1) describe differences between CRT and LCD.
2) Describe what LCD matrix types are.
3) Discuss the block diagram of VAC.
4) Describe some of the features of CRT.
5) Discuss some of the characteristics of the LCD.
6) Discuss structure and working of LED with the help of suitable diagram.
7) Describe some of the benefits of LCD over the CRT.
8) Describe what is capacitive and Hall effect switch.
9) Discuss the opto-electronics and membrane switch.
10) Describe the construction and working of the mechanical mouse.
11) Discuss the construction and working of the opto- mechanical mouse.
12) Describe the installation process of the mouse.
13) Describe the construction and working of the flatbed scanner.