Unix Interview Questions
Questions Answers Views Company eMail

What is the difference between NFS 3 and NFS 4? What are new features added in NFS4?

ComNet,

3 19465

If JFS file system is 100% full how we can increase the file system ?

3 6466

What is shrinking file system in AIX where it actually resides?

1845

when we installing aix os the ssh installed default?

2 4463

Where LOG fiels resides in AIX and pls tel me how to remove the log file

Vestas,

6 8647

How to write the program on full-duplex communication using 2 FIFOs

4814

What will be the result if we run the command #find /tmp - mtime -2 and #find /tmp -mtime +2

Steria,

6 10967

How can I protect my process from others to kill

Infotech,

3 9606

write grep commands to select the lines that have exactly two characters

PSI Data Systems,

8 22265

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

Wipro,

6 8966

How to check the flavor of UNIX?

HCL, Syntel,

8 23688

use of ls command

9 12005

29. How to display top 10 users Who | head -10 | wc –w

TCS,

4 10134

1-how will you display a file whose name is starting with '- '? 2-how will you add a patten at end of every line in vi editor?

7 8547

in a growing log file how will you see the 1st 99 lines?

7 9295


Un-Answered Questions { Unix }

What are the features of unix?

464


Explain the method of changing file access permission?

522


Explain about shell aritmetic operators and functions?

553


How unix is used?

460


Is a socket a file?

463






What are the types of unix?

476


Name the data structure used to maintain file identification?

544


What is ant_build.sh? Have u seen that file?

1795


How to null a file in unix?

611


Explain the unmount system calls?

511


How do you change directories in unix?

493


What are my options if I want to turn on security with a non-root server ID in a UNIX® environment?

524


List some of the frequent shells used in unix along with their indicators?

480


How is unix different from other operating system?

467


Name the various commands that are used for the user information in unix.

515