Answer Posted / dibya lochan giri

ans of Q2-using cmd :1,$ s/$/pattern name/
or %s/$/pattern name/g

What is unix command line?

1263

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Explain ‘library functions’ with respect to unix commands?

1175

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How does the system know where one command ends and another begins?

2257

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

1165

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What command is used to check the current users?

1135

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How many unix commands are there?

1158

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hw will u use awk in replacing cahrs and files

3248

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What is the comma to show the space allocation of files?

1092

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What does the “echo” command do?

1155

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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:

2272

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Which command is used to delete all files in the current directory and all its sub-directories?

1264

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What is “chmod” command?

1179

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What difference between cmp and diff commands?

1306

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Which command is used to kill the last background job?

1337

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What does find command return in unix?

1159

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