National 4 & 5 Computing Science

The National 4 & 5 courses consist of four units and courswork assignment.

Unit 1 - Web Design & Development

• Analysis - End User / Functional Requirements
• Design - Wireframe / Low-Fidelity Prototypes
  
• Implementation - Using HTML
• Implementation - Using CSS
• Implementation - Using JavaScript
• Testing
• Evaluation

Unit 2 - Software Design and Development

• Analysis - Functional Requirements
• Design - User Interface
• Design - Pseudocode / Flowcharts / Structured Diagrams
• Implementation - Computational Constructs
• Testing
• Evaluation

Unit 3 - Database Design & Development

• Analysis - End User /Functional Requirements
• Design - Data Dictionaries / ER Diagrams / Query Designs
• Implementation - SQL Queries (SELECT, INSERT, UPDATE, DELETE)
• Testing
• Evaluation

Unit 4 - Computer Systems

• Units of Storage
• Data Representation - Binary, Real Numbers, Graphics, Text
• Translators
• Computer Architecture
• Environmental Implications
• Firewalls / Encryption

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