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III. Speaking exercises:
Exercise 1. Describe requirements phase, compiler, coding phase, programming tools
using the suggested words and expressions:
| requirements phase define\ system\ constraints\ a requirements document\product overview\ a specification\operating\ maintenance \environment\ high-level\ conceptual model of the system\ functional requirements\ listing \enhancements |
| compiler covert\written in high-level language\an object\a source program\special program. |
| coding phase software life-cycle\ code\ concerned\ design\ development\ implement \ formal language\ programming language |
| Programming tools Debugger\ find errors\ profiler\ in the code\ parts of a module \ executing\optimizers \run faster. |
Exercise 2. Ask questions to the given answers:
1. Question: ____________________________________?
Answer: A software system consists of executable computer code and the supporting documents.
2. Question: ____________________________________?
Answer: The higher-level languages can be categorized as functional languages, declarative languages, and imperative languages.
3. Question: ____________________________________?
Answer: Most coding today is done in one of the higher-level languages.
4. Question: ____________________________________?
Answer: The best-known life-cycle model is the waterfall model.
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