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 5398

what is telnet?

6 12611

How to convert a hidden file to normal visible file?

8 31386

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

2 9730

what are filters?

6 10175

what is the function of grep command?

4 12519

what does the 'tee' command do?

4 12599

what does the command 'wc' do?

4 10724

How to create hardlinks and softlinks on files?

2 9645

what does the job command do?

4 9563

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

5 47917

How to remove a crontab file?

2 7734

In Unix file permissions what does the second field denotes?

3 8361

what is the significance of "su" command?

3 10203

which command is used to change group?

5 10590

Un-Answered Questions { Unix }

What is buffer header unix?

933

What does awk stand for?

1143

What is unix and its features?

1067

What are the four components of the unix file system?

963

How do I grep multiple patterns in unix?

1071

What are the advantages of unix operating system?

1043

Tell me when should we use thread-safe "_r" library calls?

943

What is positional parameters in unix?

1116

How can we use grep command in unix?

1263

Which language is used in unix?

951

What are drawbacks of ssh v2?

1035

What are the advantages of unix?

1084

How to null a file in unix?

1218

Suppose I have one column with data smithjohnmichale the o/p should be smith,john, michale how we do in unix?

925

why unix commands simpler rather than complex task

4469

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