Answer Posted / vikesh tomar

CUI stands for Character User Interface

GUI stands for Graphical User Interface

CUI-anything where you are allowed to work only with keyboard

GUI-when you are allowed to work with any pointing device
like mouse

CUI-dos is fast compare to windows

GUI- its slow compare to dos

What is command statement?

1179

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Is command prompt unix?

1156

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Enlist some filename manipulation commands in unix.

1159

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What does the metacharacter mean?

1135

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Can you enlist some commonly used network commands?

1118

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

1166

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What is grep and how do you use it?

1116

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What is the functionality of a top command?

1109

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What does pipe () return?

1075

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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:

2267

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How is the command '$cat file2 ' different from '$cat >file2 and >> redirection operators ?

1315

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Enumerate some of the most commonly used network commands in unix?

1171

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What is the pipe command?

1190

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Who command in unix?

1144

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What does #!/ Bin sh do?

1068

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