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

Windows (3805)
Linux (2255)
Unix (1304)
Solaris (894)

RTOS (43)
Bulnex (4)
Operating Systems General Concepts (1242)
Data Structures (2039)

Operating Systems Interview Questions

Questions Answers Views Company eMail

How do you change permissions under linux?

1 1131

What is the command to calculate the size of a folder?

1 1103

What is the pwd command?

1 1070

What is grep command?

1 1007

Write a command that will look for files with an extension "c", and has the occurrence of the string "apple" in it.

1 1803

What could be the problem when a command that was issued gave a different result from the last time it was used?

1 1300

How do you execute more than one command or program from a single command line entry?

1 1035

How does case sensitivity affect the way you use commands?

1 1217

Write a command that will display all .txt files, including its individual permission.

1 2854

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

1 1232

How does the system know where one command ends and another begins?

1 2336

Differentiate cat command from more command.

1 1234

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

1 1475

What does this command do? Cat food 1 > kitty

1 1656

Write a command that will output the sorted contents of a file named in.txt and place the output in another file named out.txt, while at the same time excluding duplicate entries.

1 2639

Un-Answered Questions { Operating Systems }

When will the next windows os come out?

883

What is the latest android operating system?

1063

Can you declare an array without assigning the size of an array?

1196

What is the current version of windows 10?

933

what is the gate of ftp server in redhat linux?

1986

How can you edit a large file without opening it in unix?

972

can any one send me one project on linux ...?

2845

What is the next windows after 10?

939

How does registry work wedding?

879

What is the latest version of google browser?

1198

How much does a copy of windows 10 cost?

890

“int a[] = new int[3]{1, 2, 3}” – This a legal way of defining the arrays?

1271

Can anybody send me Excel tips and improtant formul...... please.

2101

what's the latest ram lunch?

2717

What are the differences between FTP , NFS , SAMBA servers explain separately.

1325

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