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

Unix Interview Questions

Questions Answers Views Company eMail

Which mode is used for allowing file write,read and append mode?

BitWise, TM,

9 21625

Which Command is Used for temprary switch User?

BitWise, IBM,

5 18088

What is use of sed command?

BitWise, Infosys, Reliance,

12 31883

What is the difference between windows environment and Unix environment ?

Oracle,

8 14532

How can u doing testing in Unix environment ?

TCS,

2 9855

hi.when will u come to klnce 4 campus interviews??/

2445

Give the command to display space usage on the UNIX file system.

16 34481

What is the difference between Shell Programming and Shell scripting?

HCL, TCS, Wipro,

10 41040

HOW DO CREATE A NFS FILE SYSTEM

Mind Tree,

4 13104

how unix kernel distinguishes between a normal file and device file ?

Google, IBM, McAfee, Vodafone,

7 19293

what will this do $cat > file.c ?(file.c is a file in current directory)

IBM,

20 25473

what will be the output of ls ~/..

ABC,

27 30753

what is diff between command and utility in unix

3 8565

differentiate between named & unnamed pipe.

Cisco, IIT, ISEC,

11 92787

what is exact definition of operating system?

13 19623

Un-Answered Questions { Unix }

What are the hidden files in unix?

1032

What is grep|sort give example?

846

Which command will print your home directory on screen?

1041

Can you explain what does the kernel do?

879

Is ios based on unix?

886

What is unix and its components?

917

Which command is used to copy files?

1128

What is active unix domain sockets?

860

What are system variables in unix?

1091

How would you kill a process?

987

Explain how and when a DNS request is solved when a user tries to surf to the site www.abcdeg.in .Assume the user machine uses a local name server and sits on another network other than www.abcdef.in.

4994

How old is unix?

869

What is the size of time_t?

1162

How can you see the command line history?

1087

Is used to create ordinary files on any unix system?

913

For More Un-Answered { Unix } Questions Click Here