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

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RTOS (43)
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Operating Systems General Concepts (1242)
Data Structures (2039)

Operating Systems Interview Questions

Questions Answers Views Company eMail

What is the impact of signed numbers on the memory?

990

Why do we Use a Multidimensional Array?

954

What is ‘ps’ command for?

1246

What is the significance of the 'tee' command?

1265

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

1335

What does the command '$ls | wc –l > file1' do?

1306

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

1372

Explain the steps that a shell follows while processing a command.

1292

What difference between cmp and diff commands?

1355

What is the difference between cat and more command?

1376

Write a command to kill the last background job?

1167

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

1329

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

1263

What will the following command do?

1182

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

1276

Un-Answered Questions { Operating Systems }

How do you check cyclic redundancy error?

1032

Can you run windows 95 on a modern computer?

872

Write the postfix form of the expression: (a + b) * (c - d)

1101

Is windows built on linux?

1048

Write an algorithm to show the reverse of link list?

925

How do I open programs and features in windows 10?

943

Explain how scheduling and priority works in threads?

1131

What are the types of shell in linux?

1028

Which one you will use to implement critical section?

2289

What does it mean by server error?

943

How do you copy in terminal?

1092

Can I turn off cortana?

908

Are sockets files?

939

What happens if your hard drive is corrupted?

937

For which kind of fault the page is checked first?

1013

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