Unix Commands Interview Questions
Questions Answers Views Company eMail

the difference between a soft link and a hard link?

6 12120

Give the command to display space usage on the UNIX file system.

6 11684

Explain iostat, vmstat and netstat.

CTS, Wipro,

3 22720

How would you change all occurrences of a value using VI?

4 14958

Give two UNIX kernel parameters that effect an Oracle install

Oracle,

3 10511

Briefly, how do you install Oracle software on UNIX.

2 10903

what does a process mean?

Infosys,

7 11870

what is the advaantage of each user having its own copy of the shell?

BMC, CNS, DELL, Infosys,

2307

what do you understand by 'building block primitive'?

Infosys,

2906

distinguish between paging and swapping?

Infosys,

1 6952

distinguish between user mode and kernel mode?

Infosys,

4 16851

distinguish between interrupts and exceptions?

Infosys, Wipro,

2 9166

what is virtual machine?

Infosys,

2 6158

distinguish between physical addresses and logical address?

College School Exams Tests, CTS, Infosys, SAX, TATA, TCS,

23 80036

distinguish between multi-tasking,multi-user,multi- processing and time sharing?

Infosys, Nikhil Construction,

4 36166


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Un-Answered Questions { Unix Commands }

Differentiate cmp command from diff command.

814


How do you repeat a command in terminal?

858


What does awk stand for?

807


What is the behavioural difference between cmp and diff commands?

896


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

804


What is sed awk grep?

828


Why is shebang used?

815


Which command is used to delete all files in the current directory and all its sub-directories?

962


Is there a way to erase all files in the current directory, including all its sub-directories, using only one command?

1044


hw will u use awk in replacing cahrs and files

2946


What is nr in awk command?

801


What do know about tee command?

838


What does pipe () return?

787


How does pipe () work?

795


Who command in unix?

802