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| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Data Management & System Services | 10% | - Common system APIs - Local and distributed data storage - Background task processing |
| Topic 2: ArkUI Framework & UI Development | 25% | - ArkUI basic components and layout - Multi-device adaptive design - Custom components and rendering |
| Topic 3: HarmonyOS Fundamentals & Architecture | 20% | - Distributed architecture design - Development environment setup - System overview and core features |
| Topic 4: Distributed Capabilities & Collaboration | 20% | - Distributed device management - Distributed task scheduling - Cross-device data sharing |
| Topic 5: Application Framework & Lifecycle | 15% | - Application lifecycle management - Service cards and widgets - FA/PA model introduction |
| Topic 6: Security, Optimization & Deployment | 10% | - Permission and security control - Performance tuning and debugging - Application packaging and release |
1. A software development engineer will debug a piece of code, which of the following methods can be used?
A) Use the shortcut key Shift+F9
B) Click Attach Debugger to Process
C) Use the shortcut key Shift+F10
D) Click Debug
2. HarmonyOS's Data Ability is used to provide an interface for operation data, but cannot provide file-related operations.
A) False
B) True
3. A user grants permission X to application A of a certain device, and on the device, application A persists the state of this permission grant and can call all interfaces controlled by permission X at any time.
A) False
B) True
4. A developer needs to use the current scattered data network for socket data transmission, in this scenario, the development process involves the following steps: 1. Use socket to send data.2. Call NetHandle.bindSocket() to bind the network.3. Call NetManager.getDefaultNet() to get the default data network.4. Call NetManager.getInstance(ContextWhen the developer sorts out the development steps, the above steps are sorted according to the order in which the functions are completed in the code. Which of the following is the correct order?
A) 4123
B) 4321
C) 2143
D) 4213
5. In the HarmonyOS distributed application scenario of multi-device collaboration, device A is often required to start and stop the service of device B, for example, start and stop the music playback of device B on device A.
In the process of starting and stopping a Service, the following statement is correct
A) The onStart() methodwill only be called back once by the system duringthe lifetime of the Service
B) can call the methodterminateAbility()or stopAbility()to stop the Service
C) Service-Once it is running, it can be easily stopped or destroyed by the system
D) Every time you start the Service method, onCommand()will be called back by the system
Solutions:
| Question # 1 Answer: A,B,D | Question # 2 Answer: A | Question # 3 Answer: B | Question # 4 Answer: B | Question # 5 Answer: A,B,D |
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