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

Windows (3805)
Linux (2255)
Unix (1304)
Solaris (894)

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

Operating Systems Interview Questions

Questions Answers Views Company eMail

What is the signal?

HP,

1 5865

What is the highest priority software interrupt?

HP,

1 6263

What is the difference in interrupt mechanism from software to hardware?

HP,

1 5298

What are the problems can stack based management in recursive calling of functions?

HP,

1 5391

What is an interrupt lattency?

HP,

1 4738

What is interrupt table?

HP,

5 9444

What is difference between synchronous and asynchronous threads and when can we use them?

HP,

2 13911

What are raw sockets?

Axis Technologies,

4 15216

What command is used to execute system calls from exe?

Axis Technologies,

3 12418

What command is used to replace the existing string with some other?

TCS,

8 23867

What are Profilers?

Axis Technologies,

1 8070

How to find the number of sockets created in your system?

CA,

1 5961

When the process is hung...what the immediate solution you will give?

CA,

1 4908

What is busy waiting?

3 32430

What has triggered the need for multitasking in PCs?

1 9051

Un-Answered Questions { Operating Systems }

Why do we need multithreading?

946

How can you run a linux program in the background simultaneously when you start your linux server?

1169

Can you still get updates for windows 7?

841

What is the difference between j std 001 and ipc a 610?

980

What is the state of the processor in windows operating system?

How do I check if a port is open linux?

1025

Tell me is there any good future for solaris?

839

In unix, what is echo used for?

1080

Does unactivated windows 10 get updates?

885

What the command used for search file or files for specific text?

949

Write the steps involved in creating and executing a program to implement the “case” command.

1042

Is .exe always a virus?

1009

What is the difference between absolute and relative path?

1120

How to reference all the elements in a one-dimension array?

1326

What are the features of windows 10 operating system?

891

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