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 procedure to configure Mirror rootvg in HP-UX?

IBM, Microsoft,

2 10258

what are the reasons of rebooting the system?

HCL, HP, Mphasis,

11 19774

Is there any specific way to identify whether a data transfer done is a DMA(Direct Memory Access) transfer, thereby seeing the code snippets?

2011

Assume there is a global variable & a static global variable.Both gets memory allocated from the data segment. Then how does the visiblity of static global varible gets limited to the file alone (in which it gets declared) ???

Wipro,

2 11317

what is the process id for kernel process?

IBM, ITI, Military Engineer Services, Remo, TATA,

8 28725

what is the difference between user APIs and kernel system calls ?

NetApp,

1 9561

what are different ways the context switch happens from user to kernel space or vice-versa ?

Alcatel,

1 2750

Boot sequence of linux on embedded platform

NetApp,

1 3377

in solaris 10 nfs4 version is using ..in that any new daemons are available or not

2 5549

What is Domain?

4 7255

I am write dvd from dvd writer but problem is not write dvd only write cd . i try to writing data 3 g.b in dvd , dvd is ok ,dvd writer is ok, all sevices is ok , Find out the problem ?

2 4972

How do you use Unix for Backend Testing ?

Wipro,

1 9520

what are the run levels that are used in solaris10?

TCS,

10 14921

what are the bootable files in windows XP

10 14372

if /etc/system file file got deleted how you will regenerate from ok prompt ? in solaris and if and /etc/inittab file got deleted how you will regenerate from ok prompt and if both files got deleted how you will regenerate from ok prompt

Wipro,

3 8945

Un-Answered Questions { Operating Systems }

What is the latest windows operating system?

1046

what's the latest ram lunch?

2720

When will the next windows os come out?

885

What sort of serious problems have you experienced, and how have you handled them?

1020

What is the next windows after 10?

946

what is the gate of ftp server in redhat linux?

1990

What are the differences between FTP , NFS , SAMBA servers explain separately.

1326

What does it cost to upgrade to windows 10?

918

How can you edit a large file without opening it in unix?

974

How much does a copy of windows 10 cost?

892

How much does it cost for a copy of windows 10?

864

What is the most powerful processor?

1075

What is the current version of windows 10?

941

Can you declare an array without assigning the size of an array?

1204

Can anybody send me Excel tips and improtant formul...... please.

2105

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