Answer Posted / neha

CUI -> Character user interface
-> only text is used
-> it also include content of GUI

GUI -> Graphical user interface
-> graphics are used in GUI
-> it is used pointed device

What does pipe () return?

1075

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Does cp command overwrite files?

1208

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What is the pipe command?

1190

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How do I use nslookup?

1097

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How do I use grep to find a file?

1116

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What command is used to check the current users?

1132

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Is there a way to erase all files in the current directory, including all its sub-directories, using only one command?

1402

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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)?

1569

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How do I open a port?

1090

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Explain command to view process running?

1134

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Which unix command lists files/folders in alphabetical order?

1761

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Are you in or at the office?

1125

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Who command in unix?

1144

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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 can you see the command line history?

1143

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