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 21622

Which Command is Used for temprary switch User?

BitWise, IBM,

5 18088

What is use of sed command?

BitWise, Infosys, Reliance,

12 31878

What is the difference between windows environment and Unix environment ?

Oracle,

8 14524

How can u doing testing in Unix environment ?

TCS,

2 9852

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

2444

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

16 34473

What is the difference between Shell Programming and Shell scripting?

HCL, TCS, Wipro,

10 41031

HOW DO CREATE A NFS FILE SYSTEM

Mind Tree,

4 13100

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

Google, IBM, McAfee, Vodafone,

7 19288

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

IBM,

20 25467

what will be the output of ls ~/..

ABC,

27 30737

what is diff between command and utility in unix

3 8560

differentiate between named & unnamed pipe.

Cisco, IIT, ISEC,

11 92778

what is exact definition of operating system?

13 19618

Un-Answered Questions { Unix }

What are data structures that are used for Demand Paging?

950

Explain what are threads?

999

Why is awk called awk?

1028

For which kind of fault the page is checked first?

909

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

1120

What does this command do? Cat food 1 > kitty

1536

What is ctrl d?

1054

What is wild-card interpretation?

1006

How to display the contents of a file?

1018

Explain what are links and symbolic links in unix file system?

938

What does cp mean in unix?

812

How do I find previous commands in unix?

1137

What is delayed write in unix?

889

How do you kill a process in unix?

888

What is alias mechanism? Explain.

938

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