O-LevelComputer ScienceProgramming2210/22 · May/June 2023 · Q66 Marks

State three different features of a high-level programming language that a programmer could use to make sure that their program will be easier to understand by another programmer. Give an example for each feature. Feature 1 Example Feature 2 Example Feature 3 Example

State three different features of a high-level programming language that a programmer could use to make sure that their program will be easier to understand by another programmer. Give an example for each feature. Feature 1 Example Feature 2 Example Feature 3 Example[6]

Mark scheme

Marking points from the official mark scheme (May/June 2023). The mark or mark type is shown in brackets.

[6] One mark for each feature and one mark for corresponding example (max six) • ensuring that all identifiers have meaningful names ... example using Total to store a running total • using comments to explain how the program works ... example // all values are zeroed before the next calculation • using procedures and functions for the tasks within a program ... example CalculateInterest(Deposit, Rate)

On Oracle Prep you can write or photograph your own answer and have it marked by AI against this mark scheme, with feedback on what you missed.

Topic: Programming, O-Level Computer Science (syllabus 2210). Structured question, 6 marks.
Source: O-Level Computer Science, May/June 2023 Paper 2 Variant 2, question 6.

Questions and mark schemes are from past examination papers and remain the copyright of the exam board. How Oracle Prep builds its content