Answer Posted / swagatika

Exactly both are the flevour of OS but linux is free source
code while Unix is not.

What is unix command?

1272

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What is the first character of the output in ls l command?

1217

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Is there a way to erase all files in the current directory, including all its sub-directories, using only one command?

1409

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What do chmod, chown, chgrp commands do?

1295

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Which command is used to create a directory?

1176

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What is the use of tee command?

1175

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Name the unix command to find how many days the server has been up.

1167

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Explain mount and unmount command.

1230

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Explain command to view process running?

1146

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What are the unix commands?

1101

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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:

2273

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

1195

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Why is awk called awk?

1091

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What is .sh file?

1195

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What is the function of grep command in unix?

1187

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