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Computing

Computing · Quick practice · answer shown after each question

Boolean algebra

Question 1 of 10

Question 1 of 10

How many NAND gates are needed to make an AND gate?

Question 2 of 10

Question 2 of 10

What is A + 1 equal to?

Question 3 of 10

Question 3 of 10

Simplify A · 1.

Question 4 of 10

Question 4 of 10

Simplify A + A·B.

Question 5 of 10

Question 5 of 10

Simplify A · Ā.

Question 6 of 10

Question 6 of 10

What is A · 1 equal to?

Question 7 of 10

Question 7 of 10

Simplify A + A.

Question 8 of 10

Question 8 of 10

Simplify the Boolean expression A + A.

Question 9 of 10

Question 9 of 10

Simplify A·B + A·B̄.

Question 10 of 10

Question 10 of 10

Simplify A + Ā.

Questions written by OtisamLMS in the style of the WASSCE. They are not WAEC past questions.