Official Bihar Engineering University examination question papers, marks distribution, and questions transcript. Available exam sessions: 2023.
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Official BEU curriculum units & topics for this examination subject.
Unit 1.0: Number System
Binary Codes: BCD code • Excess-3 code • Gray-code • Complements: Signed magnitude • R's complement • (r-1)'s complement
Unit 2.0: Boolean Laws and Theorems
Logic Gate: Basic • Universal and Others • Truth TableLogic Functions • Conversion of Logic Functions into truth table and vice versa • SOP and POS forms of Representation • Canonical form • Minterm and maxterms • Simplification of Logic Functions by Theorems and Karnaugh's Map • Don't Care Conditions
Unit 3.0: Combinational Circuits
Adders: Half Adder • Full Adder • Parallel Adder • Carry Look ahead Adder • Subtractors: Half subtractor • Full subtractor • Multiplexer: 2x1 • 4x1 and design of 8x1 multiplexer • Demultiplexer • Decoder • Encoder and comparator
Unit 4.0: Sequential Circuit
Latches • Flip-Flops SR • D and T Flip Flop • Race around Condition • Master-Slave flip flop • Shift Registers • Counters- Synchronous and Asynchronous: Design of Ripple Counter • Finite state machines
Unit 5.0: Data Converter
Digital to Analog Converter • Binary-Weighted Resistors DAC • R-2R Ladder DAC • Analog to digital converters • Counter types ADC • Successive Approximation ADC • Dual Slope ADC • Flash ADC