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

Unix Interview Questions

Questions Answers Views Company eMail

if we create a file, in that 10 rows(means 1,2,....9,10 like). i want 7 row exactly, which command use in unix? plz send this question.

TCS,

28 37110

Hi All, Can you please let me know how to grep for a particular pattern in unix. I want to print the dates from the file exp.txt. the date pattern is DD:MM:YYYY, I just want to print all the dates from the file exp.txt.

Concentrix, IBM, Symantec, TCS,

8 25421

how to edit the network interface device type in container(zone) in solaris 10?

TCS,

2 6351

What is the procedure to configure MC/SG Cluster services in HP-UX 11i v3 OS Environment?

IBM,

5953

What is Quorum Group? and Quorum Disk?

IBM,

1 6252

What is procedure to configure Mirror rootvg in HP-UX?

IBM, Microsoft,

2 10206

what is the process id for kernel process?

IBM, ITI, Military Engineer Services, Remo, TATA,

8 28547

How do you use Unix for Backend Testing ?

Wipro,

1 9474

1)How to schedule a job,that will periodically execute in second by crontab? 2)I know only second specific time to execute the job. like 10 10 * * * sleep 40&&ps -l>/dev/pts/1 It will execute at 10:10:40 AM but do not know how to execute 15 second,30 second so on at 10:10 am.

Qwest,

3 8106

c program to implement the unix or linux command to implement ls -l >output.txt

Arihant,

5 22320

What is the difference between a shell variable that is exported and the one that is not exported?

2 6490

Why do inode number start from 1 and not 0 ?

3 13992

what is ls -ltd?

HCL,

5 16061

what is the command to print last 8 lines of any text file.

10 15170

How to install scsi driver in unix? give me explanation clearly?

HCL, TCS,

1 8004

Un-Answered Questions { Unix }

What does the “echo” command do?

1191

How do you delete a file in unix?

1026

What is the use of unix?

1039

What uses unix?

1002

Is windows 10 unix based?

979

What is the use of find command in unix?

1207

what is wrong with this interactive shell script?

1022

What are the pros/cons of select(), non-blocking I/O and SIGIO?

1405

What are the types of sockets?

969

What is tilde unix?

1082

What is grep and how do you use it?

1163

What does unix like mean?

990

What are the main features of unix?

1625

What does af mean in sockets?

988

What does 'mkdir' command do in UNIX?

1365

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