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SYLLABUS:-

Section-A
Semiconductor Physics : Basic concepts, Intrinsic and extrinsic semiconductors, diffusion and drift currents, p-n junction under open- circuit, reverse bias and forward-bias conditions, p-n junction in the breakdown region, Ideal diode, terminal characteristics of junction diode. 
Amplifiers : Introduction of different types of amplifiers and their characteristics, Principle of amplifition, Frequency response of RC coupled amplifiers, bandwith and Concept of Cascaded Amplifiers, Feedback amplifiers, Effect of positive and negative feedback on amplifier gain and bandwidth.

Section-B
Oscillators : Criteria for oscillations, Qualitative analysis of LC, RC and Crystal Oscillators, Study of Wein Bridge Oscillators. 
Operational Amplifiers  : Op-amps, its characteristics and its applications.  
Power Suppliers : Introduction and Working of Switched Mode Power Supply (SMPS), Voltage Regulator, Introduction to Inverters and UPS.  

Section-C
Digital Electronics : Binary , Octal and Hexadecimal number system and conversions, BooleanAlgebra, Truth tables of logic gates (AND, OR, NOT) NAND, NOR as universal gates, Difference between combinational circuits and sequential circuits, Introduction to flip-flops (S-R & J-K). 
Electronics Intruments : Role, importance and applications of genera; - purpose test instruments viz Multimeter Digital & Analog, Cathode Ray Oscilloscope (CRO), Function/Signal Generator.

Section-D
Display : Seven segment display , Fourteen segment display , Dot matrix display 
LED Display : Introduction, Construction, Advantage of LEDs in electronics display 
LCD Display : Introduction, Types of LCD display- Dynamic scattering and field effect type; Types of liquid crystal cells :- Transmitting type and reflective type; Advantage and disadvantage of LCD display common applications.