Câu hỏi phỏng vấn Lập trình IOS

Giới thiệu IOS

iOS stands for "iPhone Operating System". It is the operating system for Apple devices, and it is considered the second most popular mobile operating system globally after Android. It powers many Apple products including the iPhone, iPad, and iPod. iOS is widely praised for its intuitive and user-friendly interface.

iOS Features

• iPhone offers multitasking capabilities. On iOS devices, you can easily switch between apps using multitasking or multi-finger gestures.
• iOS makes it easy to integrate social interactions with your apps by displaying activity streams and sharing content.
• Apple's iCloud service allows users to store data on the Internet. It provides high levels of encryption and backup options to ensure users do not lose data.
• Apple's App Store is available on all platforms, providing users with additional services and materials including digital goods (iOS, iPad, macOS), subscriptions, and premium content.
• You can view all your app alerts in the Notification Center in iOS. However, notification settings can be modified.
• iOS is a closed system. The source code for Apple apps is not available to developers, and iPhone and iPad owners cannot modify the code on their devices. This makes iOS devices harder to hack.