Computer Science Set-1 | Question Paper Hub

Question 1

What is a shell?

A. It is a hardware componentB. It is a command interpreterC. It is a part in compilerD. It is a tool in CPU scheduling

Question 2

If a file contains the line “ I m a boy \r \n” then on reading this line into the array str using fgets() what would str contain ?

A. “I m a boy \r \n \0”B. “I m a boy \r \0”C. “I m a boy \n \0”D. “I m a boy”

Question 3

Two different lines combines to a single

A. uB. GC. xD. J

Question 4

Output of the printf("%-2.3f \n",17.23478) will be

A. 17.23478B. 17.235C. 17.2348D. 17.23

Question 5

In the running state-

A. only the process which has control of the processor is foundB. all the processes waiting for I/O to be completed are foundC. all the processes waiting for the processor are foundD. none of the above

Question 6

Name the design technique that is widely used as a guide in designing relational databases

A. E-R NotationB. NormalizationC. DirectionD. Generalization

Question 7

It is necessary to consult the following while drawing up requirement specification

A. only top managersB. only top and middle managementC. only top, middle and operational managersD. top, middle and operational managers and also all who will use the system

Question 8

An entire path name, consisting of several sub-directory names can contain upto

A. 13 characterB. 36 characterC. 63 characterD. 53 character

Question 9

The principle of locality of reference justifies the use of-

A. Virtual MemoryB. InterruptsC. Main memoryD. Cache memory

Question 10

Round robin scheduling is essentially the preemptive version of which of the following?

A. FIFOB. Shortest job firstC. Shortes remainingD. Longest time first

Question 11

Each time you turn on your computer, it will check on the control file

A. Command.com, io.sysB. Command.com, date.com, dir.comC. Command.com, io.sys, msdos.sysD. Chkdsk.exe

Question 12

Which operator has the highest priority?

A. ++B. %C. +D. ||

Question 13

The degree of Multiprogramming is controlled by-

A. CPU SchedulerB. Context SwitchingC. Long-term SchedulerD. Medium term Scheduler

Question 14

If you need to duplicate the entire disk, which command will you use?

A. CopyB. DiskcopyC. ChkdskD. Format

Question 15

Question Image

How many times the following ‘C’ program would print ‘Jamboree’?

A. Infinite number of timesB. 32767 timesC. 65535 timesD. Till the stack doesn’t overflow

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