Operating Systems Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Windows (3805)
Linux (2255)
Unix (1343)
Solaris (894)

RTOS (43)
Bulnex (4)
Operating Systems General Concepts (1242)
Data Structures (2039)

Operating Systems Interview Questions

Questions Answers Views Company eMail

What are the different job scheduling in operating systems?

B-Ways TecnoSoft,

1016

Draw the states of a process in an OS.

GrapeCity,

1136

What do you mean by a semaphore?

Flextronics,

1177

Describe horizontal scalability and vertical scalability.

Tech Mahindra,

1100

How i can repair File Allocation Table?

HCL,

1109

What do you mean by threads in Operating System?

EXL, HCL,

1159

What are the different types of semaphores?

Axtria,

1109

What is the shortest definition of os?

Infosys,

1093

Differentiate between swapping and paging.

Tech Mahindra,

1134

Who does the memory management in operating system?

1020

Explain 32 bit application/OS vs 64 application/OS?

MCN Solutions,

943

Explain any program using Semaphores.

Huawei,

1185

Tell me about virtual memory?

Honeywell, Zomato,

1030

Describe Inter Machine Communication?

MaxSolPro,

1188

What is Real Time Operating System (RTOS)? What are the advantages of RTOS?

Ciena,

1123

Un-Answered Questions { Operating Systems }

How do I know if my windows 10 driver is corrupted?

826

How do you fix the blue screen of death windows xp?

808

Write a script that prints out date information in this order: time, the day of week, day number, month, year(sample output: 17:34:51 pdt sun 12 feb 2012)

1222

What key combination can you press to suspend a running job and place it in the background?

852

How do I fix steam exe error?

1025

How do you find out the processes that are currently running or a particular user?

852

What is c shell in linux?

872

What does umask 077 mean?

990

Can I delete windows installer files?

869

What is architecture of unix operating system?

927

Discuss some of the reasons for implementing process migration ?

3283

Is it possible to use shortcuts for a long pathname?

885

What is the gcc command?

1009

What is ipc a 600?

997

How do you delete everything off your computer windows 7?

819

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