Question 9
Question 9 of 11

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Topics Tested

Including identifying each stage and performing these tasks for each stage: analysis: abstraction, decomposition of the problem, identification of the problem and requirements, design: decomposition, structure diagrams, flowcharts, pseudocode, coding: writing program code and iterative testing, testing: testing program code with the use of test data. Including: inputs, processes, outputs, storage. Including: structure diagrams, flowcharts, pseudocode. Including: stating the purpose of an algorithm, describing the processes involved in an algorithm. Limited to: linear search, bubble sort, totalling, counting, finding maximum, minimum and average values. Including: range check, length check, type check, presence check, format check, check digit. Including: visual check, double entry check. Limited to: normal, abnormal, extreme, boundary. Extreme data is the largest/smallest acceptable value. Boundary data is the largest/smallest acceptable value and the corresponding smallest/largest rejected value. Including, at each step in an algorithm: variables, outputs, user prompts. Precision is required when writing algorithms, e.g., x > y is acceptable but x is greater than y is not acceptable.

Including: integer, real, char, string, Boolean. Including: IF statements, CASE statements. Including: count-controlled loops, pre-condition loops, post-condition loops. Including: length, substring, upper, lower. The first character of the string can be position zero or one. Arithmetic, limited to: +, -, /, *, ^ (raised to power of), MOD, DIV. Relational, limited to: =, <, <=, >, >=, <> (not equal to). Logical, limited to: AND, OR, NOT. Including nested selection and iteration. Candidates will not be required to write more than three levels of nested statements. Procedures and functions may have up to three parameters. Including: MOD, DIV, ROUND, RANDOM. Including appropriate use of meaningful identifiers, the commenting feature provided by the programming language, procedures and functions, relevant and appropriate commenting of syntax. Use meaningful identifiers for variables, constants, arrays, procedures and functions.