Answer Posted / ashish lalawat

Windows is mouse dominated (everything that we can do by
mouse can't be done by a keyboard)
Unix is keyboard dominated ( everything that we can do by a
keyboard can't be done by a mouse) ex. refreshing.

Unix requires much authentication (password) for most of the
purposes like updating etc. whereas Windows does not.

What does touch command do in unix?

1438

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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:

2274

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

1156

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How do I run a whois command?

1160

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What is rmdir command?

1119

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How do I use grep to search for a file?

1065

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What happens when we execute a unix command?

1150

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Can you explain a little bit about command substitution?

1119

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What is grep r?

1110

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Describe the usage and functionality of the command rm –r * in unix?

2109

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What does grep v grep do?

1087

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Who invented grep?

1167

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Is command prompt unix?

1166

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Why is it called grep?

1037

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How do I search for a file in unix command?

1024

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