Answer / chaitanya

When running the subgoals in a rule’s body, the parent goal is referred to the goal that caused the matching of the head of the current rule.

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

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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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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 in LISP? * (Setf part-bins (make-array ‘(4))) * (setf (aref part-bins 0) ‘nails); * (setf (aref part-bins 1) ‘nuts); * (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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 What is the process of reserving a place in computer memory to store a value for a symbol? a) Storing b) Ranging c) Binding d) None of the mentioned

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

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 How many items are available in mapping primitives are there? a) 3 b) 4 c) 5 d) 6

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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)) * (person-p ‘(this is a list — not a person instance)) a) Female b) Nice c) T d) Nil

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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 given statement in LISP? * (Setf part-bins (make-array ‘(4))) a) #Done b) #4 c) #(0 0 0 0) d) None of the mentioned

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Mention how many types of variables available is LISP? Explain what are the variables that are bound, and that have values assigned to them?

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