Quiz

Quiz: Overflow in Binary Numbers

Pearson GCSE Computer Science 1CP2

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Steps in this lesson (12)

1
Text

Building on what you've learned about binary numbers and arithmetic, let's explore the concept of overflow: when values exceed the available number of bits!

2
Multiple ChoiceInteractive

What does overflow mean in binary arithmetic?

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3
Multi-SelectInteractive

Which of the following can cause overflow in binary calculations? (Select all that apply)

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4
Fill in the BlankInteractive

Overflow occurs when the result of a calculation is too {{blank0}} to fit in the {{blank1}} provided by the system.

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5
MatchingInteractive

Match the items on the left with their correct pairs on the right

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6
Math EquationInteractive

Add 200 and 100 in an 8-bit binary system. What is the result?

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7
Multiple ChoiceInteractive

What is the maximum value that can be represented in an 8-bit binary system?

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8
typedAnswer

Match the items on the left with their correct pairs on the right

9
Multi-SelectInteractive

An 8-bit binary system can represent numbers from -128 to +127 when using two’s complement. Which of the following are valid numbers in this system? Select all that apply.

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10
Fill in the BlankInteractive

In binary addition, if the sum exceeds the maximum representable value, this is called {{blank0}}.

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11
Multiple ChoiceInteractive

Which operation is most likely to cause an overflow in binary arithmetic?

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12
Math EquationInteractive

What is the result of adding 128 and 128 in an 8-bit binary system?

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