Answer Posted / guest

Touch creates a file or files
cat prints the file or displays

Is grep faster than awk?

1053

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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:

2279

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Name the general commands in using unix os for a beginner?

1179

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Which command is used to kill the last background job?

1346

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How can you see the command line history?

1157

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What is the command to view process running?

1124

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How do I open a port?

1105

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

1166

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What is $0 bash?

1216

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How does shebang work?

1079

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What is the functionality of a top command?

1122

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What is grep command in unix with examples?

1236

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How do you grep a case insensitive?

1065

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Who wrote grep?

1079

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

1138

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