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Truth tables

Quiz by GCSE Computer Science Teacher 3

GCSE (AQA)
Computer Science
English National Curriculum

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Measures 1 skill from
GCSE (AQA)
Computer Science
English National Curriculum
3.4.2.a
Construct truth tables for the following logic gates: NOT, AND, OR. "Construct truth tables for simple logic circuits. Interpret the results of simple truth tables."

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Q 1/14
Score 0
What is a truth table?
60
They determine the output of one input
They list all the possible inputs and outputs of a logic gate
They work out if a statement is true or not
They list only the inputs of a logic gate

14 questions

Q.What is a truth table?
1
60 sec
3.4.2.a
Q.The truth table above is for which gate?
2
45 sec
3.4.2.a
Q.The above truth table is for which gate?
3
45 sec
3.4.2.a
Q.The above truth table is for which gate?
4
45 sec
3.4.2.a
Q.The above truth table is for which gate?
5
60 sec
3.4.2.a
Q.The above truth table is for which gate?
6
60 sec
3.4.2.a
Q.If a truth table with two inputs will have 4 rows, how many must a truth table with three input have?
7
60 sec
3.4.2.a
Q.Which formula correctly represents the maximum number of rows in relation to the number of inputs?
8
60 sec
3.4.2.a
Q.In what order would these inputs be displayed in a truth table?
9
60 sec
3.4.2.a
Q.What is the missing value?
10
60 sec
3.4.2.a
Q.Why is C is not considered when deciding how many inputs there are, and therefore how many rows are needed in the truth table?
11
60 sec
3.4.2.a
Q.How many of these are both inputs AND outputs?
12
60 sec
3.4.2.a
Q.How many of these are only inputs?
13
60 sec
3.4.2.a
Q.What is one disadvantage of truth tables for combined logic gates?
14
60 sec
3.4.2.a

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