Answer Posted / vimal

ps -ef|grep username


gives the process started by the user.

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1120

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How can we use grep command in unix?

1144

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Which command is used to copy files?

1125

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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:

2204

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1128

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What is difference between grep and find command in unix?

1144

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

1210

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Who invented grep?

1109

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

1176

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What does 'mkdir' command do in UNIX?

1242

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