Answer Posted / s.radhika

commands syntax is different

What is the nmap command?

822

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What is the difference between cat command and more command?

817

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What is difference between grep and find command in unix?

854

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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:

1990

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What is time_t?

793

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Explain command to show the space allocation of files?

851

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What is the use of egrep command in unix?

843

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What does 'mkdir' command do in UNIX?

931

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

1891

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What is a bash command?

847

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What is the search command in unix?

833

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What do know about tee command?

842

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What are the unix commands?

768

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What happens when we execute a unix command?

823

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How do I open a port?

785

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