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

How to Kill a Particular Process in windows?

Tomax,

5 12091

How to change the IP Address of the system in windows 95/98 and windows 2000 server system?

Tomax,

3 9729

What is Difference between thread and process?

AirTies, Azingo, Bloomberg, Encora, Goldman Sachs, HCL, HP, MES, Microsoft, Samsung,

28 268009

How to communicate between difference process?

HP, IBM,

2 11602

What is the best way of communication in multi process environment? ex: getting log from different applications from multi servers?

HP,

1 4761

What is scheduling and How it effects the processor efficiency?

HP,

2 5624

What is virtual memory, if OS didt have that concept What are the problems can arise?

HP,

6 16703

What is the best suited algorithm to avoid internal fragmentation?

HP,

2 9766

How to escape from external fragmentation?

HP,

2 5876

What is difference in managing processes in windows, unix, RTOS?

HP,

2757

What is the difference between mutex and semaphore?

HP, Microsoft,

14 61416

What are counting semaphores?

HP, IBM,

4 17188

which is best among semaphores and mutexes?

HP,

2 7651

which is best among pipes, queues, shared memory and why?

HP,

2 7082

What are named pipes?

HP,

3 7041

Un-Answered Questions { Operating Systems }

How do I open the registry in windows xp?

761

How do I fix the application was unable to start correctly 0xc00007b windows 7 64 bit?

713

Can treeset contain duplicates?

885

how will you find whether a quorum is up or not?

What is hard disk?

978

How do I find the start menu?

884

Define hcmos?

901

Is windows defender good antivirus?

845

Define double hashing?

899

Is binary semaphore same as mutex?

796

How do I fix error 00007b?

741

How do you separate zeros from non-zeros in an array?

913

What is a file in os?

964

What is the advantage of ssd over hdd?

906

What are the symptoms of a trojan virus?

863

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