Unix Interview Questions
Questions Answers Views Company eMail

What Is the command to change a file's creation time. means one file is created at the time 15:19 then time should br changed to 14:14

IBM, 3i Infotech,

8 9959

how to set request time out value for name resolution on clients (hp-ux) ?


1 2297

How do you find which version and name of unix you are using at the command prompt?

7 6789

Is there any command in Unix, other than:ls, to list the files in a directory? The answer will be highly appreciated...


26 14231

What is the difference between AWK and SED commands? Plz give example and explain...


3 33649

how to find largest file?

Microsoft, Thomson Reuters, HCL,

12 14865

What is "type" command in unix?what is the functionality??

2 11664

how to check GDE,EME,Java,Oracle9i Enterprise Edition Release versions Versions on unix system

1 2941

How to know a process is a zombie or orphan process?

Perot Systems,

3 11969

HOW can I work UNIX commands on Windows XP without installing UNIX O/S in PC


8 9744

how to change a normal file into hidden file

3 6568

what is difference between unix and linux?

IBM, Shell,

6 8790

why unix commands simpler rather than complex task



how can you say that unix operating system provides more security than other operating systems.

1 2633

why unix command can be divided into internal and external command


1 4280

Un-Answered Questions { Unix }

How can I force a socket to send the data in its buffer?


How do I convert a string into an internet address?


I want to invest in learning things that will get me good jobs in future. But wondering if Unix knowledge is something that is a MUST have or is it better to do any Data-warehouse tool (cognos, Qclik view, ETL etc..). Please suggest me.


What are the main differences between Apache 1.x and 2.x?


What is the difference between read() and recv()?


When i run a programm of orphan process. Instead of getting child's parent (ppid)=1 ..i get 1400 and it varies as per system. How can i findthe right soluion??? My pgm: #include # include int main() { int pid; pid=fork(); if(pid < 0) {exit(-1);} else if(pid==0) { printf("Child Process is Sleeping ..."); sleep(10); printf("Orphan Child's Parent ID : %u ",getppid()); } else { printf("Parent Process Completed ... %u ",getpid()); exit(0); } return 0; } Output:


I am new to Unix and Unix Shell scripting could you guide me on how to go about these subjects and where to start from with concern to Oracle?. I also would like to know where does UNIX shell Scripting help in terms of development of a application in Oracle? I have no clue in the subject so do help me. Thank You Neelima


what is the time for incident, problem and change management tickets?


Why does it take so long to detect that the peer died?


. 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


What are the events done by the Kernel after a process is being swapped out from the main memory?


what is output mkvg pvname


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?


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


Why does the sockets buffer fill up sooner than expected?