Boolean Algebra (AQA A-Level Computer Science): Quizzes

Who developed Boolean algebra in the mid-1800s?

George Boole

In Boolean algebra, what value represents TRUE?

1

How many possible combinations exist for a truth table with two inputs ($A$ and $B$)?

4

When does the AND operation produce a TRUE result?

When all inputs are TRUE

What symbol represents the OR operation in Boolean notation?

• (plus)

What is another name for the NOT operation?

Inversion

When does the NAND operation return TRUE?

When at least one input is FALSE

When does the XOR operation produce a TRUE result?

When exactly one input is TRUE

According to the Inverse Law, what does $A \cdot \bar{A}$ equal?

0

According to De Morgan's Law, what does $\overline{A + B}$ equal?

$\bar{A} \cdot \bar{B}$