Answer Posted / manikantan t s

test is very useful on condition checking.

following are the most used options

-r,-w,-x,-f,-d,-eq,-gt,-ge,-lt,-le,-ne,=,!=,-z

What is the search command in unix?

609

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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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What is $0 bash?

653

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What happens when we execute a unix command?

602

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How do I search for text in vi?

590

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Can you enlist some commonly used network commands?

604

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Name the unix command to find how many days the server has been up.

612

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

583

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What is grep r?

596

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What is unix command line?

614

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Who invented grep?

657

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Does cp command overwrite files?

628

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What are reported commands?

570

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What command will change your prompt to myprompt?

710

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

765

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