Basic HTML Version

|  | Table of Contents |  | View Full Version

Page 15 - 2610_Springdales_C-3
P. 15

    Plotter
                                          A plotter is used to print big sketches, diagrams and maps on long sheets
                                          of paper. They are used by engineers, architects, scientists and designers.

                     Monitor
                     A monitor refers to the display device that visually presents information and
                     output from a computer.

                                           Projector
                                          A projector projects or displays data of computer screen on a large screen
                                          or display for audience.

                     Storage Devices

                     The devices that are used to store data are called storage devices. There are many storage
                     devices to store our data or work, so that we can get it back whenever we need it. Let us
                     discuss about some of the commonly used storage devices.

                     CD and DVD

                     The CD drive reads information stored on a Compact Disc (CD). CD is an external
                     storage device. DVD looks like a CD but can store much more data than a CD.

                                            Pen Drive
                                            Pen drive is a portable device and is easy to use. Its storage capacity is

                                            more than that of a DVD.
                     Hard Disk

                     The hard disk is permanently fixed in the system unit. It can store maximum
                     data or work.

                     Hybrid Devices

                     A hybrid device is a gadget that can do more than one thing. It can act as both an input and an
                     output device.

                                Smartphone
                           12:00
                        20
                      FaceTime  Calendar  Photos  Mail
                         !  A
                                A smartphone is a gadget that lets you do many things. You can type messages, take
                      Weather  Notes  Reminders  App Store
                      Instagram  Facebook  X  Whatsapp
                                pictures, and use apps (input). It also shows you videos, plays music, and makes calls
                                (output).
                     Headphone

                     Headphones are used to listen to music or sounds (output) without disturbing
                     others. It can also have a built-in microphone to talk or record your voice (input).

                                                                                    Computer Hardware and Software     13

| 10 11 12 13 14 15 16 17 18 19 20 |