Answer Posted / arivalagan.r

Ufs filesysten is a unix default filesystem.

Unix Os having different flavours,
1.Aix unix

jfs & jfs2 is aix unix default file system and comman
filesystem is cdrfs,rmfs

2.Linux
ext2 &ext3 is linux default file system

3.Hp unix
jfs and jfs2 is Hp unix default filesystem

4.sun unix
Ufs is a sun unix default filesystem.

Enumerate some of the most commonly used network commands in unix?

1103

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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:

2202

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What command will change your prompt to myprompt?

1251

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Does cp command overwrite files?

1134

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Which command is used to delete all files in the current directory and all its sub-directories?

1207

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Can you explain a little bit about command substitution?

1062

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Write a command to display a file’s contents in various formats?

1149

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

1094

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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?

1336

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What is ‘ps’ command for?

1134

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Is it inbetween or in between?

998

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How do I run a bash script?

1113

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What is “chmod” command?

1097

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Is command prompt unix?

1096

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Which command will print your home directory on screen?

1031

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