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

Unix Interview Questions

Questions Answers Views Company eMail

command to display different lines that are found when compare two files?

HP,

2 7370

command to show the space allocation of files?

HP,

3 9541

command to view process running?

TCS,

8 13761

finding the presence of a word in a list of 'n' files (pattern matching)

TCS,

2 6255

unix command how to dispaly no of records in oracle?

SDF, TCS,

5 10595

how to find multiple string?

Accenture, POL,

4 10175

following two file are file a file b 110 aab 330 xxl i want the output like file a fileb 110 xxl 330 aab give solution ?

Accenture,

3 8671

how do display only hidden files in unix?

Accenture,

15 28613

How to open a Database using Unix Command Please Do Reply

Cognizant, CTS,

9 23104

how to delete entire records in unix ?

Cap Gemini,

13 28403

what is the time for incident, problem and change management tickets?

CGI,

2976

how to raise a suncase?pls explain step by step?

CGI,

2692

hw will u use awk in replacing cahrs and files

3294

I want to invest in learning things that will get me good jobs in future. But wondering if Unix knowledge is something that is a MUST have or is it better to do any Data-warehouse tool (cognos, Qclik view, ETL etc..). Please suggest me.

2391

How to see unused port number in Solaris?

HCL,

2 12879

Un-Answered Questions { Unix }

How do you make programs portable on unix and dos under such circumstances?

1056

What is buffer header unix?

930

How do I delete files older than 2 days unix?

1013

How do I clear my terminal history?

1228

Which mode executes the fault handler?

1098

What does pipe () return?

1124

What is ctrl d?

1151

What do you mean by unix operating system?

953

How do I run a bash script?

1232

Why do we need socket programming?

920

What does a pipe(|) do?

962

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.

5139

What is “chmod” command?

1236

How to find the path in unix?

1091

Differentiate multiuser from multitask.

1054

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