Answer Posted / gramper

We can create empty file by using the command
$ touch filename
Adding contents to an empty file
$ cat >>filename
- writing any contents
-ctl + d
$ cat filename

What does the metacharacter mean?

1141

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What is the pipe command?

1193

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What are filter commands in unix?

1204

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What is grep and how do you use it?

1118

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Name the unix command to find how many days the server has been up.

1167

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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 does awk stand for?

1085

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Write a command that will find all text files in a directory such that it does not contain the word "amazing" in any form (that is, it must include the words amazing, amazing, or amazing)?

1573

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Are you in or at the office?

1127

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How do I use grep to find a file?

1117

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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:

2273

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What command will change your prompt to myprompt?

1333

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How do I search for text in vi?

1049

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Which command will print your home directory on screen?

1086

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What is the difference between grep and grep?

1137

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