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 10083

What is default permissions for others in a file?

5 8571

What is the difference between grep & find?

HCL,

3 49889

What is egrep?

2 8649

What is a pipe?

Fichtner,

18 21786

what happens when we create a file system?

1 5102

what is a profile?

1 4818

From command line how will you add a user account?

2 5827

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

1 6210

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

2 5876

What is an incremental backup?

2 5877

What is a level 0 backup?

Atos Origin,

2 11271

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

1 5881

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

IBM,

1 8550

What does the ?route? command do?

2 6606

Un-Answered Questions { Unix }

What are a shell in unix and its types?

1028

How to remove certain lines from a file in Unix?

1031

Why do we need socket programming?

925

Is mac terminal unix?

942

What unix means?

1007

What are the events done by the Kernel after a process is being swapped out from the main memory?

2686

Is tcp or unix socket faster?

898

What are the types of unix?

961

What is unix language?

950

Is unix portable?

1042

What is in grep command?

1212

Explain the unmount system calls?

994

How to make a new directory in unix?

1102

If we are terminated at the middle of the program execution in UNIX,what will happen to the program, it will continue running r terminate r the o/p will be send to your mail?

1481

Is unix free?

1000

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