Answer Posted / simrati sharma

unix supports multithreading.where as wincows doesnot
supports multithreading.

What is unix command?

584

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Who wrote grep?

587

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

763

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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:

1764

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What does find command return in unix?

597

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

639

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Differentiate cmp command from diff command.

588

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What is the difference between cat command and more command?

599

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How do I use grep to find a file?

583

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What is grep and how do you use it?

579

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Enumerate some of the most commonly used network commands in unix?

620

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What are bash commands?

597

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Name the general commands in using unix os for a beginner?

625

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What is the use of find command in unix?

588

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How do you grep a case insensitive?

541

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