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

Unix Interview Questions

Questions Answers Views Company eMail

How to put a job in background & bring it to foreground?

3 9989

What is default permissions for others in a file?

5 8421

What is the difference between grep & find?

HCL,

3 49758

What is egrep?

2 8563

What is a pipe?

Fichtner,

18 21380

what happens when we create a file system?

1 5033

what is a profile?

1 4756

From command line how will you add a user account?

2 5752

Name key files or directories on a UNIX system that should always be backed up?

1 6155

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

2 5797

What is an incremental backup?

2 5754

What is a level 0 backup?

Atos Origin,

2 11176

What steps are required to perform a bare-metal recovery?

1 5808

What are the main differences between Apache 1.x and 2.x?

IBM,

1 8482

What does the ?route? command do?

2 6495

Un-Answered Questions { Unix }

How do I use grep to find a file?

1120

What are the bits that support the demand paging?

1001

What do chown command do?

1205

What is the difference between a socket and a port?

884

What is merge command in unix?

1518

What is the command to find maximum memory taking process on the server?

1230

Is unix a coding language?

894

Is grep faster than awk?

1053

Write down some common shells with their indicators?

1087

What is the purpose of socket?

922

What are drawbacks of ssh v2?

986

What is socket address with example?

864

What are hidden files in unix?

999

What does cp mean in unix?

869

Differentiate cmp command from diff command.

1181

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