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

Explain about paged segmentation and segment paging?

3 29897

While running DOS on a PC, which command would be used to duplicate the entire diskette?

4Cplus,

2 12281

What are threads?

4 10353

What are the main families of threads?

1 7034

what is Context switch?

6 16102

What is Critical section?

TCS,

13 44080

Protection boundary??

1 6280

what is Scheduling?

Hexaware,

3 9073

What are the different kinds of threads?

Ericsson, Fashion Technology,

3 15990

what are the Architectural differences between User-space threads, and Kernel-supported threads.

1 7146

what are the Performance differences between User-space threads and Kernel-supported threads.

1 7437

When should we use thread-safe "_r" library calls?

2 8701

What operating systems provide threads?

5 7722

Name key files or directories on a Windows system that should always be backed up.

2 8510

What are FSMO Roles? List them

Brigade, IBM, Microland, SID, TCS, Wipro,

10 70094

Un-Answered Questions { Operating Systems }

What is the difference between safe mode and normal mode?

877

Why do people use linux?

858

Is set sorted?

952

What is pattern matching in unix?

923

How do I reboot?

848

What is the difference between concurrency and parallelism?

990

What is the family trees and connection by clause?

888

What are the pros/cons of select(), non-blocking I/O and SIGIO?

1357

What do you mean by spanning tree?

1100

Why do we use insertion sort?

848

Write a data structure for a queue.

1223

How do I run a shell script in unix?

1004

Is a directory unix?

882

Is mac same as linux?

1104

Which windows 10 is best for laptop?

897

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