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

Linux Commands Interview Questions

Questions Answers Views Company eMail

I want to see how many interfaces(ethernet cards) are working using single command?

8 12574

I want to built a fire wall using iptables. My condition is " inbound to 192.168.0.2 with a port of 80 from 172.168.0.1 should accept"

NetEnrich,

6 13134

I know ssh, telnet, dns,apache all are worked on TCP/UDP but i want to know any one service which are working on UDP only?

Wipro,

10 16113

Q. If we transfer 100 files by ftp to remote server, how to know the files are successfully transfer or some file are not transferred ?

IBM, IMB,

6 14585

difference between nfs soft and hard mouniting points?

Oracle,

5 15931

what are the linux boot files?

CSS, Wipro,

9 31159

what is the command for finding the higest memory occupied file in linux?

IBM,

9 21700

what is the command to uninstall processes in linux?

Aegon, HCL, IBM, Ugam Solutions,

17 31917

in redhat Linux wat is the command to check at ahich date and time file was created?

16 23181

what is ldd?

IBM, Magnum, TCS, Tech Mahindra,

7 17151

How can we see the default gateway ip ini linux.

6 11536

What is the command to see all the processes are working in the last 30 days?

9 14402

What is the command to see the installed rpm's in the linux system.

4 9262

Explain about kernel file in linux?

7 11304

What are the files to be used in the network installation of linux os?

4 9336

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Un-Answered Questions { Linux Commands }

Which command is used to uncompress gzip files?

1154

What does kill in linux?

993

What is history command in linux?

1082

If the programmer wishes to execute an instruction at the specified time. Which command is used?

1425

How do I check my cpu cores?

1011

What does touch do in linux?

981

What command can you use to make a tape archive file of a /home directory and send it to the /dev/tape device?

1049

What are two functions the move mv command can carry out?

1084

What are the basic dos commands?

1066

What is makefile target?

1045

How does mkdir work in linux?

1224

Brief about the command ff?

1083

Explain about communication features in UNIX?

1081

Why is linux cpu usage so high?

1053

How do I check terminal history?

999

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