Answer Posted / mohan

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Differentiate cat command from more command.

584

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Is there any method to erase all files in the current directory, along with its all sub-directories, by using only one command?

601

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Using unix command how to display no of records in oracle?

620

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What does touch command do in unix?

741

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What is the significance of the 'tee' command?

602

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Differentiate cmp command from diff command.

596

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Is ‘du’ a command? If so, what is its use?

639

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What is the nmap command?

593

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What is the use of tee command?

580

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

769

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What is .sh file?

626

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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:

1769

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Which command should you use to find the remaining disk space in unix server?

720

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What is the command to find maximum memory taking process on the server?

678

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What are the general commands in using unix os for a beginner?

585

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