PPSC Computer Science Topic 19 MCQ's Test Preparation

Today, the preparation of PPSC exams is not as much difficult as the candidates think. The reason behind it is that today we find several sources of preparation that are authentic to such an extent that after paying full attention to these sources one can get maximum of practice. Out of all the helping sources, Ilmkidunya is the one that has been facilitating the students for a long time ago. The team of Ilmkidunya has arranged the PPSC mock test for the candidates. For every single subject you can find the separate tests and this section is offering candidates with the computer science tests.

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

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

  • Total Questions20

  • Time Allowed20

Start Test Download PDF

PPSC Computer Science Topic 19 Operating System

00:00
Question # 1

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

Question # 2

What is the command that can print lines of first file matching with second file.

Question # 3

What communication command provides communication to another user logged on by writing to the bottom of their terminal

Question # 4

if the CPU scheduling policy is FCFS then what would be average waiting time.

Question # 5

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

Question # 6

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

Question # 7

Main function of shared memory is.

Question # 8

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

Question # 9

Remote computing services involves the use of time sharing and

Question # 10

Which LINUX command is used to update the modification time of a file.

Question # 11

Which command in LINUX is used for description any command.

Question # 12

By which command content of a file can be searched.

Question # 13

Which operating system use write through catches.

Question # 14

Which scheduling policy is best suited for time sharing operating system.

Question # 15

Which is not a valid file type in LINUX.

Question # 16

Which command is concerned with LINUX kernel log messages.

Question # 17

Belady anomaly occurs in.

Question # 18

Kernel minimizes the frequency of disk access by keeping a pool of internal data buffer which helps to increase the response time this is known as.

Question # 19

Super visor state is only allowed to.

Question # 20

Which of the following does not interrupt an running process.

Submit

Prepare Complete Set Wise PPSC Computer Science Topic 19 Operating System MCQs Online With Answers


Topic Test

00:00
Submit

Top Scorers Of PPSC Computer Science Topic 19 Operating System MCQ`s Test

  • A
    ashi khan 18 - Jun - 2022 00 Min 06 Sec 20/20
  • S
    Sana Rasheed 09 - Feb - 2022 02 Min 12 Sec 19/20
  • M
    Mehran Ali 06 - Jan - 2021 03 Min 25 Sec 19/20
  • A
    ammara shaffiq 26 - Dec - 2021 02 Min 22 Sec 18/20
  • K
    kashif mahmood 11 - Jan - 2024 02 Min 57 Sec 18/20
  • A
    Arshad Mehmood 13 - Jun - 2024 03 Min 26 Sec 18/20
  • I
    Iqra Saher 01 - Aug - 2022 01 Min 33 Sec 17/20
  • T
    Teeba Khan 16 - Jun - 2022 01 Min 53 Sec 17/20
  • S
    skyhigh 03 - Apr - 2023 02 Min 20 Sec 17/20
  • H
    Huraira irfan 22 - Aug - 2024 02 Min 29 Sec 16/20
  • S
    Saddiqa Javaid 1107-FBAS/MSCS/F21 30 - Dec - 2021 03 Min 32 Sec 16/20
  • A
    Aisha Tariq khan 30 - Dec - 2021 02 Min 49 Sec 15/20
  • A
    Ahsan 24 - Jun - 2024 05 Min 28 Sec 14/20
  • U
    Unknown 09 - Feb - 2022 10 Min 29 Sec 14/20
  • H
    Hera Malik 29 - Dec - 2021 04 Min 05 Sec 12/20

PPSC ComputerScience Chapter 19 Important MCQ's

Sr.# Question Answer
1 Which of following is not an advantage of multiprogramming.
A. Increased through out
B. Shorter response time
C. Ability to assign priories of jobs
D. Decreased system overload
2 What are the global locks.
A. They synchronize access to local resources.
B. They synchronize access to global resources
C. They synchronize access to local and global resources
D. None of above
3 In which scheduling policies context switching never takes place
A. FCFS
B. Round robin
C. Shortest job first
D. Pre empitive
4 Which command is used to know the LINUX version.
A. Uname
B. Vname
C. Iname
D. s name
5 Which command is LINUX is concerned with backup.
A. tar
B. zip
C. cpio
D. untar
6 To avoid the race condition the number of process that may be simultaneously inside the critical section is
A. 1
B. 3
C. 0
D. 12
7 In real time OS, which is most suitable scheduling scheme.
A. Round robin
B. FCFS
C. Pre-emptive scheduling
D. Random scheduling
8 Size of virtual memory depends on
A. Size of data bus
B. Size of address bus
C. Size of main memory
D. None of above
9 Which operating system reacts in the acutal time.
A. Batch system
B. Quick response system
C. Real time system
D. Time sharing system
10 Which technique is used by operating systems to execute several program concurrently by switching back and forth.
A. Partitioning
B. Multitasking
C. Windowing
D. Paging

Test Questions

Share your comments & questions here

Guest

  • No comments yet. Be the first to comment!