Answer Posted / guest

it will overwrite the contents present in the file.c file

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

1187

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Is grep faster than awk?

1043

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How do I delete files from command prompt?

1227

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What is ‘ps’ command for?

1185

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What are the dos commands?

1261

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What is nr in awk command?

1204

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What does the “echo” command do?

1153

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What is awk good for?

1136

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Explain the terms ‘system calls’ and ‘library functions’ with respect to unix commands?

1221

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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:

2265

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What is a bash command?

1181

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

1192

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how to sort the content of the file based on numeric values

1785

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What does this command do? Cat food 1 > kitty

1586

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What does grep v do?

1057

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