Answer Posted / subbu

mount command without options will gives you better answer

How do I use grep to find a file?

1058

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

1091

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Why is it called a shebang?

1090

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How do you repeat a command in terminal?

1151

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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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What is the unix command to confirm a remote host is alive or not?

1137

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Explain the terms ‘system calls’ and ‘library functions’ with respect to unix commands?

1155

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What will the following command do?

1062

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What is command substitution?

1266

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How do I use grep to search for a file?

1011

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Which command is used to create a directory?

1092

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Enumerate some of the most commonly used network commands in unix?

1103

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What is grep and how do you use it?

1048

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Explain command to display different lines that are found when compare two files?

1106

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How do you grep recursively?

1055

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