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

Unix Interview Questions

Questions Answers Views Company eMail

What is the main goal of the Memory Management?

1117

What are conditions for a machine to support Demand Paging?

994

What is page fault? Its types?

941

Name two paging states for a page in memory?

1064

What are states that the page can be in, after causing a page fault?

1024

What are the phases of swapping a page from the memory?

959

How can you get/set an environment variable from a program?

965

Is the Process before and after the swap are the same? Give reason.

1220

What are the entities that are swapped out of the main memory while swapping the process out of the main memory?

1020

What is ‘the principle of locality’?

981

What are conditions on which deadlock can occur while swapping the processes?

1126

What are the criteria for choosing a process for swapping into memory from the swap device?

1013

Is it possible to count number char, line in a file; if so, How?

1165

How does the kernel differentiate device files and ordinary files?

1028

What is a shell?

947

Un-Answered Questions { Unix }

What is the function of socket?

915

Is it possible to see information about a process while it is being executed?

1242

Describe the responsibilities of shell in brief.

891

What is alias mechanism?

880

Explain what is inode?

966

Explain mount and unmount command.

1226

What is grep family in unix?

937

Using unix command how to display no of records in oracle?

1165

Is a socket a file?

864

Is learning unix useful?

945

What are the entities that are swapped out of the main memory while swapping the process out of the main memory?

1020

What is unix and its features?

1022

What are the general commands in using unix os for a beginner?

1175

Why was unix created?

927

How many root directories exist in unix?

1013

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