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Linux Interview Questions
Questions Answers Views Company eMail

what is difference between inetd and xinetd

2 21789

what restrict telnet for root itself but allow for other user

CA,

3 9833

how u use the iptable firewall to restrict ssh,telnet,ftp

 9 19352

what is the difference between fork and thread ? and parent and child process in fork system call?

Satyam,

3 25568

what is the difference between fork() & exec()

Subex, University Exams, Yahoo,

11 44911

Hi guys, I am working in MNC from 1 and half year as Software Engg but not in programming, its in Information Security. Now I am doing RHEL 5(Red Hat certification) to move into Linux Admin. Can anyone please give me the future scope of this field and please send me the interview questions or links to get the idea. Thanks, Sushant.

 2 6639

why do u want to join this company

HCL, Infosys, United Healthcare, Wipro,

6 22475

Working in Linux/Unix platform, if any command dose not work, say # ls reports as command not found. what to do?

 5 10196

What is trusted/untrusted operating system?

 8 14579

what is mean by system calls

Infotech,

4 14800

some one is asking my machine is slow what is your steps?

Oracle, Talent,

5 9452

My machine is running half duplex mode how to change half duplex to full duplex?

Oracle,

4 8936

what is jumbi process?

Oracle,

6 13811

what is initrd image?

IBM, Oracle,

5 17338

what is the diff b/w ext2 and ext3?

 5 10541

Un-Answered Questions { Linux }

Who owns linux?

456

What is posix in linux?

436

What are the types of shell in linux?

471

mount -r is used to mount a file in read only mode. State Whether True or False?

537

How will you suspend a running process and put it in the background?

1022




How do cpu threads work?

458

What we have to do if we do required to rotate logs without moving and creating new log file

493

What are the mv command options?

467

Which linux is best for mac?

435

What is the difference between kill and kill in linux?

768

What does cd do in linux?

655

How to Define a Socket?

1002

Suppose you try to delete a file using the rm command and the deletion fails. What could be the possible reason?

554

How TCP/IP Handles Sequencing?

1155

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

910

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