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

606

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What is {} in find command?

584

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

688

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What is ‘ps’ command for?

614

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What is unix command line?

606

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What happens when we execute a unix command?

597

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What are bash commands?

589

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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:

1758

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How to display no of records in oracle using unix command?

589

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Why is it called a shebang?

568

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

1574

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Differentiate cmp command from diff command.

586

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Does cp command overwrite files?

620

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What is the difference between cat and more command?

624

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Which command will print your home directory on screen?

543

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