Answer Posted / suitable

The cmp command compares two files of any type and writes
the results to the standard output. By default, cmp is
silent if the files are the same; if they differ, the byte
and line number at which the first difference occurred is
reported.

diff command find differences between two files

Write a command that will display files in the current directory, in a colored, long format.

1156

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What is the size of time_t?

1148

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What do chmod, chown, chgrp commands do?

1222

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What is .sh file?

1107

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What is the use of find command in unix?

1074

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Name the unix command to find how many days the server has been up.

1112

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What does sed command do in unix?

1114

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What is the pipe command?

1126

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

1963

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Differentiate cat command from more command.

1084

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What are bash commands?

1092

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Explain mount and unmount command.

1144

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What is unix command?

1202

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What is command substitution?

1266

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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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