Computer Studies·Programming · NSSCO 4.5
Programming: implementation tools, IDE, maintenance & error types
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An algorithm is only a plan. In this lesson we turn that plan into a real, working program a computer can run. We look at how to pick the right implementation tool, design a simple GUI, write neat code that is easy to maintain, use an IDE and built-in functions, do CRUD with macros or a query language, and spot the three kinds of programming errors.
What you'll learn in this lesson
By the end you should be able to (NSSCO Computer Studies 4.5):
- Develop (a) simple program(s) OR mobile application(s) OR any other solution like macros within a spreadsheet or database
- Select implementation tools according to the complexity of the problem to be solved. An implementation tool can be one or a combination of the following: programming language, query language, macro facilities, program (code) generators
- Design and implement a graphical user interface (GUI) or any other interface
- Translate each step of the algorithm into an instruction a computer can understand
- Describe and apply the following to facilitate the maintenance of programs: use of comments in program codes, distinguish between variables and constants, meaningful identifier names (variables, constants, programs, functions, etc.), program indentation
- Use the following facilities offered by the IDE: code editing, debugging tools
- Demonstrate an understanding of the usefulness of functions and procedures; use built-in functions and procedures available within the application selected
- Use macros or a query language to apply the following: add new records, delete records, retrieve records, update records
- Use test strategies to evaluate programs developed
- Describe and give examples of the following types of programming errors: syntax errors (compilation errors), runtime errors, logic errors
- Select and apply suitable test data for the developed programs
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Miss Maria and Mike talk through the whole topic — with the figure and working drawn live.