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

Unix Commands Interview Questions

Questions Answers Views Company eMail

the difference between a soft link and a hard link?

6 13119

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

6 12572

Explain iostat, vmstat and netstat.

CTS, Wipro,

3 23472

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

4 15760

Give two UNIX kernel parameters that effect an Oracle install

Oracle,

3 11141

Briefly, how do you install Oracle software on UNIX.

2 11344

what does a process mean?

Infosys,

7 12968

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

BMC, CNS, DELL, Infosys,

2509

what do you understand by 'building block primitive'?

Infosys,

3173

distinguish between paging and swapping?

Infosys,

1 7489

distinguish between user mode and kernel mode?

Infosys,

4 17612

distinguish between interrupts and exceptions?

Infosys, Wipro,

2 9768

what is virtual machine?

Infosys,

2 6625

distinguish between physical addresses and logical address?

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

23 82905

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

Infosys, Nikhil Construction,

4 36905

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Un-Answered Questions { Unix Commands }

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

1344

How do you repeat a command in terminal?

1159

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

1090

What does touch command do in unix?

1348

What is the difference between cat command and more command?

1130

What does pipe () return?

1031

What is grep r?

1047

What is the use of tee command?

1083

What is the command to find maximum memory taking process on the server?

1155

What is merge command in unix?

1450

How do I search a whole word in vim?

1132

What is rmdir command?

1051

What do chmod, chown, chgrp commands do?

1229

What is awk used for?

1085

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

1160

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