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 13345

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

6 12825

Explain iostat, vmstat and netstat.

CTS, Wipro,

3 23624

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

4 15916

Give two UNIX kernel parameters that effect an Oracle install

Oracle,

3 11259

Briefly, how do you install Oracle software on UNIX.

2 11438

what does a process mean?

Infosys,

7 13231

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

BMC, CNS, DELL, Infosys,

2548

what do you understand by 'building block primitive'?

Infosys,

3213

distinguish between paging and swapping?

Infosys,

1 7589

distinguish between user mode and kernel mode?

Infosys,

4 17778

distinguish between interrupts and exceptions?

Infosys, Wipro,

2 9897

what is virtual machine?

Infosys,

2 6723

distinguish between physical addresses and logical address?

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

23 83646

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

Infosys, Nikhil Construction,

4 37084

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Un-Answered Questions { Unix Commands }

What is the pipe command?

1188

What are reported commands?

1125

Does cp command overwrite files?

1194

What's a command word?

1171

Which command is used to kill the last background job?

1331

What is the use of the command 'ls -x chapter[1-5]' ?

1212

What is the behavioural difference between cmp and diff commands?

1280

What are some command words?

1134

What do chgrp command do?

1212

How do I find previous commands in unix?

1186

What is grep short for?

1045

How can we use grep command in unix?

1205

What is unix command line?

1248

Explain ‘system calls’ with respect to unix commands?

1093

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

1207

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