DE Semester Review A

Front

What is the maximum current level that a human body can withstand before sustaining injury? Options: A. 100 uA, B. 1.0 mA, C. 15 mA, D. 50 mA

Back

15 mA

Front

You notice that the cord of your soldering iron is frayed and possibly broken. What should be done next? Options: A. If the cord works, continue to use the soldering iron. B. Label the broken section and notify the instructor. C. Put the soldering iron back and pick one without a frayed cord. D. Throw the soldering iron away.

Back

Label the broken section and notify the instructor.

Front

What are the color codes for a 470k ohm resistor?

Back

Yellow, Violet, Yellow

Front

What does a capacitor store?

Back

Charge

Front

In most 14-pin TTL IC chips, you connect ground to what pin?

Back

7

Front

The type of IC chips used in an educational environment that have 14 pins (7 on each side) is called a __________?

Back

Dual Inline Package

Front

Name this electrical component: Jump Wire, Fixed Resistor, Potentiometer, Diode

Back

Fixed Resistor

Front

Name this electrical component: Electrolytic Capacitor, Fixed Resistor, Ceramic Disc Capacitor, Diode

Back

Ceramic Disc Capacitor

Front

What is this? Options: spider, IC , transistor, transformer

Back

IC 

Front

This is the symbol for ...

Back

Light Emitting Diode (LED)