CPU Architecture
System Software – Operating Systems Spring System Software – Utility Programs
Hardware – Input, Output and Storage Devices
Summer
Memory
Logic Gates
procedural high-level languages: integer, real, char, string, Boolean, date (pseudocode will use the following data types: INTEGER, REAL, CHAR, STRING, BOOLEAN, DATE, ARRAY, FILE Show understanding of the basic Von Neumann model for a computer system and the stored program concept Show understanding of how data are transferred between various components of the computer system using the address bus, data bus and control bus Describe why a computer system requires an operating system Explain the key management tasks carried out by the operating system Show an understanding of the need for typical utility software used by a PC computer system: • Disk formatter • Virus checker • Defragmenter software • Disk contents analysis/disk repair software • File compression • Backup software Identify hardware devices used for input, output, secondary storage
Describe and understand the fundamental structure of the CPU
Understand the need for an operating system and describe some of the roles it can perform
Show understanding of the basic internal operation of the following specific types of device: • Keyboard • Trackerball mouse • Laser mouse • Scanner • Sensors • Actuators • Inkjet printer • Laser printer • Speakers • Optical disks • Hard disk • Flash memory Explain the differences between RAM and ROM memory Explain the differences between Static RAM (SRAM) and Dynamic RAM (DRAM) Understand and define the functions of NOT, AND, OR, NAND, NOR and XOR (EOR) gates including the binary output produced from all the possible 2021 Page | 15
