VTU | 1st Sem | Module 3 | Full Adder | Truth Table, Circuit & Expressions | 2025 Scheme | 1BESC104C

Описание: This video explains the Full Adder from
Module 3 – Digital Logic & Boolean Algebra,
as per VTU 1st Semester syllabus (2025 Scheme – 1BESC104C).
The explanation includes:
Truth table
Logic circuit diagram
Expression for Sum (S)
Expression for Carry (Cout)
Reduction using Boolean algebra
Presented in clear VTU exam answer format for maximum scoring.
📝 VTU Exam Question (2025 Scheme – 1BESC104C):
Q. With the help of truth table explain the operation of full adder with its circuit diagram and reduce the expression for sum and carry.
📘 Syllabus Covered (Module 3 – VTU 2025 Scheme):
Combinational logic circuits
Full Adder definition
Inputs: A, B, Cin
Outputs: Sum (S), Carry (Cout)
Truth table explanation
Logic circuit diagram
Boolean expression for Sum
Boolean expression for Carry
Reduction using Boolean laws
🎯 Exam Importance (VTU):
Frequently asked 6–7 mark question
Important for CIE internal tests
High-probability truth table + circuit + derivation question in SEE
Foundation concept for Digital Electronics





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Important questions
Boolean simplifications
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📌 Course Details:
Subject: Introduction to Electronics & Communication
Module: 3
Course Code: 1BESC104C
Semester: 1st Semester
Scheme: VTU 2025 Scheme
University: Visvesvaraya Technological University (VTU)

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With the help of truth table explain the operation of full adder with its circuit diagram and reduce the expression for sum and carry.
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