Hardware & Software
The physical parts or components of a computer, including monitors, keyboard, memory, storage devices and more.
CPU Crossword Puzzle
Complete the crossword, then click on “Check” to check your answer. If you are stuck, you can click on “Hint” to get a free letter. Click on a number in the grid to see the clue or clues for that number.
Binary Logic Gap Fill
Fill in all the gaps, then press “Check” to check your answers. Use the “Hint” button to get a free letter if an answer is giving you trouble. Note that you will lose points if you ask for hints!
Secondary Storage: Definition, Technology & Devices
Candidates should be able to: explain the need for secondary storage describe common storage technologies such as optical, magnetic and solid state select suitable storage devices and storage media for a given application and justify their choice using characteristics such as capacity, speed, portability, durability and reliability. Why is secondary storage needed? Although RAM can …
Input devices, processing & output devices
Candidates should be able to: understand the need for input and output devices describe suitable input devices for a wide range of computer controlled situations describe suitable output devices for a wide range of computer controlled situations discuss input and output devices for users with specific needs. Why does a computer system need input devices? …
Memory – RAM, ROM, Cache, Flash & Virtual
Candidates should be able to: describe the difference between RAM and ROM explain the need for ROM in a computer system describe the purpose of RAM in a computer system explain how the amount of RAM in a personal computer affects the performance of the computer explain the need for virtual memory describe cache memory …
Boolean logic – Binary Logic
Candidates should be able to: explain why data is represented in computer systems in binary form understand and produce simple logic diagrams using the operations NOT, AND and OR produce a truth table from a given logic diagram. Why is data represented in computer systems in binary form? Computer systems are based on logic circuits. …
Fundamentals of Computer Systems
Computer Systems Candidates should be able to: define a computer system describe the importance of computer systems in the modern world explain the need for reliability in computer systems explain the need for adherence to suitable professional standards in the development, use and maintenance of computer systems explain the importance of ethical, environmental and legal …