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Technology โ€” Software Engineering

IT reviewer: the SDLC and development methodologies.

Reviewer for software engineering fundamentals.

1

The SDLC

Requirements โ†’ Design โ†’ Implementation โ†’ Testing โ†’ Deployment โ†’ Maintenance
2

Methodologies

ModelFeature
WaterfallSequential, rigid
AgileIterative, flexible (sprints)
DevOpsContinuous integration & delivery
๐Ÿ’ก Exam Hack

Agile delivers working software in short iterations and welcomes changing requirements.

3

Quality & Testing

Testing levels: unit โ†’ integration โ†’ system โ†’ acceptance. Version control (Git) tracks changes and enables collaboration.

4

Bug Cost

โš ๏ธ Common Mistake

The later a bug is found, the more expensive it is to fix โ€” catching defects early (in design/requirements) saves the most.

๐Ÿ“Œ Quick Recap โ€” Master These

Before your exam, make sure you can confidently explain and apply each of the following:

  • The SDLC
  • Methodologies
  • Quality & Testing
  • Bug Cost

Re-read any section above where you hesitate, then explain it aloud in your own words โ€” if you can teach it simply, you understand it. Focus your final review on the tables, formulas, and the common-mistake warnings, since those are where most points are won or lost.