O-LevelComputer ScienceData Representation2210/12 · May/June 2018 · Q43 Marks

Jafar is using the Internet when he gets the message: "D03, page is not available” Jafar remembers that hexadecimal is often used to represent binary values in error codes. Convert the hexadecimal number in the error message into 12-bit binary.

Jafar is using the Internet when he gets the message: "D03, page is not available” Jafar remembers that hexadecimal is often used to represent binary values in error codes. Convert the hexadecimal number in the error message into 12-bit binary.[3]

Mark scheme

Marking points from the official mark scheme (May/June 2018). The mark or mark type is shown in brackets.

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Topic: Data Representation, O-Level Computer Science (syllabus 2210). Structured question, 3 marks.
Source: O-Level Computer Science, May/June 2018 Paper 1 Variant 2, question 4.

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