A-LevelComputer ScienceHardware9618/32 · May/June 2022 · Q56 Marks

There are four basic categories of computer architecture. Single Instruction Single Data (SISD) is one architecture. Identify the three other categories of computer architecture. Describe each category that you identify.

Mark scheme

Marking points from the official mark scheme (May/June 2022). The mark or mark type is shown in brackets.

[6] SIMD (1) many/array processors execute the same instruction using different data sets (1) MISD (1) many processors (using different instructions) use the same data set (1) MIMD (1) many processors (using different instructions) using different data sets (1)

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Topic: Hardware, A-Level Computer Science (syllabus 9618). Structured question, 6 marks.
Source: A-Level Computer Science, May/June 2022 Paper 3 Variant 2, question 5.

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