Answer Posted / nikhil singh

stty

What does awk stand for?

1036

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Why is shebang used?

1042

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What is time_t?

1058

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How do I open a port?

1039

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What do chmod, chown, chgrp commands do?

1226

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What is grep and how do you use it?

1054

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How to display no of records in oracle using unix command?

1104

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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:

2204

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Which command is used to restrict incoming messages?

1045

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What is the command to compare two files in unix?

1057

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

1090

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What is unix command?

1204

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

1255

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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?

1339

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How do I run a whois command?

1100

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