Answer Posted / aseem

If we have to make file executable then we have to use chmod
command. Sh can help in execution but it will not change
file as executable

What is in grep command?

1160

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What is grep in bash?

1055

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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?

1395

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What is the difference between cat command and more command?

1202

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Differentiate cmp command from diff command.

1163

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What is sed awk grep?

1129

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What is the functionality of a top command?

1101

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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:

2262

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

2086

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Is there any method to erase all files in the current directory, along with its all sub-directories, by using only one command?

1217

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What are file commands?

1226

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What is the difference between grep and grep?

1119

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What are the general commands in using unix os for a beginner?

1163

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How do I open a port?

1080

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What is nr in awk command?

1197

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