Answer Posted / me

echo "which shell did you start?"
read input
print $input

What is unix command?

1323

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What is the significance of the 'tee' command?

1255

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What does grep v grep do?

1127

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What is the difference between awk and grep?

1337

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What are file commands?

1291

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Differentiate cmp command from diff command.

1237

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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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How do you repeat a command in terminal?

1297

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What is time_t?

1163

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What is the difference between grep and grep?

1189

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What does the command '$ls | wc –l > file1' do?

1302

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What does find command return in unix?

1203

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How do I run a bash script?

1241

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How do you grep a case insensitive?

1117

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What is rmdir command?

1155

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