Fig: Monitor

Monitor is an output device of computer. It is most important output device of computer system. It looks like television. It is also known as VDU (Visual Display Unit). It is used to display information for user where user can do different types of work such as looking information, editing information, adding information and printing information etc. Without this device user cannot see the result that are produced by the C.P.U. Back parts of monitor, there are two types of cables. 
    
They are:

(a)  Power Cable

Fig: Power Cable

(b)  VGA Cable 

Fig: VGA Cable

Mainly monitor are divided into two categories. They are given below:

(1)     Monochrome Monitor

(2)     Color Monitor