Answer Posted / raghav

In GUI we did not need to remember the commmand but in CUI we need to remember the command.

GUI is time consuming but CUIis not time consuming.

What does grep v grep do?

546

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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:

1752

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Explain ‘library functions’ with respect to unix commands?

596

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What is difference between grep and find command in unix?

573

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What is the use of cut command in unix?

683

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What is the use of awk command in unix?

571

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Is it inbetween or in between?

572

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what is the advaantage of each user having its own copy of the shell?

2026

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What is in grep command?

640

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Which command is used to create a directory?

561

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How do you grep recursively?

548

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What is grep r?

582

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What are the differences among a system call, a library function, and a unix command?

563

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What is used to type command?

536

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What does grep v do?

555

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