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

Unix Interview Questions

Questions Answers Views Company eMail

Explain mount and unmount command.

1227

What is the fork() system call?

940

What are the possible return values of kill() system call?

848

Explain the method of changing file access permission?

963

What are the pros of executing processes in the background?

879

What is the ‘nohup’ in unix?

926

Can you explain what does the kernel do?

928

What is alias mechanism? Explain.

990

Enlist common shells with their indicators.

1036

Name the key features of the korn shell.

996

Explain the following statement, “it is not advisable to use root as the default login.”

888

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

901

How would you display the last line of a file?

921

Explain file system in unix.

980

Differentiate swapping and paging.

888

Un-Answered Questions { Unix }

How many types of files are there in unix?

993

How to create files in unix?

965

Can multiple clients connect to same socket?

904

What are the main features of unix operating system?

963

How to print/display the last line of a file in Unix?

1069

How to find $ai_serual resolved path by using unix

1760

How to display no of records in oracle using unix command?

1175

Explain a zombie?

1050

What does pipe () return?

1078

What does the “echo” command do?

1157

How is windows different from unix?

972

What is daemon?

1042

How to stop an infinite loop in unix?

951

What is file structure in unix?

927

Whats the difference between select() and poll()?

1646

For More Un-Answered { Unix } Questions Click Here