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PSC HSST Computer Science Model Questions and Answers – Part 4

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76
Integer division in “C” program results in:
Answer
A. Truncation
77
The function sprintf() works like printf(), but operates on:
Answer
D. string
78
The function exit() causes an exit from:
Answer
D. from program
79
The complexity of linear search algorithm of an array of n elements is:
Answer
B. O (n)
80
How many elements can array A(-1…m, 1…m) have?
Answer
A. mXm
81
Which is useful to implement quick sort?
Answer
C. Stack
82
Recursively enumerable languages are closed under:
Answer
A, B & D
Explanation: Recursively enumerable languages are closed under union, intersection, concatenation and Kleene star operations.
83
The Grammar that produce more than one Parse tree for same sentence is:
Answer
A. Ambiguous
84
The number of the external states of a Turing Machine should be at least:
Answer
B. 2
85
Give name of the database in the general model of a compiler:
Answer
B. Terminal table
86
A file is:
Answer
A, B, C
87
What property of the files prevents sharing of files and directories?
Answer
A. Tree structure
88
E-R modeling technique is:
Answer
B. Top-down method
89
Data items stored as grouped items is:
Answer
A. Record
90
Data items are fragmented, replicated and propagated in:
Answer
C. DDBMS
91
In data manipulation the first element of T[5] is:
Answer
B. T[0]
92
Processed data is called:
Answer
C. Information
93
Which factor of coding is most important?
Answer
C. Readability
94
Main container for <TR> <TD> and <TH> is:
Answer
A. <TABLE>
95
Which of the following is the non-polling system?
Answer
D. TDMA
96
What is the working principle of a Digital Computer?
Answer
C. Von Neumann's Principle
97
Give the unique name of the combination of Analog and Digital computer?
Answer
D. Hybrid Computer
98
Why RAM is kept near to the Processor in a Digital Computer?
Answer
C. To minimize the memory access time
99
Who designed the First Digital Computer using the Binary system?
Answer
John Vincent Atanasoff
100
Give the name of the first operating system for Personal Computers:
Answer
C. CP/M

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1 comment

Ask a doubt or share a tip.

  1. Virtual Memory logically in Main Memory &amp; physically in Hard Disk....

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