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.

1274

What is the fork() system call?

977

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

883

Explain the method of changing file access permission?

1000

What are the pros of executing processes in the background?

913

What is the ‘nohup’ in unix?

991

Can you explain what does the kernel do?

965

What is alias mechanism? Explain.

1037

Enlist common shells with their indicators.

1084

Name the key features of the korn shell.

1041

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

918

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

940

How would you display the last line of a file?

957

Explain file system in unix.

1024

Differentiate swapping and paging.

932

Un-Answered Questions { Unix }

What is a parent directory in unix?

960

What is ant_build.sh? Have u seen that file?

2374

What is inode in unix operating system?

985

What is fork()?

1096

Which command is used to copy files?

1243

What is .sh file?

1255

Differentiate swapping and paging.

932

What is the difference between read() and recv()?

2014

How do I search for text in vi?

1096

What are the three major components of any unix system?

881

Explain different types of Unix systems.

1002

Why sockets are used?

932

What is the use of find command in unix?

1207

What is hardlink and softlink in unix?

1036

What does a pipe(|) do?

962

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