Answer / chaitanya

“=” triggers unification in Prolog
“is” triggers arithmetic evaluation in Prolog
So, in Prolog you cannot use “=” when you want to calculate something like 2+4=6, but instead you have to use 2+4 is 6.

 Which primitive removes all but the last element from the list? a) Last b) First c) Remove d) Revoke

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What is the output of the following statement? * (setf p .6) * (cond ((> p .75) ‘very-likely)((> p .5) ‘likely)((> p .25) ‘unlikely)(t ‘very-unlikely)) a) Very-likely b) Likely c) Unlikely d) Very-unlikely

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Explain what is a predicate in LISP?

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What is the output of the following statement? * (defun make (title author) (list (list ‘title title) (list ‘author author))) * (setf book (make ‘(Common Lisp) ‘(Guy steele))) a) Common Lisp b) Guy steele c) Make d) ((TITLE (COMMON LISP)) (AUTHOR (GUY STEELE)))

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Explain what is LISP? Give an example of some of the popular applications built in LISP?

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. What is the output of the given statement? * (defstruct employee (length-of-service 0) (payment ‘salary)) * (setf employee-example (make-employee)) * (employee-length-of-service employee-example) a) T b) NIL c) 0 d) Error

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 What is the output of the given statement? * (defstruct triangle (base 0) (altitude 0)) * (defun area (figure) (cond ((triangle-p figure) (* 1/2 (triangle-base figure) (triangle-altitude figure))))) * (setf triangle (make-triangle :base 2 :altitude 3)) * (area triangle) a) Triangle b) 7 c) 6 d) 10

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 In “cuts” what is the Parent goal in Prolog?

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What is the output of the following statement? * (setf whole-list ‘(monday tuesday wednesday thursday friday)) * (defun both-ends ()(setf whole-list (cons (first whole-list) (last whole-list)))) a) Monday b) BOTH-ENDS c) Friday Monday d) Monday Friday

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 Which process helps to build large and complicated programs in LISP? a) Macros b) Procedure abstraction c) Defun d) None 

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Which is used to build the lisp procedures? a) Data b) Primitives c) Definition d) None of the mentioned

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 What is the process of creating new data types in lisp? a) List b) Structures c) Procedures d) None of the mentioned

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