Computing Devices Powerpoint

Computing Devices Powerpoint

1. Desktop Computers

   • Monitor
     • Monitors can be wide screen or normal size
     • computer monitors are output devices used to display the tasks being worked on by the user.
   • Keyboards
     • keyboards are used to input characters while typing or entering commands. There may or may not be a separate number keyboard
   • Main Case
     • the main cases will contain components such as the motherboard, hard disk and power supply. it will also contain the network card and other components.
   • DVD Drive
     • A DVD drive is used to read DVDs such as DVD-RWs. usually, a DVD re-writer is fitted so that the data can be written to DVD-RS and Rws
     • A DVD drive is storage device
   • Mouse
     • a mouse is an input device and is used to move the on-screen pointing device to wherever the user wants to on the screen, mouse buttons are used to select options or to choose from a menu
     • there may be a scrolling 'button' to assist with navigating around documents

2. Portable computing devices

   • Laptop computers
     • A laptop has a integrated screen, keyboard and pointing device. Laptops allow the user to carry out most office tasks while away from the office.
     • a wireless connection allows the user to access emails, instant messaging, live web chat, browsing the internet and viewing photographs.
   • Tablet computers
     • Tablet computers are portable devices that usually have no pointing device or physical keyboard.
     • a touchscreen allows you to move the pointer or use an on screen keyboard to carry out tasks.
     • tablet computers can be used to access emails, instant messaging, live web chat, browsing the internet and viewing photographs.
   • smart phones
     • a smartphone combines a voice telephone, a personal assistant, a web browser, a calendar and diary, a digital camera, GPS system, a media player, and the ability to run 'apps' to carry out tasks.
   • Netbook computers
     • netbook computers are smaller than laptops and often have a lower specification.
     • Netbooks do not usually have optical drives, so can be made smaller and lighter.
     • they can be used to access emails, internet and viewing photographs.