1. In computing, input/output or I/O (or, informally, io or IO) is the __________ between an information processing system, such as a computer, and the outside world, e.g a human.
2. Computers must receive output first in order to process and then input it.
3. Refer to the image above. The CPU is often considered the _______ of the computer and is also sometimes called a chip.
4. In the following labelled image, the number 1 is pointing at an input device.
5. In the labelled image in the question above, the number 3 is pointing at an input device.
6. No. 4 (in the labelled image above) is a mouse. This is an ____________.
7. Inputs are the signals or data received by the system and outputs are the signals or data ______________.
8. I/O devices are the pieces of _______ used by a human (or other system) to communicate with a computer.
9. For instance, a keyboard or computer mouse is an output device for a computer, while monitors and printers are input devices.
10. Devices for communication between computers, such as modems and network cards, typically perform _______________________________.
11. Mouse and keyboards take physical movements that the human user outputs and convert them into _____________ that a computer can understand
12. Similarly, printers and monitors take signals that a computer outputs as input, and they convert these signals into a representation that human users can understand.