Answer Posted / km

:! cmd execute a single command (cmd) and return to vi

What will the following command do?

1061

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Explain the steps that a shell follows while processing a command.

1161

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What is ctrl d?

1043

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How do you repeat a command in terminal?

1151

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What is unix command?

1201

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Who command in unix operating system?

1084

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Name the general commands in using unix os for a beginner?

1090

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

1074

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Which command is used to create a directory?

1092

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What does the command ' $who | sort –logfile > newfile' do?

1238

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Who command in unix?

1089

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How do I use grep to find a file?

1057

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What does the md command do?

1072

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What is the difference between cat and more command?

1224

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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:

2201

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