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Types and Components of Computer Systems

Jess Peason

Binary data, logic gates and truth tables

Description

For year 10 revision

Flashcards by Mel Hughes , updated more than 1 year ago

	Created by Mel Hughes about 9 years ago

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Resource summary

Question	Answer
Explain why data is represented in computer systems in binary form	Binary is used to encode data using the values 0 and 1 Each 1 or 0 is called a bit and a string of 8 bits is called a byte
AND gate	Image: fc40bf49-6de8-4592-822c-b8bee9340137 (image/png)
OR gate	Image: 6f1b7335-57e4-44e4-a598-80b1ef0d1a2e (image/png)
NOT gate	Image: 8168e5f9-e98a-44c5-a89e-ee5b4049fa45.gif (image/gif)
If the output of a circuit is high or ON, it is represented as .....?	1
If the output of a circuit is low or OFF, it is represented as .....?	0
ON = ?	TRUE
O = ?	FALSE
What is a logic gate?	Where transistors are wined together in circuits to perform logical calculations
What's a truth table?	Truth tables determine all of the possible input combinations and the output of logic gates

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