Answer / chaitanya

Vectors are one-dimensional arrays, therefore, a subtype of array. Vectors and lists together are called sequences. LISP has fixed length variable/ simple vectors as well as variable length vectors which are created with the keywords: adjustable and fill-pointer.

 What is the output of the given statement? * (defstruct person (sex nil) (personality ‘nice)) * (setf person-instance-1 (make-person)) * (setf person-instance-2 (make-person :sex ‘female)) * (setf (person-surname person-instance-1) ‘winston) a) Winston b) Nil c) T d) Error

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What is the output of the given statement? * (setf toss ‘(heads tails tails tails heads tails)) * (delete ‘heads toss) * toss a) Heads tails b) Heads tails tails tails tails c) Heads d) None of the mentioned

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Which is present in the writer procedure for arrays in LISP? a) Setf b) Aref c) Fref d) Both a & b

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What will happen if the value of all the test-forms are nil? a) Nothing b) COND form is nil c) Both a & b d) None of the mentioned

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 Explain where you use + operator in Prolog?

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What are the variables that are bound and that have values assigned to them? a) Data b) Variable c) Parameters d) None 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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Explain what is backtracking in Prolog?

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Which forms can be constructed with the same primitives that manipulate lisp expressions? a) Lisp b) Macro c) Procedure d) Defun

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 What is the output of the given statement? * (setf pressure 3) * (when-plusp pressure (print ‘alarm)); a) Alarm b) Alarm Alarm c) 1 d) Nil

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 Explain what is setq is used for in LISP?

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 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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