Answer:
Maybe you have shift lock on since it's highlighting and Ctrl C + Ctrl V your entire text? let me know if im wrong.
The sheave wheel is a pulley wheel that sits above the mine shaft. The hoist cable passes over the sheave wheel and then down the shaft of the mine.
(copied from google)
Answer:
Your answer is going to be B
<em>One of the features of Operating System is </em><em>it manages and communicates with your system hardware </em><em>by means of Drivers. </em>
<em>Drivers </em><em>are special software within the OS that interacts to the hardware. Drivers uses kernel, a part of the operating system that functions intended to it. For example, when you press Ctrl and P keys on the keyboard, the kernel would recognize this command and would trigger the corresponding hardware in relation to this command. In this case, the corresponding hardware is printer. The kernel would tell the printer to print the document.</em>
Answer:
An arithmetic logic unit (ALU) is a digital circuit used to perform arithmetic and logic operations. It represents the fundamental building block of the central processing unit (CPU) of a computer. Modern CPUs contain very powerful and complex ALUs. In addition to ALUs, modern CPUs contain a control unit (CU).
Explanation: I think it's this