Unix Interview Questions
Questions Answers Views Company eMail

fork in unix ?

BFL,

4 10470

in unix profile contains

BFL,

1 8771

in unix echo is used for

BFL, BirlaSoft, Patni,

10 26321

The UNIX shell is.... a).does not come with the rest of the system b).forms the interface between the user and the kernal c) does not give any scope for programming d) deos not allow calling one program from with in another e) all of the above

IBM,

2 12933

The very first process created by the kernal that runs till the kernal process is haltes is

IBM,

6 16642

The command grep first second third /usr/you/myfile a) prints lines containing the words first, second or third from the file /usr/you/myfile b) searches for lines containing the pattern first in the files second, third, and /usr/you/myfile and prints them c) searches the files /usr/you/myfiel and third for lines containing the words first or second and prints them d) replaces the word first with the word second in the files third and /usr/you/myfile e) None of the above

IBM,

4 14065

interprocess command in unix be achieved by a)pipes b)messages c)semaphores d)shared memory e)all

Mascot,

2 7488

In Unix inter process communication take place using?

TCS,

3 8891

What are the files in /etc directory?

TCS, Wipro,

6 14606

process id for kernell process?

TCS,

4 9319

very first process created by kernell?

TCS,

4 9787

fork()?

TCS,

2 7461

what is the name os the first os and tell me the year when it was discovered

Qiscet,

1 3469

How do you list the files in an UNIX directory while also showing hidden files?

4 7562

How do you execute a UNIX command in the background?

2 6042


Un-Answered Questions { Unix }

Explain c program to implement the unix or linux command to implement ls -l >output.txt?

572


How do you kill a job in unix?

669


What do you understand by the term kernel?

705


What does cd mean in unix?

681


What is grep|sort give example?

687


What does awk stand for?

787


How to check logs in unix?

765


What are the types of sockets?

664


What does the command '$ls | wc –l > file1' do?

888


What does 'mkdir' command do in UNIX?

891


How does a socket work?

629


what is output mkvg pvname

1901


What is the core of unix operating system?

705


What is i-node numbers?

805


How can you count the number of characters and lines in a file?

725