Answer Posted / durgesh srivastava

if file1 conation go on file2 .............
cat file1 >> file2

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)?

1070

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What does the metacharacter mean?

692

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How do I open a port?

666

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Why is shebang used?

687

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What does this command do,"$more readme.txt“?

776

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What is awk used for?

701

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What does the command ' $who | sort –logfile > newfile' do?

892

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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:

1851

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

719

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What is the command to view process running?

676

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Is it inbetween or in between?

660

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What command is used to switching between users in unix?

656

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

921

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What does find command return in unix?

695

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Who wrote grep?

660

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