manual input devices Flashcards
advantages of a keyboard
-easy to use
-fast entry of text
disadvantages of a keyboard
-slower compared to direct data entry
-large and takes space
advantages of numeric keypad
-quicker than keyboard to input numeric data
-small and easily fits onto devices
disadvantages of numeric keypad
-keys can be too small
-difficult to type letters in brick phones
advantages of a mouse
-easy to navigate
-quicker than keyboard in selecting options
disadvantages of a mouse
-flat surface is required
-might be difficult for people with wrist issues
advantages of a touchpad
-included in laptop so no need for separate device
-takes less room than a mouse
disadvantages of a touchpad
-more difficult to use compared to a mouse
-more expensive than a mouse
advantages of a trackerball
-easier to use compared to a mouse
-more accurate pointer positioning
disadvantages of a trackerball
-usually more expensive
-unfamiliar to users
advantages of a remote control
-can be used from a distance
-safer if controlling dangerous equipment
disadvantages of a remote control
-signal can be blocked by obstacles
advantages of a joystick
-easier to play with compared to a computer keyboard
-easy to get used to
disadvantages of a joystick
-difficult to input text
advantages of touchscreen
-easy to select options
-no training needed
disadvantages of touchscreen
-options can accidentally be selected
-screen can get dirty
advantages of scanners
-copies can be created
-easy to scan
disadvantages of scanners
-quality depends on resolution settings
-scanned images take alot of diskspace
advantages of digital cameras
-no film to develop
-easy to delete unwanted images
-easily transferred
disadvantages of digital cameras
- dont have the good quality of traditional ones
-takes up more memory
advantages of microphone
-voice overs can be added to presentations
-makes driving safer as you can use your phone hands free
disadvantages of a microphone
-sound files take alot of space
-voice recognition isnt as accurate as typing text into a computer
advantages of graphics tablet
-accurate drawing method compared to pointer devices
-useful in countries where symbols are used instead of text
disadvantages of graphics tablet
-can be expensive
-longer to produce drawings