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 13143

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

6 12600

Explain iostat, vmstat and netstat.

CTS, Wipro,

3 23488

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

4 15768

Give two UNIX kernel parameters that effect an Oracle install

Oracle,

3 11148

Briefly, how do you install Oracle software on UNIX.

2 11357

what does a process mean?

Infosys,

7 13002

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

BMC, CNS, DELL, Infosys,

2513

what do you understand by 'building block primitive'?

Infosys,

3173

distinguish between paging and swapping?

Infosys,

1 7509

distinguish between user mode and kernel mode?

Infosys,

4 17630

distinguish between interrupts and exceptions?

Infosys, Wipro,

2 9776

what is virtual machine?

Infosys,

2 6637

distinguish between physical addresses and logical address?

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

23 82981

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

Infosys, Nikhil Construction,

4 36923

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Un-Answered Questions { Unix Commands }

What does awk stand for?

1041

What is the comma to show the space allocation of files?

1025

What command is used to switching between users in unix?

1034

What does the command ' $who | sort –logfile > newfile' do?

1245

What command is used to check the current users?

1077

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

1023

What is sed awk grep?

1079

What is awk command used for?

1145

Enumerate some of the most commonly used network commands in unix?

1118

Why is grep called grep?

1239

How do I use nslookup?

1055

What is unix command line?

1189

How is the command '$cat file2 ' different from '$cat >file2 and >> redirection operators ?

1268

What is unix command?

1208

What is the command to find hidden files in the current directory?

1152

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