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O-LevelComputer ScienceHardware2210/12 · May/June 2019 · Q36 Marks

Vanessa writes a paragraph as an answer to an examination question about the central processing unit (CPU). Use the list given to complete Vanessa's answer by inserting the correct six missing terms. Not all terms will be used. • Components • Data • Decoded • Executed • Fetched • Instructions • RAM • ROM • Secondary storage The CPU processes ................................................................ and ................................................................ An instruction is ................................................................ from ................................................................ into the CPU where it is then ................................................................ . Once this has taken place the instruction is then ................................................................ .

  1. The CPU processes ................................................................ and ................................................................ An instruction is ................................................................ from ................................................................ into the CPU where it is then ................................................................ . Once this has taken place the instruction is then ................................................................ .[6]

Mark scheme

Marking points from the official mark scheme (May/June 2019). The mark or mark type is shown in brackets.

  1. [6] 1 mark for each correct term, in the correct place: Data/instructions Instructions/data (must be the alternative to MP1) Fetched RAM Decoded Executed

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About this question

Topic
Hardware, O-Level Computer Science (syllabus 2210). Structured question, 6 marks.
Source
O-Level Computer Science, May/June 2019 Paper 1 Variant 2, question 3.

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