Conceptual Problems

Explain how an OR gate may be constructed with AND and NOT gates. A logic circuit is given in the Fig.charge it in simpler form. [Refer to conceptual Problem 4 for first part. The given figure represents AND gates as y=A.(barA(A+B))=A.barA+A.B=A.B]

The Problem

The Problem

A collection of conceptual tools for describing data, relationships, semantics and constraints is referred to as

Conceptual understanding among students is likely to improve I the settings which emphasis on