1) describe what is forward bias and reverse bias in a PN junction?
2) Sketch the VI characteristics of Zener Diode.
3) Transform 29610 to hexadecimal number.
4) describe what is multiplexer? Provide some of its applications.
5) describe what is ALE? describe its applications.
6) What is meant by the microprocessor? describe the power supply and clock frequency of 8085.
7) Describe the CMP B instruction in 8085.
8) Compare and contrast the CALL and PUSH instructions.
9) describe the modes that are used in the display modes?
10) Specify how many ports are needed for the keyboard interfacing?