Answer Posted / bharath

grep command is used to search a string or a keyword in a
file.
syntax:
grep 'keyword' file

What is sed awk grep?

1139

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How can we use grep command in unix?

1216

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What is ‘ps’ command for?

1187

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What does find command return in unix?

1159

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Write a command that will display files in the current directory, in a colored, long format.

1227

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Write a command that will allow a unix system to shut down in 15 minutes, after which it will perform a reboot.

1251

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What is grep command in unix with examples?

1223

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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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What is the difference between grep and grep?

1137

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

1232

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Are you in or at the office?

1127

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Describe the usage and functionality of the command rm –r * in unix?

2105

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What is the use of finger command?

1219

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Explain the terms ‘system calls’ and ‘library functions’ with respect to unix commands?

1223

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How do I run a whois command?

1156

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