)*Object Constancy is:
[Question dropped]

A. *seeing something as the same whether near or far
B. seeing something as the same whether present or absent
C. seeing something as the same whether big or small
D. all of the above
E. none of the above

(17)*We do not remember everything because:
[Question dropped]

A. our memories are not good enough
B. there are some things we just want to forget
C. our heads are not big enough
D. it would be too confusing
E. *none of the above

(18) A photograph of a face is:

A. *an analog representation
B. a symbolic representation
C. a neural net representation
D. a metarepresentation
E. none of the above

(19) An invariant is:

A. a property that produces a transformation
B. a property that is altered by a transformation
C. *property that is preserved by a transformation
D. a property that is enhanced by a transformation
E. none of the above

(20) A caricature is:

A. harder to recognise than the original
B. easier to recognise than the original
C. an analog representation
D. A and C
E. *B and C

(21) "Ba" and "Da" differ in:

A. loudness
B. voicing
C. *place of articulation
D. manner of production
E. pitch

(22) Fourier analysis analyses sounds:

A. by loudness
B. by place of articulation
C. by manner of articulation
D. *by frequency
E. none of the above

(23) Speech is special because:

A. only humans speak
B. we can both perceive and produce it
C. because it has coarticulation effects
D. it has invariants
E. *all of the above

(24) What is the Motor Theory of Speech Perception:

A. We can't speak without moving our lips
B. *Speech perception is based on speech production
C. You can understand speech from looking at the mouth move
D. Speech perception is inborn
E. Speech evolved from monkey calls

(25)*Categorical Perception occurs when:
[Question dropped]

A. discrimination is best at the ends of a continuum
B. discrimination is the same at all points on a continuum
C. *discrimination is best across the midpoints of a continuum
D. discrimination improves with learning
E. discrimination is unaffected by learning

(26) Coarticulation occurs when:

A. two people are talking at the same time
B. people do something else at the same time as they are speaking
C. two sounds are pronounced in the same way
D. *two sounds are spoken around the same time
E. none of the above

(27) The findings about perception by chinchillas:

A. are irrelevant to theories of speech perception
B. support the motor theory of speech perception
C. *contradict the motor theory of speech perception
D. support the locus theory of speech perception
E. contradict the locus theory of speech perception

(28) A phoneme is

A. a letter of the alphabet
B. the smallest sound difference a speaker can pronounce
C. the largest sound difference a speaker can pronounce
D. *the smallest difference in spoken sound that distinguishes 2 words
E. the largest difference in spoken sound that distinguishes 2 words

(29) Recovering speech from writing resembles:

A. C and D below
B. *D and E below
C. recovering the name of your primary school-teacher
D. recovering sound from lip-reading
E. recovering 3-D shape from 2-D cues

(30) The lexical decision task is:

A. *deciding whether something is word or a non-word
B. deciding whether a nonword is pronoucable
C. deciding the meaning of words
D. deciding the sound of words
E. deciding whether a word matches a sound

(31)*What is NOT part of the lexical route in reading
[drop question" should have been "nonlexical route" above]

A. writing
B. graphemes
C. *meaning
D. phonemes
E. speech

(32) Priming occurs when

A. knowing what something means makes you recognise it more easily
B. knowing what something means makes you remember it more easily
C. hearing something you have heard recently masks it when you hear it again
D. *seeing something you have seen recently makes you recognise it more easily
E. seeing something you have seen recently masks it when you see it again

(33) Deep dyslexia differs from surface dyslexia in that:

A. it affects reading
B. the cause is deeper in the brain
C. *it involves the meaning of written words
D. it involves misreading the shape of written words
E. it involves the sound of spoken words

(34) A view-point dependent invariance in vision is based on:

A. *none of the following:
B. the position of the parts of an object relative to one another
C. the position of the parts of an object relative to other objects
D. the position of the whole object relative to other objects
E. the position of the parts of an object relative to a reference point

(35) Explaining reading is harder than explaining speech because:

A. it's harder to read than to speak
B. *speaking is part of reading
C. you can read more words than you can speak
D. there are two routes for reading and only one for speech
E. masking affects reading but not speaking

(36) Proximal stimuli are:

A. nearer than distal stimuli
B. harder to recognise than distal stimuli
C. the projections of distal stimuli on your sensory surfaces
D. *analogs of distal stimuli deep in your brain
E. none of the above



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