Answer Posted / kennedy usiagwu

CUI or CLI interface is a branch of system software that
makes use of codes or characters to interact. It is mainly
used by programmers and makes use of little or no graphics.

WHILE

GUI interface is also a branch but makes use of graphics to
interact with it like icons, pictures e.t.c. It is used by
casual computer users and does not need to use codes.

What is the command to view process running?

1068

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What is updatedb?

990

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Why is it called grep?

970

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Differentiate cmp command from diff command.

1103

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How to use grep command to list find the records of a file containing 10 different strings?

1087

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How do I use grep to find a file?

1058

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What difference between cmp and diff commands?

1241

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What command is used to check the current users?

1063

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Using unix command how to display no of records in oracle?

1111

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Write a command to display a file’s contents in various formats?

1149

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What does grep v do?

1003

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What is the unix command to confirm a remote host is alive or not?

1137

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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:

2202

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What is merge command in unix?

1443

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What is {} in find command?

1050

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