CPU Starter on shared area for pupils as they log on. L1 starter activity

Starter: Do not use the computer. Answer the following: What do you think a CPU is?

What is a CPU? CPU stands for Central Processing Unit It is the engine of any computer Anything that needs to execute an instruction needs a CPU Phone, Ipod, home computer, vending machine.

Central Processing Unit (CPU) The CPU is the engine of the computer It fetches, decodes and executes instructions which are stored in memory. This makes your computer function Without a CPU your computer would not even switch on

Fetch, Decode, Execute Step 1: CPU fetches the instruction from memory Instruction fetched from memory CPU Instruction decoded then executed Memory Answer returned to memory and instruction carried out Step 1: CPU fetches the instruction from memory Step 2: CPU decodes the instruction so that it understands it Step 3: CPU executes the instruction and sends back its answer

Cache Cache is a very quick type of memory It is part of the CPU chip Activity: research a Cache in pairs and write a description that you can share with the rest of the group.

CPU Cores Modern CPUs have two (dual core) or four cores (quad core) Activity: Research dual core and quad core individually then compare your findings with a partner.

Activity Create a presentation or a document to describe the CPU. Here are some questions you will need to consider: -What is a CPU? -What does it do? -What does it look like? -What is Cache? -What is a core?