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IGCSE Computer Science

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1 Data representation 0 / 4 Watch lesson

1.1.1 Number systems and conversions 1.1.2 Binary arithmetic 1.2 Text, sound and images 1.3 Data storage and compression

2 Data transmission 0 / 3 Watch lesson

2.1 Types and methods of data transmission 2.2 Methods of error detection 2.3 Encryption

3 Hardware 0 / 4 Watch lesson

3.1 Computer architecture 3.2 Input and output devices 3.3 Data storage 3.4 Network hardware

4 Software 0 / 2 Watch lesson

4.1 Types of software and interrupts 4.2 Types of programming language, translators and integrated development environments

5 The internet and its uses 0 / 3 Watch lesson

5.1 The internet and the world wide web 5.2 Digital currency 5.3 Cyber security

6 Automated and emerging technologies 0 / 3 Watch lesson

6.1 Automated systems 6.2 Robotics 6.3 Artificial intelligence

7 Algorithm design and problem-solving 0 / 3 Watch lesson

The development life cycle and design tools Validation, verification and trace tables Standard algorithms

8 Programming 0 / 3 Watch lesson

8.1.1 Programming concepts — data and control structures 8.1.2 Operators, strings and subroutines 8.2 Arrays 8.3 File handling

9 Databases 0 / 2 Watch lesson

Database basics Querying with SQL

10 Boolean logic 0 / 2 Watch lesson

Logic gates Logic expressions and circuits