Pass Huawei H14-231_V1.0 exam questions – convert Test Engine to PDF [Q94-Q116]

QUESTION 94
HarmonyOS provides the NFC message notification function, through which developers can obtain the message of the NFC switch state change and the NFC field strength message.

QUESTION 95
In HarmonyOS, by default, the UI interface is displayed and updated in the main thread

QUESTION 96
When a developer navigates within the same page, the AbilitySlice is new, even if present(newTargetSlice(), new Intent()) is repeatedly called, it will not cause any AbilitySlice to be out of the stack.

QUESTION 97
A developer calls the getDefauitHOST(Context context) interface of Bluetooth HOST to obtain a Bluetooth HOST instance for managing local Bluetooth operations. This developer experiments with the following development steps to implement Bluetooth pairing. 1Turn on Bluetooth, 2Scan Bluetooth3 Initiate pairingWhich of the following statements about steps 1, 2, and 3 are correct?

QUESTION 98
Which of the following features of the HarmonyOS distributed database are correctly described?

QUESTION 99
In the JS (JavaScript) UI framework, which layer is connected to the system platform platform by abstracting the platform layer and providing an abstract interface?

QUESTION 100
The main function of EventHandler is to deliver InnerEvent events or Runnable tasks to other threads for processing.

QUESTION 101
In the Javascript UI framework, to realize the jump between pages, you need to specify the uri in the page routing router to find the target page.

QUESTION 102
If the user displays the navigation information on the mobile phone and the smart watch at the same time, if the smart watch is out of power, causing the navigation information to terminate the display, which callback method will the navigation application on the mobile phone receive the termination notification?

QUESTION 103
Barrier-free color palettes should meet the identification needs of color blindness, and safe color palettes can be found by simulating the visual effects of different similar color defects.

QUESTION 104
When a developerdevelops an application based on Harmony OS, one of the HAPs (HarmonyOS Ability Package) needs to access the SQLite database to implement the following functions:
Function 1: Create a database.
Function 2: Insert data.
Function 3: Query data.
Which of the following descriptions of the developer’s development steps is correct?

QUESTION 105
AR (HarmonyOSAbilityResources) Different HAPs (HarmonyOSAbilityPackage), HAR cannot be installed and run on the device independently, and can only be referenced as a dependency of the application module.

QUESTION 106
What are the types of background agent reminder services?

QUESTION 107
When developing an application, a developer uses the WLANP2P function to realize point-to-point data transmission between devices. The functionality of the application is as follows: Function 1: Discover the peer device. Function 2: Create and remove groups. Function 3: Initiate a connection to the peer device. Which of the above features is correct in the following descriptions?

QUESTION 108
A developer wants to implement a registration and login function, and there are two pages, namely registration page A and login page B.
When jumping from registration page A to login page B, which of the following is correct about the lifecycle of the two pages?

QUESTION 109
The user and provider of the service card do not require permanent operation, and when it is necessary to add, remove, or request to update the card, the card management service will pull up the card provider to obtain the card information.

QUESTION 110
When an application calls a service, the service will check the permissions of the application, and the service cannot be used if there is no corresponding permission.

QUESTION 111
What are the boot modes of UIAbility?

QUESTION 112
Which of the following features does HarmonyOS smart home devices include?

QUESTION 113
What development tools do programmers do not need to install when developing HarmonyOS mobile apps?

QUESTION 114
What kind of custom component can be used as a page entry component with a decorator?

QUESTION 115
To test the HarmonyOS Bluetooth Low Energy function, a developer uses a central device to call the startScan() interface and scans for a peripheral device. In order for the central device to complete the data exchange with the peripherals, the developer implemented the following development steps.

QUESTION 116
When a programmer develops an online education application, the student ping interface has multiple choice questions and multiple choice questions, which of the following components is suitable for displaying multiple choice questions?