PPSC Computer Science Topic 19 MCQ's Test Preparation

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MCQ's Test For PPSC Computer Science Topic 19 Operating System

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  • Total Questions20

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PPSC Computer Science Topic 19 Operating System

00:00
Question # 1

What is meaning of ILP32

Question # 2

Which command is used to set terminal input output characteristics

Question # 3

All the abbreviations is vi editor can be shown by

Question # 4

Daisy chain is a device for

Question # 5

To display disk consumption of a specific directory which command is used.

Question # 6

By which command content of a file can be searched.

Question # 7

Which command is used to know the LINUX version.

Question # 8

Remote computing services involves the use of.

Question # 9

Super visor state is only allowed to.

Question # 10

Four necessary conditions for dead lock are none pre emption circular wait and

Question # 11

Which among the following is used to write small program to control Linux Functionalities.

Question # 12

What is property of UNIX.

Question # 13

By which of following the problem of thrashing is significantly affected.

Question # 14

What the name given to the values that are automatically provided by software to reduce keystrokes and improve a computer users productivity.

Question # 15

Which type of software can be used to merge data of two files in one files.

Question # 16

Which technique is used by operating systems to execute several program concurrently by switching back and forth.

Question # 17

Which operating system use write through catches.

Question # 18

Size of virtual memory depends on

Question # 19

Problem of thrashing is affected significantly by

Question # 20

Which command reads the content of another file in vi editor .

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PPSC ComputerScience Chapter 19 Important MCQ's

Sr.# Question Answer
1 For multiprogramming operating system.
A. Special support from processor is essential
B. Special support from processor is not essential
C. Cache memory is essential
D. None of abvoe
2 Which among following scheduling algorithms give minimum average waiting time.
A. FCFS
B. SJF
C. Round rabin
D. On priority
3 Which command in LINUX is used for description any command.
A. Help
B. Man
C. Detail
D. Short detail
4 Which of following need a device driever.
A. Cache
B. Disk
C. Main memory
D. Registers
5 To display disk consumption of a specific directory which command is used.
A. dd
B. du
C. dt
D. di
6 Dijkstra's algorithm deals with
A. Mutual exclusion
B. Dead lock avoidance
C. Dead lock recovery
D. Real time processing
7 What is property of UNIX.
A. Multi user
B. Multi processes
C. Multi tasking
D. All of above
8 Which is not a valid file type in LINUX.
A. Socket
B. FIFO
C. Soft link
D. Inode
9 Four necessary conditions for dead lock are none pre emption circular wait and
A. Mutual exclusion
B. Race condition
C. Buffer overflow
D. None of above
10 How many links are created when we create a directory file.
A. 1
B. 2
C. 3
D. 4

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