Year 5 - Computing
Selecting search results
Introduction to computer systems
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This pupil-friendly study guide includes a unit summary, clear notes, common mistakes, and quick questions with answers.
Unit Summary
In this unit pupils will explore computer systems and how information is transferred between devices. They will explore the input, output and processes of a variety of different real-world systems. Pupils will discover how information is found on the WWW through learning how search engines work.
Lesson Summary
You will learn to describe how search engines select results.
Key Notes
- Search engines are tools, which help you find things online.
- Web crawlers are used to create a search engine's index.
- Search engines look up search terms in indexes.
Vocabulary To Learn
- search engine: a tool that finds websites based on the search term used
- index: a list that helps find and organise information quickly
- web crawler: a program that visits websites and collects information to help create a search engine's index
Common Mistakes To Avoid
- When you use a search engine, it checks every website in the world before coming back with a result.
3 Quick Questions (With Answers)
1. Describe the system or process from this lesson in clear steps.
Search engines are tools, which help you find things online. Web crawlers are used to create a search engine's index.
2. Define this computing term and give one practical example. 'search engine'
a tool that finds websites based on the search term used. Add one real device or system example to prove understanding.
3. Correct this common computing misconception.
Mistake: When you use a search engine, it checks every website in the world before coming back with a result. Correction: A search engine just searches its index to find the relevant results.
More Lessons In This Unit
Browse all guides in the Year 5 Computing guide library.