Quiz: Calculating Text File Size (Bits per Character × Characters)

OCR GCSE J277 Computer Science specification

11 Steps9 Questions

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Building on what you've learned, let's test your knowledge of calculating text file size!

Multiple ChoiceInteractive

What does 'bits per character' represent when calculating text file size?

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Multi-SelectInteractive

Which of the following are true about calculating text file sizes? (Select all that apply)

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Fill in the BlankInteractive

A file with 100 characters and 8 bits per character would have a total size of {{blank0}} bits.

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MatchingInteractive

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

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Math EquationInteractive

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

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Multiple ChoiceInteractive

What happens to the file size when switching from ASCII (8 bits per character) to Unicode (16 bits per character)?

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typedAnswer

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

Multi-SelectInteractive

Which factors influence the size of a text file? (Select all that apply)

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Fill in the BlankInteractive

If a file contains 50 characters and uses 10 bits per character, the total file size is {{blank0}} bits.

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Multiple ChoiceInteractive

Why does Unicode (16 bits per character) support more characters than ASCII (8 bits per character)?

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