GCSE A* REVISION NOTES


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Programming

Programming Languages

explain the difference between high level code and machine code

explain the need for translators to convert high level code to machine code

describe the characteristics of an assembler, a compiler and an interpreter

describe common tools and facilities available in an integrated development environment (IDE): editors, error diagnostics, run-time environment, translators, auto-documentation.

Handling Data in Algorithms

define the terms variable and constant as used in an imperative language

use variables and constants

describe the data types integer, real, Boolean, character and string

select and justify appropriate data types for a given program

perform common operations on numeric and Boolean data

use one-dimensional arrays

Testing

describe syntax errors and logic errors which may occur while developing a program

understand and identify syntax and logic errors

select and justify test data for a program, stating the expected outcome of each test.


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