Tag: operating systems

"echo" is an internal command

What is the output of $bc 9/5

What is the command used to find out the time taken to perform an operation.

How will you calculate CPU time used to perform an action

Unix files has end of file mark

To get a recursive list what option is used with "ls" command.

What command tells you the type of file beyond the normal 3 categories.

What is the size of the file /dev/null

which file need to be edited with nameserver ip to configure DNS client?

What is the command to update configuration changes on apache server without restarting the service?