Answer Posted / chinmaya sahu

tail +7 <filename> | head -1

What does touch command do in unix?

1370

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Using unix command how to display no of records in oracle?

1139

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What is the use of find command in unix?

1112

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What are the differences among a system call, a library function, and a unix command?

1174

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Give the command for finding the current date.

1072

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What is the use of finger command?

1174

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What are the dos commands?

1228

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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:

2232

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How do I use grep to find a file?

1090

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What is difference between grep and find command in unix?

1174

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Who wrote grep?

1029

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Why is awk called awk?

1048

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How do I clear my terminal history?

1119

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What does the command '$ls | wc –l > file1' do?

1200

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

1136

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