Answer Posted / keerthana

rm -r directory_name
rm -ir director_name
rm -rf directory_name

What is the command to compare two files in unix?

614

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Which command can you use to find the currently running process in unix server?

581

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hw will u use awk in replacing cahrs and files

2721

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What do know about tee command?

596

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What does pipe () return?

585

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What is awk good for?

578

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Explain how to use grep command to list find the records of a file containing 10 different strings?

587

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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:

1752

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What command is used to check the current users?

587

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Differentiate cat command from more command.

570

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What is time_t?

580

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How do you grep a case insensitive?

534

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Describe the usage and functionality of the command rm –r * in unix?

818

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What are grep patterns?

571

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What does the command ' $who | sort –logfile > newfile' do?

761

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