Answer Posted / ankur

Internal command are built in commands in shell & shell
shell doesn't start a separate process to run internal
commands where as external command require the shell to
fork and exec a process which may take some time on a busy
system

How do I run a bash script?

1188

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How do I search for a file in unix command?

1023

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Can you enlist some commonly used network commands?

1121

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What does this command do? Cat food 1 > kitty

1588

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What is the search command in unix?

1094

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What does awk stand for?

1085

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Write a command that will find all text files in a directory such that it does not contain the word "amazing" in any form (that is, it must include the words amazing, amazing, or amazing)?

1572

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Explain the terms ‘system calls’ and ‘library functions’ with respect to unix commands?

1223

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What do know about tee command?

1165

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What does touch command do in unix?

1432

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How do I search a whole word in vim?

1180

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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:

2273

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Which command is used to restrict incoming messages?

1111

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What are grep patterns?

1088

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How do you repeat a command in terminal?

1230

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