Answer / chaitanya

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 Explain why matching variable is important in Prolog? What is the method to match variables?

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Which enables storage in procedurally indexed places in LISP? a) Defstruct b) Object c) Structure 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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 Which can be represented in bytes in LISP? a) Boxes and pointers b) Lists c) Lisp d) None of the mentioned

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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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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 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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 What is the output of the given statement? * (defun when-plusp-with-bug (number result); (when (plusp number) result)); * (setf pressure -2) * (when-plusp-with-bug pressure (print ‘alarm)) a) Alarm b) Nil c) Both a & b d) None of the mentioned

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What is the output of the given statement? * (defclass article() ((title :accessor article-title :initarg :title) (author :accessor article-author :initarg :author))) * (defclass computer-article (article) ()) * (defclass business-article (article) ()) * (defclass political-article (article) ()) * (setf articles (list (make-instance ‘business-article :title “Memory Prices down”))) a) Business article b) Political article c) Business article

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Which do not evaluate their arguments in LISP? a) List b) Procedure c) Setf d) Macros

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 Explain what is setq is used for in LISP?

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 What is the output of the following statement? * (setf meals ‘(breakfast lunch tea dinner)) * (first meals) a) Breakfast b) Lunch c) Tea d) Dinner

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