Answer Posted / vishal

Unix is hierarchical relationship . each process becomes
child of other process.

UNIX uses daemons, Windows has service processes

Which command is used to find whether the system is 32 bit or 64 bit?

1199

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What is the command to compare two files in unix?

1170

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What is the pipe command?

1242

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What is ctrl d?

1155

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What is nr in awk command?

1274

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Enlist some filename manipulation commands in unix.

1220

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

1833

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What do know about tee command?

1221

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What is the nmap command?

1239

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what is the advaantage of each user having its own copy of the shell?

2614

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What are file commands?

1287

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What is the comma to display different lines that are found when compare two files?

1246

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Write a command that will display files in the current directory, in a colored, long format.

1273

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Which unix command to make a new directory?

1189

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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:

2317

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