Daily Practice - GCSE Computer Science
Systems, data representation, networks, algorithms and programming.
- 1SQL and Data Handling
Give one advantage of a relational database over a flat-file database.
- 2Trace Tables and Binary/Hex Conversions
Convert the denary number 200 to hexadecimal, showing your working.
- 3Systems Architecture
State the three stages of the fetch-decode-execute cycle in the order they occur.
- 4Memory and Primary Storage
A photo file is 3.5 MB in size. Calculate its size in kilobytes (KB). Use 1 MB = 1000 KB.
- 5Secondary Storage
Give one reason why RAM on its own is not enough, and a computer also needs secondary storage.
You are looking at an earlier sheet. Today's sheet is the one that adds a day.
Your run is kept in this browser only, and there is no account.
Recent GCSE Computer Science sheets
Every sheet is deterministic: the same date always regenerates the same five questions. All of May 2024, including the monthly compilation PDF.