Answer Posted / suvarna

grep -w "[a-z][a-z][a-z]" file_name

What does find command return in unix?

1203

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Which command is used to restrict incoming messages?

1150

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What is the functionality of a top command?

1163

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What is the command to find hidden files in the current directory?

1236

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

1136

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What does grep v grep do?

1127

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How do you repeat a command in terminal?

1297

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What is the significance of the 'tee' command?

1256

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What's a command word?

1254

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What command will change your prompt to myprompt?

1387

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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:

2321

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What is rmdir command?

1155

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What is the use of awk command in unix?

1193

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What is the function of grep command in unix?

1234

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Why is it called grep?

1087

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