Physics: Digital Electronics

Test Quiz

1. What fixed values are used for communications, storage, and math in digital electronics?

a. 1 through 10

b. 0 through 7

c. 0 and 1

d. 1 and 2

e. All 10 based numbers

2. What value is called HIGH in digital electronics?

a. 0

b. 1

c. 2

d. 10

e. 100

3. What value is called LOW in digital electronics?

a. 0

b. 1

c. 2

d. 10

e. Negative 1

4. What do we call math that just uses 1s and 0s?

a. Algebra

b. Hexagonal math

c. Doubles math

d. Boolean math

e. Octagonal math

5. If a HIGH or a 1 is input into an inverter, what is the output?

a. 0

b. 1

c. 11

d. 1

e. 10

6. What are the possible inputs to an AND gate that can produce an output of 1?

a. 0

b. 1

c. 10

d. 11

e. All of the above

7. Where are digital electronics used?

a. Cell phones

b. Cameras

c. Cars

d. Computers

e. All of the above

8. True or False: It can take hundreds of engineers years to design some complex computer chips.

a. TRUE

b. FALSE

c.

d.

e.

9. What element is a good electrical semiconductor and is used to make most digital chips?

a. Copper

b. Gold

c. Silicon

d. Sulfur

e. Silver

10. What company was the largest computer chip buyer in the world in 2011?

a. IBM

b. General Motors

c. Samsung

d. Apple

e. Dell

**About this quiz:** All the questions on this quiz are based on information that can be found on the Physics: Digital Electronics page at www.ducksters.com/science/digital_electronics.php.

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