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 process states in Unix?

11 28183

What is a Daemon?

3 10360

What Happens when you execute a command?

3 13239

What is an advantage of executing a process in background?

2 17732

How do you execute one program from within another?

4 12036

What is IPC? What are the various schemes available?

5 20452

What is major difference between the Historic Unix and the new BSD release of Unix System V in terms of Memory Management?

1 4695

What is the difference between Swapping and Paging?

IBM,

4 54475

What is a Map?

2426

What is a Region?

1 4366

What are the events done by the Kernel after a process is being swapped out from the main memory?

2616

What do you mean by u-area (user area) or u-block?

6 27194

What is Fork swap?

Infosys, SSI Small Scale Industries,

1 4904

What is Expansion swap?

KISSI,

1 7942

What are the processes that are not bothered by the swapper? Give Reason.

1 4591

Un-Answered Questions { Operating Systems }

What is a class user?

962

What does windows problem reporting do?

732

What is the best free operating system?

1008

What do cpu threads do?

869

Is there still a free version of windows 10?

860

What is ssh? How to connect to a remote server via ssh?

930

How to get the nth word of a line in Unix?

1044

What is the equivalent of dll in linux?

856

How you can view the text file using terminal?

789

What does tr H do in unix?

1043

What is fcfs?

1062

Define 2-3 tree?

964

Explain Array of pointers?

967

what is difference between milestone and run-levels in Solaris ?

3093

What is stack and queue in data structure?

927

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