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 36406

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 25197

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

TCS,

2 6279

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

IBM,

5901

What is Quorum Group? and Quorum Disk?

IBM,

1 6199

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

IBM, Microsoft,

2 10129

what is the process id for kernel process?

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

8 28326

How do you use Unix for Backend Testing ?

Wipro,

1 9409

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 8027

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

Arihant,

5 22160

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

2 6403

Why do inode number start from 1 and not 0 ?

3 13893

what is ls -ltd?

HCL,

5 15903

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

10 14977

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

HCL, TCS,

1 7949

Un-Answered Questions { Unix }

How do you start and stop services in unix without using admin console?

1052

How to get the n-th field from a Unix command output?

995

what is output mkvg pvname

2218

Explain what are the system calls used for process management?

965

What is the functionality of a top command?

1117

Is unix a network operating system?

936

Is unix only for supercomputers?

893

What are the types of unix?

924

List a few significant features of unix?

1074

Explain how to use grep command to list find the records of a file containing 10 different strings?

1082

What is wild-card interpretation?

1059

What is the full form unix?

983

What is the condition required for dead lock in unix system?

984

What is unix shell scripting used for?

931

What are the four components of the unix file system?

923

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