The correct answer is A. Autoboot.
Autoboot is a feature of some operating systems that allows the computer to automatically boot into a specific program or operating system when it is turned on. This can be useful for programs that need to be run as soon as the computer is turned on, such as antivirus software or backup programs.
B. Warmboot is a type of reboot that does not erase the contents of the computer’s memory. This can be useful if the computer is frozen or if a program has crashed.
C. Bubble is a type of memory storage that was used in early computers. It is no longer used in modern computers.
D. Authentication is the process of verifying the identity of a user. This is often done by requiring the user to enter a username and password.
E. None of the above is a correct answer.