Answer Posted / tejaswa

Hi Durgesh, by this command you can add the content at the end of file2 not in the beginning.

What does sed command do in unix?

568

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Which command will print your home directory on screen?

548

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How do I use grep to search for a file?

584

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Which command is used to delete all files in the current directory and all its sub-directories?

673

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Explain how to use grep command to list find the records of a file containing 10 different strings?

598

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What is awk good for?

590

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Which command is used to restrict incoming messages?

594

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What is the function of grep command in unix?

594

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

571

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What is unix command?

586

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What is the use of finger command?

603

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What is the comma to show the space allocation of files?

562

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What is sed awk grep?

609

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Which command is used to create a directory?

577

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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:

1768

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