Flashcards
Algorithms
Cards in this deck (9)
- 1What are the 3 main contructs of an algorithm?Sequence
Iteration
Selection - 2Explain the term Sequence.A sequence is the step by step instructions that need to be followed to complete a task
- 3Explain the term Iteration.Iteration is a process that will continue over and over till something has been complete or it is instructed to stop.
- 4Explain SelectionSelection is when a question is asked to see if something is complete EG: Is the bath water up to the correct height?
- 5What is a Flow diagram used for?A data flow diagram (DFD) is a graphical representation of the "flow" of data through an information system, modelling its process aspects
- 6In a flow diagram what does a rectangle present?A Process
- 7What does a diamond present in a flow chart?A decision (Iteration)
- 8What does a parallelogram present?Data (Input, Output)
- 9What does the oval at the start and finish of the flow diagram present?START and FINISH of the program.
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- GCSE Computing Flashcards on Algorithms, created by Charlotte Hilton on 16/09/2016.
- Created by
- Charlotte Hilton · Sep 2016
- Updated
- Dec 21, 2016
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- Created by Mrs H. Noble · Sep 15, 2016
- Copied by Charlotte Hilton · Sep 16, 2016
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