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Lesson details
Key learning points
- In this lesson, we will be introduced to the concept of three-input logic problems, and will be taught how to construct a three-input logic diagram, truth table, and expression.
Licence
This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.
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4 Questions
Q1.
How many outputs do ALL logic gates have?
2
3
None
Q2.
What would the output of an AND logic gate be if both inputs are True?
0
Q3.
What would the output of an OR gate be if both inputs are False?
1
Q4.
What would the output of a NOT gate be if the input is False?
0
3 Questions
Q1.
How many input combinations are there for a 3 input truth table?
2
4
6
Q2.
drive = (accelerator or cruise control) and keys - This is an example of what type of logical tool?
A computer program
A logic diagram
A truth table
Q3.
"The garage door will open if the proximity sensor is activated and the door is not block, or if the button is pressed" - how many logic gates would you need to draw a logic diagram of this expression?
0
1
2