Answer Posted / sudip

ls -l | grep "^d"

Which command can you use to find the currently running process in unix server?

586

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how to sort the content of the file based on numeric values

1252

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What is the behavioural difference between cmp and diff commands?

677

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What is command substitution?

625

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How can you see the command line history?

586

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What does grep v do?

561

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What is the difference between cat and more command?

627

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What is the size of time_t?

650

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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:

1762

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What is awk used for?

622

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How is the command '$cat file2 ' different from '$cat >file2 and >> redirection operators ?

763

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What is awk good for?

588

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Describe the usage and functionality of the command rm –r * in unix?

822

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Are you in or at the office?

611

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

2036

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