Multiple Computing Platforms

Question 3 • 110 CCHS Introduction to Computer Science (Virtual)

Which of the following statements are true about cross-platform development? Select 3 options.

Answer

Native apps are cross-platform applications, where one version of the app runs on all devices.

Cross-platform development allows programmers to create one version of an app that runs on many different platforms.

Application programming interfaces are often used to make cross-platform development easier.

Web apps are not cross-platform, unless they are being run on a smartphone.

Hybrid apps are cross-platform and provide access to many hardware features.

Explanation

Cross-platform development aims to let one app version work across multiple platforms, so B is true. APIs provide common ways for software to interact with different platforms and services, which can make cross-platform development easier, so C is true. Hybrid apps combine web technologies with native capabilities and can access many hardware features, making E true. Native apps are generally built for specific platforms, and web apps can run across platforms without needing to be on a smartphone, so A and D are false.

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