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

Unix Interview Questions

Questions Answers Views Company eMail

What is a filesystem?

3 6474

in UNIX,How do you check for processes started by particular user suppose the user name is 'suresh'?

6 12462

in UNIX,How to copy file into directory?

5 11000

in UNIX,what is the command to remove directory with files?

10 20786

What is the difference between internal and external commands?

BPL, DOEACC, Engro, Kuvempu University, NIIT, TCS,

13 79703

What is the difference between > and >> operators?

6 17330

How many VI editor modes do you know?

Infosys,

8 16640

What scripting languages do you know?

1 4794

What are setuid/setgid in relation to file permissions?

Cap Gemini, IBM,

2 11046

What does mknod do? What?s a named pipe?

Datamatics,

1 8966

What is an inode?

8 20450

What does init do? What does inetd do?

1 8188

What are threads?

4 10198

What are the main families of threads?

1 6926

what is Context switch?

6 15859

Un-Answered Questions { Unix }

Can multiple sockets use the same port?

826

What are the advantages and disadvantages of unix operating system?

983

Is a form of interprocess communication in unix?

926

What is the architecture of unix operating system?

888

What is fork()?

989

What does 'mkdir' command do in UNIX?

1259

Define a process group.

874

How do I delete files from command prompt?

1165

What do know about tee command?

1118

Suppose I have one column with data smithjohnmichale the o/p should be smith,john, michale how we do in unix?

824

What is the procedure to configure MC/SG Cluster services in HP-UX 11i v3 OS Environment?

5859

Name the data structure used to maintain file identification?

957

If your server is running on Unix and one of the sessions are keep on running without loading any data. how would you kill it?

1060

What is hardlink and softlink in unix?

940

Explain command to show the space allocation of files?

1083

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