Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
5 Cards in this Set
- Front
- Back
|
Describe the difference between declarative languages and procedural languages (2)
|
Procedural - Describes how to solve a problem |
|
|
High level languages include procedural and object orientated languages. Describe the features of a procedural high level language. (4)
|
Uses sequence, selection & iteration Program states what to do ... & how to do it Program statements are in blocks |
|
|
Explain why the unified modelling Modelling language (UML) is used
|
It is a standard way to present information ... and to illustrate the design of a system ... in a visual manner, so it is easy to understand IT allows systems analysts, programmers, and clients to communicate It makes system maintenance easier ... when modifying a system |
|
|
Features of Low Level Languages |
Each instruction usually represents one machine code instruction Mnemonics are used |
|
|
Features of Object orientated Languages |
Data is only accessible through methods Inheritance may be used Local variables may be used |
