Computing devices

Computing devices

1. Desktop Computer

   • Dvd disk
     • A dvd drive is a storage device. A dvd drive is used to read DVDs such as DVD-ROMs, DVD-Rs and DVD-Rws
   • Monitor
   • Keyboard
     • Keyboards are used to input characters while typing or entering commands
   • Main case
     • The main case will contain components such as the motherboard disk and power supply
   • 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
   • Moniters
     • Widescreen
     • Normals
     • Rotatable
     • Standard
     • Output devices used to display the tasks being worked on by the user.

2. Portable computing devices

   • Laptop computor
     • A laptop computer has integrated screen, keyboard and pointing device. it has a wireless connection which allows the user to access to the internet and email.
   • Netbook computers
     • They are smaller than latptops and often have a lower specification
     • They do not usually have optical drives, so they can be made smaller and lighter.
   • Tablet computers
     • They are portable devices and usually have a pointing device or a physical keyboard.
     • Touch screen allows the user to move the pointer or use an on-screen keyboard to carry out tasks. it can be used to access email, instant messaging and live web
   • Smartphone
     • A smartphone combines a voice telephone, a personal digital assistant, a web browsers and a calendar. They have the ability to run 'apps' to carry out tasks.