GCSE Computer Science

GCSE Computer Science

1. System Architecture

   • Von Neumann architecture
   • Common CPU conponents
   • The function of a CPU
   • How common characteristics of a CPU affects their performance
   • Embedded systems

2. Mermory

   • Difference between RAM and ROM
   • Purpose of RAM
   • Purpose of ROM
   • The need for virtual memory
   • Flash memory

3. Storage

   • The need for secondary storage
   • Data calculation
   • Data capacity and calculation of data capacity requirements
   • common types of storage
   • suitable storage devices and storage media for a given application, and the advantages and disadvantages of these, using characteristics:

4. Wired and wireless networks

   • types of networks
   • factors that affect the performance of networks
   • the different roles of computers in a client-server and a peer-to-peer network
   • • the hardware needed to connect stand-alone computers into a Local Area Network: