Back to the full dot-point answer
WalesComputer ScienceQuick questions
Unit 1: Data representation and data types
Quick questions on Characters, ASCII and Unicode - 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
A document of characters is stored in standard ASCII. How many bytes does the text need? [2 marks]
What is q2?Show answer
State one reason why Unicode is needed in addition to ASCII. [1 mark]
Have a question we have not covered?
This dot-point answer is short enough that we have not extracted many short questions yet. Read the full dot-point answer or ask Mo, our study assistant, in the chat for follow ups.