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

Unix Interview Questions

Questions Answers Views Company eMail

what is the shell for dos,nt operating systems?

1 5214

what is telnet?

6 12054

How to convert a hidden file to normal visible file?

8 30692

Can a process kill itself in UNIX/or in its various versions?

2 9470

what are filters?

6 9773

what is the function of grep command?

4 12190

what does the 'tee' command do?

4 12242

what does the command 'wc' do?

4 10423

How to create hardlinks and softlinks on files?

2 9439

what does the job command do?

4 9223

what is the difference between "cron" command and "at" command?

5 47396

How to remove a crontab file?

2 7483

In Unix file permissions what does the second field denotes?

3 8098

what is the significance of "su" command?

3 9933

which command is used to change group?

5 10183

Un-Answered Questions { Unix }

How do you grep recursively?

1064

What is a socket address?

877

What does sort do in unix?

844

What is command substitution?

1283

Is it possible to create new a file system in UNIX?

1002

Is unix written in c?

760

How do you delete a file in unix?

936

Describe the responsibilities of shell in brief.

840

What are the essential features of the unix operating system?

885

Name the unix command to find how many days the server has been up.

1123

Explain what are links and symbolic links in unix file system?

940

What was unix originally written for?

888

Explain the architectural differences between user-space threads, and kernel-supported threads?

927

What are the different versions of unix?

960

What are the basic responsibilities of a shell?

1668

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