Explain the role of the following hardware in a firm.
i)Graphic tablet
ii)Touch screen
iii)Digital camera
iV)Light pen
Answer:
i)Graphic tablet: used for entering drwings
ii)Touch screen: for making faster selection of objects on a screen.
iii)Digital camera: used for capturing and inputting digital images into a publication
iv)Light pen: for selecting items on the computer system and also for drawing graphics.
ii)Touch screen: for making faster selection of objects on a screen.
iii)Digital camera: used for capturing and inputting digital images into a publication
iv)Light pen: for selecting items on the computer system and also for drawing graphics.
Share To Friends Via:
State four ways in which a computer user can protect the eyes from damage caused by computer radiation. 
