PLTW Engineering Essentials Unit 3 Test Review

Identify the type of switch.

• Roller Switch

• Rotary Switch

• Slide Switch

• Toggle Switch

PCB stands for:

• Product Colored Board

• Programming Circuit Board

• Printed Circuit Board

• Pieces Colored Board

You are an employee at Home Depot. A customer walks up to you and asks what wire he should buy to make circuits on breadboards. What wire do you recommend?

• Gauge 30

• Gauge 12

• Gauge 22

• Gauge 24

When making your custom jumper cables for breadboards, which wire is recommended.

• Solid Core Wire

• Stranded Wire

• Sheath Wire

• Gauge 10

Assuming the circuit has the power on, what are two possibilities why the LED won't turn on?

• The LED polarity is wrong.

• The LED is burned out.

• The LED is on the wrong row.

• Positive connection is on the wrong row.

What is wrong with the circuit?

• Power is connected wrong in the rails.

• LED needs to be flipped

• Wrong Resistor

• Component lead is on wrong row.

Which holes are connected together in row 2?

• A through E

• F through J

• A through J

• B through F

What are the (+) and (-) signs on a breadboard used to indicate?

• The polarity of the electrical connections

• The resistance levels

• The capacitance values

What do you call the highlighted part/s?

• Power Source/s

• Positive and Negative rails

• Prototyping area/s

• Conductive strip/s

What is the purpose of a breadboard?

• The purpose of a breadboard is to slice bread.

• The purpose of a breadboard is to build and test electronic circuits without soldering.

• The purpose of a breadboard is to play board games.

• The purpose of a breadboard is to store bread.