Answer Posted / laxman choudhary

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What does grep v grep do?

1069

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Why is awk called awk?

1062

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What are the commands in UNIX to list the files in a Directory?

1163

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Name the various commands that are used for the user information in unix.

1077

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What does the md command do?

1120

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

1265

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How do I use nslookup?

1085

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Differentiate cmp command from diff command.

1157

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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:

2252

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Who command in unix operating system?

1123

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What is the command to find maximum memory taking process on the server?

1198

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What is pipe command in unix?

1289

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What is “chmod” command?

1149

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What is grep command in unix with examples?

1197

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Write a command that will display files in the current directory, in a colored, long format.

1198

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