Answer Posted / muralidharan

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What is grep command in unix with examples?

1217

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What is the use of sed command in unix?

1199

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

1231

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How to use grep command to list find the records of a file containing 10 different strings?

1126

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What is the use of awk command in unix?

1123

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Which command should you use to find the remaining disk space in unix server?

1306

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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:

2265

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Who command in unix operating system?

1133

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What does sed command do in unix?

1198

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What is grep and how do you use it?

1108

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Is there a way to erase all files in the current directory, including all its sub-directories, using only one command?

1396

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What does 'mkdir' command do in UNIX?

1310

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What is in grep command?

1164

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What is the function of grep command in unix?

1181

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What is the command to compare two files in unix?

1120

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