Answer Posted / guest

psrinfo | grep -i cpu

What is ‘ps’ command for?

1131

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What is the command to find hidden files in the current directory?

1137

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Name the various commands that are used for the user information in unix.

1019

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What does find command return in unix?

1097

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How do you grep a case insensitive?

993

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Can you explain a little bit about command substitution?

1061

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What is unix command line?

1172

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What does #!/ Bin sh do?

1014

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Explain the steps that a shell follows while processing a command.

1161

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Why is awk called awk?

1014

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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:

2201

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Which command is used to delete all files in the current directory and all its sub-directories?

1207

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What is the command to compare two files in unix?

1052

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What is a bash command?

1108

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What is merge command in unix?

1442

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