Answer / chaitanya

LISP programming structure is composed of symbolic expressions or s-expressions. The s-expression consists of three valid objects
• Atom: It is a number or string of contiguous characters
• Lists : A list is a sequence of atoms or other lists enclosed in parentheses
• String: A group of characters enclosed in double quotation marks is referred as String.
LISP programs can be either run on an interpreter or as a compiled code

 Which symbol holds the first element and also an index in LISP? a) Nail b) Tail c) Initial d) All of the mentioned

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 What is the output of the following statement in LISP? * (setf thing ‘point r 1) * (case thing (circle (*pi r r))(sphere (* 4 pi r r)) (otherwise 0)) a) 1 b) 0 c) 12.566 d) None of the mentioned

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Which is used to construct new lists by linking the right pointers? a) Links b) List c) Variables d) Right pointers

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Explain with an example what is “Setof” predicate in Prolog?

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 What is the output of the given statement in LISP? * (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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Which is used to represent the prompt in lisp? a) # b) $ c) & d) *

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 What is the output of the given statement? * (endp ‘(this is not empty)) a) T b) NIL c) Error d) None of the mentioned

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What is the output of the following statement? * (defun (input-list) (if (endp input-list) nil (cons ( (first input-list)) ( (rest input-list))))) a) Procedure b) Transforming c) Input d) Error

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 What is the output of the following statement? * (cdr ‘(a b c)) a) a b) B c) (B C) D) None of the mentioned

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 What is a symbol thought of as a name for a place to store value? a) Data b) Variable c) Parameters d) None of the mentioned

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 Explain what is SWI-Prolog?

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Explain what is CLOS in LISP? What are the goals of the common lisp object system?

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