Answer Posted / subodhk1188

I want to know.

Which command should you use to find the remaining disk space in unix server?

714

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Write a command to display a file’s contents in various formats?

630

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

613

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What is difference between grep and find command in unix?

583

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Describe the zip/unzip command using gzip.

615

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How can you see the command line history?

588

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Explain ‘system calls’ with respect to unix commands?

606

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What are the dos commands?

656

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What is merge command in unix?

946

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what is the advaantage of each user having its own copy of the shell?

2040

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What is the behavioural difference between cmp and diff commands?

682

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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:

1766

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How do I search for text in vi?

590

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What is grep r?

595

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What are the unix commands?

560

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