Arduino Junior Certification Practice Questions 3

Quiz
•
Computers
•
9th - 12th Grade
•
Easy
Jarvis Huck
Used 8+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which is not present in a working electric motor?
permanent magnet
AC current
coiled wire
DC current
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many void loop( ) functions can you include in a sketch
As many as you declare in the void setup( ) function.
two
As many as you want.
one
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a common use of a for( ) statement?
To repeat a section of code continuously.
To repeat a section of code as long as a specified condition is true.
To repeat a section of code a specified number of times.
To repeat a section of code one time.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
On a multimeter, which setting would be appropriate to measure the voltage of a 9-volt battery?
Setting C
Setting D
Setting B
Setting A
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
An LED is connected to Pin 9 and a potentiometer is connected to Pin A0. What does the following sketch do?
It flashes the LED at a rate based on the value of the potentiometer.
It fades the brightness of the LED based on the value of the potentiometer.
It sets the value of the potentiometer based on whether the LED is on or off.
It changes the color of the LED based on the value of the potentiometer.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
An electrical component that stores an electric charge.
resistor
potentiometer
capacitor
phototransistor
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The electrode or wire through which current exits a device, such as an LED, where the current can flow in only one direction.
anode
diode
ode
cathode
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