Answer Posted / chandrani

head -8 <file name>

What is the size of time_t?

1208

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Differentiate cat command from more command.

1148

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Why is it called grep?

1026

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Enlist some filename manipulation commands in unix.

1159

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Who invented grep?

1158

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Who command in unix?

1139

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What are some command words?

1137

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How do I delete files from command prompt?

1220

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How do I search for a file in unix command?

1019

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Is ‘du’ a command? If so, what is its use?

1146

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What is the function of grep command in unix?

1181

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What is the comma to show the space allocation of files?

1085

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What is the nmap command?

1179

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What is the significance of the 'tee' command?

1196

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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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