Answer Posted / manikantan t s

touch :- This can be used to create a file with size 0 and
to change the time stamp of a file.

cat :- This can be used to display the content of a
file,concatinate etc.

What are the dos commands?

646

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

1250

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What do chmod command do?

602

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Differentiate cmp command from diff command.

586

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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:

1758

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why metadb requires a seperate slice to create Solaris volume manager

2554

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What is s and g in sed command?

557

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Why is it called a shebang?

568

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What are the general commands in using unix os for a beginner?

577

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

539

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Describe the usage and functionality of the command rm –r * in unix?

821

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What's a command word?

586

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What does touch command do in unix?

725

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Which command is used to restrict incoming messages?

592

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What do know about tee command?

601

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