Answer / chaitanya

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

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 What is the output of the given statement? * (defstruct circle (radius 0)) * (defun area (figure) (cond ((circle-p figure) (* pi (expt (circle-radius figure) 2))))) * (setf circle (make-circle :radius 11)) * (area circle) a) 44 b) 380 c) 382 d) 380.132

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What is the process of arranging procedures into layers? a) Procedure b) Abstraction c) Abstraction layers d) Procedure abstraction

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 Which keyword is used to construct an array in LISP? a) Array b) Make-array c) Bins d) Make

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 Mention what are the two pre-defined packages used 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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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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 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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What is a data type in which expressions are stored in places identified by integer indexes in LISP? a) Structure b) List c) Array d) None of the mentioned

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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 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 following statement? * (first ‘( p h w)) a) P b) H c) W d) phw

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