Investigate a problem. Interpret the evidence. Justify a solution.

Computer Science 12 (advanced), version 2019

Computer Science 11 (advanced), version 2019

Phased changeover

1. Characteristics
2. Advantages
3. Disadvantages
4. Applicability
5. Preparation

Parallel conversion

1. Characteristics
2. Advantages
3. Disadvantages
4. Applicability
5. Preparation

Pilot conversion

1. Characteristics
2. Advantages
3. Disadvantages
4. Applicability
5. Preparation

Direct Changeover

1. Characteristics
2. Advantages
3. Disadvantages
4. Applicability
5. Preparation

Ссылки на материалы для подготовки к экзаменам

Course work. Analysis

1. Description
2. Investigation
3. Analysis

Data Flow Diagram (DFD)

1. DFD Symbols
2. Mistakes in DFD
3. Levels of DFD
4. Questions
5. Exercises
6. Exam questions

11.2.1.6  use data flow diagrams (DFD) to input, process, store and output data in computing systems