Answer Posted / yuvaevergreen

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What does 'mkdir' command do in UNIX?

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What is the difference between grep and grep?

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What difference between cmp and diff commands?

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What is the unix command to confirm a remote host is alive or not?

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Who wrote grep?

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What does awk stand for?

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What is the use of the command 'ls -x chapter[1-5]' ?

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Which command is used to find whether the system is 32 bit or 64 bit?

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What is the difference between cat command and more command?

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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:

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Explain the steps that a shell follows while processing a command.

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Why is shebang used?

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Is command prompt unix?

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What are the unix commands?

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How do I find previous commands in unix?

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