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 findout particular file in the backup tape with the help of ufsdump

IBM,

2 5542

how to findout particular file from the backup tape with the help of ufsrestore

IBM,

2 7210

What is the difference between windows environment and Unix environment ?

Oracle,

8 14786

How can u doing testing in Unix environment ?

TCS,

2 9968

can you create con folder in windows, if not why?

3 7181

Which RTOS supports Non-Preemptive scheduling ? Why other scheduling methods are supported by such Oses?

Elico,

1 13526

What is the difference b/n any GPOS and RTOS?Give suitable examples or characteristic of RTOS to support your answer. What changes can be done in a GPOS to make it work like a RTOS? What basic features will you support, if you have to design a RTOS?

Bosch, Emulogic, L&T, Qualcomm,

8 31006

What is the difference between a process task and threads and what are the things that are acquired by the child process from the parent process

5 19255

I have first installed windows in my system.then i intalled linux, i am able to get the OS selection menu. later i got a problem with os , again i reinstalled windows os, now i am not able to see to os selection screen,how to get it again.

4 5926

in windows os selection screen file is with boot.ini where as in linux which file contains selection screen

1 3866

hi.when will u come to klnce 4 campus interviews??/

2486

how to run the boot loader in the linux.......

5 10214

Give the command to display space usage on the UNIX file system.

16 35069

what are Softirq's and how many major numbers be allocated in the linux kernel(2.4) ?

1 6423

1.I want to change runlevel but the Users shall not be disturbed?how? 2.Disk have 5gb disk utilization even though files unable to create, why? 3.what are the internal and external command in linux? 4.sar command o/p? 5.how list the open files? 6.what is kernel compiling? 7.How do u See complete configuration in ur system? 8.how will u make a daily updates with cron daily? 9.which port is associated with ttys0? 10.specific some problems linux admin(if u are linux admin)faced and how did u overcome it?

IBM, TCS,

10 21265

Un-Answered Questions { Operating Systems }

Is windows going to be subscription based?

774

What is run dll on my computer?

920

Will mac programs run on linux?

870

What is windows daemon?

1111

If a volume group named vg0 already exists and we need to extend this volume group up to 4gb. How will you do it?

845

Can a hard drive last 10 years?

883

What is a binary search tree? Explain with example?

912

i installed clustering packages.When i try to run it getting LUCI error...what is it..??

2373

What causes a corrupt operating system?

930

What is a minimum spanning tree?

1066

What is difference between kernel and os?

1043

Is go garbage collected?

962

Who developed unix operating system?

937

How to stop a process running in linux?

977

What is semaphore and types?

885

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