ISRO Scientist or Engineer Computer Science 2018


For the following questions answer them individually

Question 31

Which of the following comment about peep-hole optimization is true?

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Question 32

A byte addressable computer has a memory capacity of $$2^m$$ KB( kbytes ) and can perform $$2^n$$ operations. An instruction involving 3 operands and one operator needs maximum of

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Question 33

Any set of Boolean operatorsthat is sufficient to represent all Boolean expressions is said to be complete. Which ofthe following is not complete?

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Question 34

Consider a singly linked list of the form where F is a pointer to the first element in the linked list and is the pointer to the last element in the list. The time of which of the following operations depends on the length of the list?

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Question 35

A particular BNF definition for a “word” is given by the following rules.
<word> :: = <letter> $$\mid$$ <letter><charpair> $$\mid$$ <letter><intpair>
<charpair> :: =<letter><letter> $$\mid$$ <charpair><letter><letter>
<intpair> :: = <integer><integer> $$\mid$$ <intpair><integer><integer>
<letter> :: = a $$\mid$$ b $$\mid$$ c $$\mid$$ .... $$\mid$$ y $$\mid$$ z
<integer> :: = 0 $$\mid$$ 1 $$\mid$$ 2 $$\mid$$ ....$$\mid$$ 9
Which of the following lexical entries can be derived from < word > ?
I. pick
II. picks
III. c44

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Question 36

Avalanche effect in cryptography

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Question 37

In neural network, the network capacity is defined as

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Question 38

Cloaking is a search engine optimization (SEO) technique. During cloaking

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Question 39

What is one advantage of setting up a DMZ(Demilitarized Zone) with two fire walls?

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Question 40

Which one of the following algorithm is not used in asymmetric key cryptography?

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