
Checkpoint 2 - Revision
Authored by Nasra Alshamsi
Computers
12th Grade
Used 1+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Refer to the image shown below. Which of the following Arduino commands is used to initialize pin ‘8’ as an OUTPUT?
digitalWrite(8, OUTPUT)
pinMode(8, HIGH)
pinMode(8, OUTPUT)
analogRead(8)
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can we write (A = A + 1) in Arduino syntax?
A++
A+=B
A--
A*=B
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can we write (A = A - 1) in Arduino syntax?
A++
A+=B
A--
A*=B
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can we write (A = A * B) in Arduino syntax?
A++
A+=B
A--
A*=B
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can we write (A = A + B) in Arduino syntax?
A++
A+=B
A--
A*=B
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What do we call an electrical signal that represents information in the pattern of bits (0s and 1s)?
Analogue signals
Continuous signals
Digital signals
FM radio signals
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What do we call a continuous signal with an infinite number of possibilities?
Analogue signals
Discrete signals
Digital signals
Optical drives
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