8 Monitor or Video Display Screen A display screen to provide “output” to the user.Output Device
9 KeyboardUsed to enter information into the computer and for giving commands.Input Device
10 MouseThe mouse is used to control the on-screen pointer by pointing and clicking, double-clicking, or dragging objects on the screen.Input Device
11 TouchpadA pressure-sensitive and motion sensitive device used in place of a mouse.Input Device
12 CD Rom DriveThe drive that plays CDs and reads data that has been stored on the CD.Storage Device
13 Compact Disc Read Only Memory (CD ROM) A type of optical storage device.Storage Device
14 Floppy Disk DriveA device that holds a removable floppy disk when in use; read/write heads read and write data to the diskette.Storage Device
15 Hard Drive or Hard Disk Magnetic storage device in the computer. Fastest way to access dataStorage Device
16 Random Access Memory (RAM) RAM is a computer’s temporary memory. It stores data or programs while they are being used and requires power.
17 Printer An output device that produces a hard copy on paper. Laser, Dot Matrix and Ink JetOutput Device
18 Barcode ReaderAn input device that converts a pattern of printed bars into a number that a computer can read.Input Device
19 Scanner A device that allows pictures to be placed into a computer. Input Device
20 MicrophoneAllows the user to record sounds as input to their computer.Input Device
21 Speakers Used to generate or reproduce voice, music, and other sounds. Output Device
22 Video CardConnects the computer to the monitor. It is attached to the motherboard.
23 Sound CardConnects the speakers and microphone to the computer.
24 Modem The place where the computer is connected to the phone line. Input and Output device
25 Network CardA circuit board that connects the computer to the rest of the network usually using special cables.
26 Application SoftwarePrograms that tell the computer what to do. It provides instructions that the CPU will need to carry out.Allows you perform a specific task.
27 System Software or Operating System Software Controls the main operations of the computer and works with application software to meet the user’s needsMac OSWindows VistaWindows XP
28 DOS Disk Operating System This software connects the hardware with the programs you want to run.MS-DOS:Microsoft DOS (Disk Operating System) is a command line user interface. MS-DOS 1.0 was released in 1981 for IBM computers.