Unix Interview Questions
Questions Answers Views Company eMail

What is a Region?

1 2265

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

803

What do you mean by u-area (user area) or u-block?

6 15367

What is Fork swap?

Infosys, SSI Small Scale Industries,

1 2015

What is Expansion swap?

KISSI,

1 4500

What are the processes that are not bothered by the swapper? Give Reason.

1 2419

What do you mean by nice value?

4 6089

How to setup display for a remote system?

3 2813

How to remove weird filenames?

1 2935

What are the Unix system calls for I/O?

4 8178

Describe the mount and unmount system calls?

2 8464

Describe the initial process sequence while the system boots up?

4 7804

What are various IDs associated with a process?

4 7027

What are the system calls used for process management:

5 14084

what does a process mean?

Infosys,

7 5642



Un-Answered Questions { Unix }

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?

147


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

1130


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

5739


i m putting 2.6yrs fake exp in oracle/unix production support i want to know some real time issues,like tell me the challenging issue u ever faced? my project is credit card application plz help me!

7691


In detail elaborate the system? What is driver?

599


How can I set the timeout for the connect() system call?

120


Whats the difference between select() and poll()?

153


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:

593


How do I use TCP_NODELAY?

117


How can I tell when a socket is closed on the other end?

130


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

3680


why unix commands simpler rather than complex task

2589


What is ant_build.sh? Have u seen that file?

735


hw will u use awk in replacing cahrs and files

1518


what is difference between milestone and run-levels in Solaris ?

1492