| S NO |
Assessment statement |
Grade |
Teacher’s notes |
| 1 |
Outline the architecture of the central processing unit (CPU) and the functions of the arithmetic logic unit (ALU) and the control unit (CU) and the registers within the CPU. |
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Students should be able to reproduce a block diagram showing the relationship between the elements of the CPU, input and output and storage. The memory address register (MAR) and memory data register (MDR) are the only ones that need to be included. |
| 2 |
Describe primary memory. |
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Distinguish between random access memory (RAM) and read-only memory (ROM), and their use in primary memory. |
| 3 |
Explain the use of cache memory. |
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Students should be able to explain the effect of cache memory in speeding up the system as well as being able to explain how it is used. |
| 4 |
Explain the machine instruction cycle. |
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This should include the role of data bus and address bus. |
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