Year 8 Computer Systems • Lesson 3 • Activity 1

Scenarios

Work out what happens inside the computer while Stella edits images and browses the web. Complete both tasks, check your answers, and use the feedback to improve.

Illustration of a hard drive.
Storage (hard drive)
Illustration of RAM memory sticks.
Memory (RAM)
Illustration of a CPU chip.
Processor (CPU)

Task 1

Images

Choose the correct behind-the-scenes sentence for each stage of Stella using an image editing app.

Storage
→
Main memory
→
Processor

Visual memory prompt

Track what moves where: programs and files move from storage into main memory, then instructions run in the processor.

Task 2

Browsing

Fill each gap with the correct term. Use the same vocabulary more than once if needed.

Stella starts the browser

The program is copied from into .

Program instructions are fetched one by one from into , where they are executed.

She selects a web page

Web page data is requested and received from . The data is copied into for immediate processing.

Stella reads through the page

Program instructions are fetched one by one from into , along with the web page data that they will operate on.

The instructions are executed and any resulting data is transferred back from into .

Download your answers

Create a PDF with your task scores, selected answers, and the correct corrections for revision.