Customise Your Session

Select the specific sub-topics you want to revise today. Leave everything blank to be tested on all topics.

1 Computer systems

1.1 Number systems (7 items) 1.2 Text, sound and images (18 items) 1.3 Data storage and compression (15 items)

2 Data transmission

2.1 Types and methods of data transmission (0 items) 2.2 Methods of error detection (0 items) 2.3 Encryption (0 items)

3 Hardware

3.1 Computer architecture (2 items) 3.2 Input and output devices (3 items) 3.3 Data storage (3 items) 3.4 Network hardware (8 items)

4 Software

4.1 Types of software and interrupts (0 items) 4.2 Types of programming language, translators and integrated development environments (IDEs) (0 items)

5 The internet and its uses

5.1 The internet and the world wide web (27 items) 5.2 Digital currency (0 items) 5.3 Cyber security (11 items)

6 Automated and emerging technologies

6.1 Automated systems (0 items) 6.2 Robotics (0 items) 6.3 Artificial intelligence (0 items)

7 Algorithm design and problem-solving

7.1 The program development life cycle (0 items) 7.2 Computer systems, sub-systems and decomposition (0 items) 7.3 Explaining the purpose of an algorithm (0 items) 7.4 Standard methods of solution (0 items) 7.5 Validation and verification (0 items) 7.6 Test data (0 items) 7.7 Trace tables and dry runs (0 items) 7.8 Identifying errors in algorithms (0 items) 7.9 Writing and amending algorithms (0 items)

8 Programming

8.1 Programming concepts (0 items) 8.2 Arrays (0 items) 8.3 File handling (0 items)

9 Databases

9.1 Databases (0 items)

10 Boolean logic

10.1 Boolean logic (0 items) 10.2 Logic gates (1 items) 10.3 Logic circuits (0 items)