Answer Posted / navneet

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Which command is used to kill the last background job?

767

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Enlist some filename manipulation commands in unix.

540

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What does grep v do?

549

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Is command prompt unix?

570

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What is rmdir command?

541

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Is there a way to erase all files in the current directory, including all its sub-directories, using only one command?

786

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What is the general format of unix command syntax?

680

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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:

1749

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What is .sh file?

611

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How do I clear my terminal history?

573

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How does the system know where one command ends and another begins?

1562

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Which command is used to find whether the system is 32 bit or 64 bit?

620

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Write a command to kill the last background job?

608

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What does this command do,"$more readme.txt“?

681

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What does grep v grep do?

544

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