Answer Posted / surya

sed is a stream editor for editing files from a script or from
the command line

What is “chmod” command?

1189

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

1168

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

1156

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Explain mount and unmount command.

1230

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

1236

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How do you grep a case insensitive?

1057

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Which command is used to create a directory?

1176

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What is grep in bash?

1073

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Which command will print your home directory on screen?

1089

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Who invented grep?

1167

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What is the use of the command 'ls -x chapter[1-5]' ?

1221

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What are bash commands?

1173

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What is unix command?

1272

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What is s and g in sed command?

1120

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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:

2273

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