2. In computing, an input device is a piece of computer hardware equipment used to provide data and control signals to an information processing system such as a computer or information appliance.

3. A keyboard is one of the primary input devices used with a computer that looks similar to those found on electric typewriters, but with some additional keys. Keyboards allow you to type letters, numbers, and other symbols into a computer system.

4. A mouse lets you get to your files just by one click of a button. It is a device that controls the movement of the cursor or pointer on a display screen. Mice have improved over a period of time, it wasn’t long ago when computers had no mouse and no graphical user interface.

5. An output device is any piece of computer hardware equipment used to communicate the results of data processing carried out by an information processing system which converts the electronically generated information into readable form.

6. You use this to view the work we're doing at the time or to view a finished product. You may also use it to view videos or photos we've taken or found online. Monitors come in many sizes and descriptions depending on what you are looking for.

7. Printers are used to create a tangible product to look at away from a monitor. For consumer use there are two kinds to choose from: the inkjet and the laser printer. They allow you to print off your work so you can see it without your monitor.

8. Headphones are a hardware device that you can either plug into your computer or your speakers to privately listen to audio without disturbing anyone else. A speaker is a term used to describe the user who is giving vocal commands to a software program. A hardware device connected to a computer's sound card that outputs sound.

9. There are two types of storage devices used with computers: a primary storage device, such as RAM, and a secondary storage device, like a hard drive. Secondary storage can be removable, internal, or external storage.