Question 51
How many IP addresses can be used for unique hosts inside the IPv4 subnet 192.168.2.128/26?
Question 52
Which of the following statements is valid in the file /etc/nsswitch.conf?
Question 53
FILL BLANK
The presence of what file will temporarily prevent all users except root from logging into a system? (Specify the full name of the file, including path.)
The presence of what file will temporarily prevent all users except root from logging into a system? (Specify the full name of the file, including path.)
Question 54
An administrator wants to determine the geometry of a particular window in X, so she issues the __________
-metric command and then clicks on the window.
-metric command and then clicks on the window.
Question 55
How can a specific user be prevented from scheduling tasks with at?