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 36288

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 25159

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

TCS,

2 6263

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

IBM,

5899

What is Quorum Group? and Quorum Disk?

IBM,

1 6187

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

IBM, Microsoft,

2 10116

what is the process id for kernel process?

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

8 28282

How do you use Unix for Backend Testing ?

Wipro,

1 9398

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 8014

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

Arihant,

5 22135

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

2 6383

Why do inode number start from 1 and not 0 ?

3 13881

what is ls -ltd?

HCL,

5 15879

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

10 14938

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

HCL, TCS,

1 7943

Un-Answered Questions { Unix }

What is the difference between soft link and hard link in Unix operating system ?

1043

What is umask in unix?

917

What are some common shells and what are their indicators?

1233

Is windows unix?

908

Write a command to display a file’s contents in various formats?

1214

What is Process id in unix?

1011

How to terminate a shell script if statement?

1055

What is rmdir command?

1112

What is a directory?

964

In what way the validity fault handler concludes?

986

What is unix operating system?

963

Is learning unix useful?

945

How do I create a directory in unix?

952

What is unix in simple terms?

917

What is socket address?

1022

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