1. What is an input device?An input device is any peripheral (piece of computer hardware equipment) used to provide data and control signls to an information processing system (such as a computer).Writte down which input devices you know and post an image of each one.

2.What is an output device?An output device is any piece of computer hardware equipment used to communicate the results of data processing carried out by an infomation processing system (such as a computer) to the outside worldWritte down which output devices you know and post and image of each one.

3. What is the difference between RAM and ROM?ROM (Read Only Memory) and RAM (Random Access Memory) are both vital components to any fast and productive computer

4. What is a backing storage?In computing, memory outside the central processing unit (CPU) used to store programs and data that are not current use. Backing storage must be nonvolatile – that is, its contents must not be lost when the power supply to the computer system is disconnected.Which types of backing storage do you know?