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WalesComputer ScienceQuick questions
Unit 1: Data representation and data types
Quick questions on Compression - WJEC GCSE Computer Science (Unit 1)
2short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What is q1?Show answer
State one reason why files are compressed before being sent over the internet. [1 mark]
What is q2?Show answer
Compress the sequence AAAABBAAAA using run-length encoding. [2 marks]
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