Answer Posted / khaja.shaik

There are three types of file systems are there. They are...
1)Network filesystem
2)Disk based filesystem
3)virtual filesystem

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:

1851

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What are file commands?

748

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Enlist some filename manipulation commands in unix.

631

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Explain command to show the space allocation of files?

717

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What is grep and how do you use it?

662

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Are you in or at the office?

710

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What happens when we execute a unix command?

696

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How do I use nslookup?

658

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Describe the zip/unzip command using gzip.

710

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What is the nmap command?

691

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Can you explain a little bit about command substitution?

712

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What does this command do,"$more readme.txt“?

776

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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 does 'mkdir' command do in UNIX?

764

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What does grep v do?

643

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