Unix Interview Questions
Questions Answers Views Company eMail

In detail elaborate the system? What is driver?

BMC,

1652

What is mutex?

BMC,

2 8731

What is virtual memory?

BMC,

2 7595

how will u execute a file in unix

QA,

8 17052

how many types of file in unix?

MNC, TCS,

34 42847

in unix how to change old name to new name

5 8048

what is the use of the hidden files?

3 9031

does the stat() function call use the inode of the file to generate the information about a file? what is inode mostly used for?

HP,

1 4117

who to change the duplex setting of network interface in command line

1 6674

What is FIND, GREP and SED ? Could you please give me the difference between all the three? Where we use this commnands?

Deloitte, Polaris,

6 20924

Why we are using UNIX OS when we are doing the testing in our application?

IBM,

5 10190

What is Mac, and how is it different from PC? Which one is better for professional users, and why

Evolving Systems, IBM,

1 4257

How to setup sudo, only can use for particular date & time only ( for solaris10 )

ups,

1 3948

What do you mean by zambie process?

6 10919

What is the functions of zambie process?

3 7591


Un-Answered Questions { Unix }

What do you understand by the term single user system?

531


Is windows unix based?

493


Is there any advantage to handling the signal, rather than just ignoring it and checking for the EPIPE error? Are there any useful parameters passed to the signal catching function?

1022


What is “chmod” command?

550


What is c shell in unix?

452






How does unix operating system works?

504


What are three main elements of unix operating system?

452


What's better 6pt or 12pt sockets?

460


What are internal and external commands in unix?

439


How to null a file in unix?

611


Explain ‘system calls’ with respect to unix commands?

581


What is unix environment?

475


What exactly is a socket?

511


. Using sed and grep, write a command which lists files and directories with following properties: (i) created in 1999 (ii) with user's as owner and group

2178


Why is grep called grep?

752