Answer Posted / vamshi

1,$ s/^/-/g

2. 1,$ s/$/P/g

How do I clear my terminal history?

1177

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Why is awk called awk?

1081

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Differentiate cat command from more command.

1156

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

1168

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What is difference between grep and find command in unix?

1217

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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:

2273

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How many unix commands are there?

1158

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What does this command do? Cat food 1 > kitty

1588

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what is the advaantage of each user having its own copy of the shell?

2561

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What is nr in awk command?

1211

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How do I run a whois command?

1156

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What are reported commands?

1134

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What command is used to check the current users?

1136

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Explain ‘system calls’ with respect to unix commands?

1097

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What is merge command in unix?

1514

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