The screensaver and backup programs fall under the "Utility" category of programs.
Utility software is framework programming intended to help break down, arrange, enhance or maintain a computer. It is utilized to help the PC as opposed to application software, which is for specifically performing actions that are of advantage to a normal users.
Answer:
1.A central processing unit
2. computer and pc
3.A control unit works by receiving input information that it converts into control signals,
4.A machine cycle consists of the steps that a computer's processor executes whenever it receives a machine language instruction. It is the most basic CPU operation, and modern CPUs are able to perform millions of machine cycles per second.
Explanation: