Digital Electronics  Boolean Algebra and Logic Simplification
Exercise :: Boolean Algebra and Logic Simplification  General Questions
6. 
One of De Morgan's theorems states that . Simply stated, this means that logically there is no difference between: 
A. 
a NOR and an AND gate with inverted inputs  B. 
a NAND and an OR gate with inverted inputs  C. 
an AND and a NOR gate with inverted inputs  D. 
a NOR and a NAND gate with inverted inputs 
Answer: Option A
Explanation:

7. 
The commutative law of Boolean addition states that A + B = A × B. 
Answer: Option B
Explanation:

8. 
Applying DeMorgan's theorem to the expression , we get ________. 
Answer: Option A
Explanation:

9. 
The systematic reduction of logic circuits is accomplished by: 
A. 
using Boolean algebra  B. 
symbolic reduction  C. 
TTL logic  D. 
using a truth table 
Answer: Option A
Explanation:

10. 
Which output expression might indicate a productofsums circuit construction? 
Answer: Option D
Explanation:
