LISP Questions & Answers – Array

This set of LISP Multiple Choice Questions & Answers (MCQs) focuses on “Array”.

1. What is a data type in which expressions are stored in places identified by integer indexes?
a) Structure
b) List
c) Array
d) None of the mentioned
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2. Which symbol holds the first element and also an index?
a) Nail
b) Tail
c) Initial
d) All of the mentioned
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3. Which keyword is used to construct an array?
a) Array
b) Make-array
c) Bins
d) Make
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4. Which is present in the writer procedure for arrays?
a) Setf
b) Aref
c) Fref
d) Both Setf & Aref
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5. Which keyword embeds the initial element in an array?
a) Initial
b) Initial-content
c) Initial-element
d) None of the mentioned
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6. What is the output of the given statement?

span class="sy0"> * (Setf part-bins (make-array '(4)))

a) #Done
b) #4
c) #(0 0 0 0)
d) None of the mentioned
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7. What is the output of the given statement?

span class="sy0"> * (setf bins (make-array 2 :initial-element 'e))

a) E
b) E E
c) E E E
d) E E E E
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8. What is the output of the given statement?

span class="sy0"> * (setf part (make-array '(8 8)))

a) 8
b) 0 0 0 0 0 0 0 0
c) 0 0 0 0
d) 8 rows of 0
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9. What is the output of the given statement?

span class="sy0"> * (setf bins (make-array 4 :initial-element 'e))
* (aref bins 0)

a) E
b) 0
c) 4
d) None of the mentioned
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10. What is the output of the given statement?

span class="sy0"> * (Setf part-bins (make-array '(4)))
* (setf (aref part-bins 0) 'nails);
span class="sy0"> * (setf (aref part-bins 1) 'nuts);
span class="sy0"> * (setf (aref part-bins 2) 'bolts)
* (setf (aref part-bins 3) 'bike)
* (aref part-bins 2)
* (setf (aref part-bins 4) 'car)

a) Nails
b) Nuts
c) 2
d) Error
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Sanfoundry Global Education & Learning Series – LISP Programming Language.