You want to save vi changes to the file myfile with :w!, but vi complains it can not write to the file. To do
You want to save vi changes to the file myfile with :w!, but vi complains it can not write to the file. Therefore, you want to check the write permissions on the file.
To do this without leaving vi, you type:
Which of the following GNU commands would be the most likely command you’d use to find the system load a
Which of the following GNU commands would be the most likely command you’d use to find the system load average?
Which of the following options would be the most appropriate command line to move all of files and directories
As root you have navigated to directory /B. You wish to move all of the files and directories from directory /A to directory /B.
Which of the following options would be the most appropriate command line to execute this task?
What key sequence will suspend the current process and return you to a shell prompt?
What key sequence will suspend the current process and return you to a shell prompt?
Which command will allow you to install the updated version of a rpm package?
You see following output while trying to install an updated package:
[root@example pub]# rpm -i gthumb-2.2.0.i386.rpm
package gthumb- 1.0.1.i386.rpm is already installed.
Which command will allow you to install the updated version?
Which of the following would do the same as the command cat file2.txt?
Which of the following would do the same as the command cat file2.txt?
In the vi editor, which of the following commands will delete the current line at the cursor and the 16 lines
In the vi editor, which of the following commands will delete the current line at the cursor and the
16 lines following it (17 lines total)?
Which command will create a complete report which you can analyze for changes which may be security related?
After a minor security incident you are instructed by your lead sys-admin to verify the RPM’s installed on a running system.
Which command will create a complete report which you can analyze for changes which may be security related?
How can you remove rpm package?
You installed a beta rpm package, but are experiencing some problems with it.
How can you remove this package?
What file is read by the program ldconfig?
What file is read by the program ldconfig?