Answer Posted / rajib mallick

find ? -atime -30 -type f -print.

What is updatedb?

1091

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What is the pipe command?

1241

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What is merge command in unix?

1554

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Describe the zip/unzip command using gzip.

1221

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What command will change your prompt to myprompt?

1383

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What is s and g in sed command?

1160

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What is difference between grep and find command in unix?

1272

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What are awk commands?

1222

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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:

2315

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What does the command ' $who | sort –logfile > newfile' do?

1321

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Explain ‘library functions’ with respect to unix commands?

1214

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Is it inbetween or in between?

1106

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Which command can you use to find the currently running process in unix server?

1163

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Explain the steps that a shell follows while processing a command.

1283

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What does grep v grep do?

1123

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