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 9980

What is default permissions for others in a file?

5 8397

What is the difference between grep & find?

HCL,

3 49737

What is egrep?

2 8552

What is a pipe?

Fichtner,

18 21328

what happens when we create a file system?

1 5024

what is a profile?

1 4744

From command line how will you add a user account?

2 5741

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

1 6151

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

2 5785

What is an incremental backup?

2 5737

What is a level 0 backup?

Atos Origin,

2 11159

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

1 5798

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

IBM,

1 8478

What does the ?route? command do?

2 6481

Un-Answered Questions { Unix }

What is unix and why it is used?

1006

What is pipe command in unix?

1307

How is windows different from unix?

972

Why unix is secure than windows?

980

What exactly is a socket?

938

How to find out what processes are running in the background in unix?

978

What is the condition required for dead lock in unix system?

964

Why sockets are used?

888

How to compare two text files in unix?

1002

What is alias mechanism?

880

What is piping?

943

How to terminate a shell script if statement?

1051

Explain what is the process id for kernel process?

997

Who command in unix?

1145

What does the metacharacter mean?

1139

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