Answer Posted / narender

The unix operating system is resides in the kernel.Kernel
is one of the layer in unix, working as a communication
between the shell and hardware layers.

What does 'mkdir' command do in UNIX?

763

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What does pipe () return?

677

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How do I run a whois command?

691

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What does sed command do in unix?

657

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What do chgrp command do?

701

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What is merge command in unix?

1016

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why metadb requires a seperate slice to create Solaris volume manager

2654

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What are bash commands?

673

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How to display no of records in oracle using unix command?

674

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What is the use of egrep command in unix?

704

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How to use grep command to list find the records of a file containing 10 different strings?

729

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What will the following command do?

697

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Name the unix command to find how many days the server has been up.

701

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Which command will print your home directory on screen?

666

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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:

1850

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