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

Pls explain the raids in solaris??

1 5469

1. User gaves df -h and the system get hanged. why ? 2. what is the hardlink and softlink mount ? 3. why is portmape should be started ? 4. what is nologin option 5. how to restrict users from accessing nfs ? 6. what is the difference between cpio and tar 7. what are the kernel parameters ? how to find out it ? 8. why we use sysctl.conf ? 9. if we gives init1 from multiuser runlevel, will it affect other users who already logged in to the system ? 10. what will be the available space to use after configuering raid5 with 5 disks each having 5gb spce ?

Oracle,

2781

what is kernel parameters? where its located and how would you find it ?

Oracle,

1 7699

what is kernel panic error ? how will you fix it if you have face it after rebooting without the the help of rescue disk ?

Oracle,

2 10433

what is the difference between solaris8 and solaris9 and solaris10

IBM,

5347

What is the command to check ports active in UNIX?

Accenture, IBM,

4 13553

what these two commands prints "echo test","cat test"?

TCS, Wipro,

6 16483

What is the version of Active directory?

TCS,

2 7286

what is capability and capability based system?

3119

how to find out shared file&dir of FTP ? is there any command for find out are any other way we have? tell me with example?

IBM, NTA, Wipro,

3 7875

how to kernel protected memory?

2374

How to give root privileges without using SU/sudor ?

1 6081

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

3097

How to Create NIS Server And NIS Client? Explain With Example?

Cisco,

1 6353

How is the difference between ftp and sftp ? and explain how to create ftp server and sftp server with example ?

Bank Of America, IBM,

2 14851

Un-Answered Questions { Operating Systems }

Which sorting algorithms are in place?

895

Why do I get EPROTO from read()?

1449

How do I search for files containing specific text in linux?

758

Is sorting a math skill?

972

What is linux? How is it different from unix?

967

How to reverse a linked list iterative algorithm?

935

How can you determine the total memory used by linux?

939

Can mutex be used across process?

893

tell me something about linux commands.

1092

Differentiate between iterator and listiterator.

992

How do I copy a path to a shared drive?

1065

Will windows 10 run 32 bit programs?

796

Why do we need multithreading?

907

How do I use nslookup in linux?

1049

Does windows 10 have safe mode?

825

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