0478 Computer Science


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    2.1 Types and methods of data transmission

    Types and Methods of Data Transmission Data Packets Packet Structure Header Contains the IP address of the sender and the receiver The sequence number of the packet Size of the packet Payload ...……

    Theo - 2025年12月22日 09:57


    3.4 Network hardware

    Internet Service Provider (ISP). Describe the role of an Internet Service Provider (ISP). - Provide access to the internet / dial up / broadband - Usually charge a monthly fee - Monitor usage - Gi...……

    Theo - 2025年12月22日 07:56


    6.3 Artificial intelligence (AI)

    An expert system has a Knowledge base that contains a list of facts. The Inference engine applies the Rule base to the Knowledge base to reach a diagnosis for the repair of the car. The user provid...……

    Theo - 2025年12月18日 16:03


    Pseudocode

    剑桥IGCSE计算机科学 0478 Pseudocode 完整指南 按照从简单到复杂的顺序,系统地讲解每个语法结构,并提供循序渐进的练习例子。 📚 第一部分:变量与基本输入输出 1. DECLARE(声明变量) 语法: DECLARE <identifier> : <data type> 解释: 在使用变量前,需要先声明它的名称和数据类型。 常用数据类型: INT...……

    Theo - 2025年12月18日 10:07


    6.1 Automated systems

    component that would be part of the automated system - sensors - Microprocessor - Actuator - Storage/memory Explain how a temperature above 40 °C is detected for the alert - A microprocessor is use...……

    Theo - 2025年12月17日 08:42



    Theo