H14-231_V1.0 Exam Dumps - HCIP-HarmonyOS Application Developer V1.0

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Question # 9

Which of the following descriptions of traditional Bluetooth operation is correct for HarmonyOS devices?

Before you start Bluetooth scanning, you need to register for a broadcastBluetoothRemoteDevice.EVENT_DEVICE_DISOOVERED

can initiate a Bluetooth device scan through the startBtDiscovery() interface

If you want to get the scanned device, you must inherit the onReceiveEvent (CommonEventData data) method that implements the CommonEventSu business scriber class when you register the broadcast, and receive the EVENT_DEVICE_DISCOVERED broadcast

You can use the getLocalName() interface to check whether Bluetooth is turned on

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Question # 10

What are the following options that belong to the JavaScript UI framework?

Application Layer

Front-end frame layer

Engine Layer

Platform adaptation layer

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Question # 11

A developer wants to use the list component of the JavaScript UI framework to display a table.

scrollpage="true"

scrollbar="on"

shapemode="round"

scrolleffect="no">

slides out of the viewport with the non-list part of the page at the top of the list

Displayed when the inverted edge slider is touched, disappears after 2 seconds

The side slider is circular

Swiping to the edge has no effect

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Question # 12

A developer tries to use the word segmentation feature of HarmonyOS to tokenize a dry word article, and in this scenario, the word segmentation text exceeds 500 characters, so the parameter error will be returned.

True

False

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Question # 13

If there are different components in the layout with the same ID, when the component is searched by ID, the last component found will be returned.

True

False

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Question # 14

A manufacturer uses the HarmonyOS system to produce a smart oven, which is a lightweight system device in HarmonyOS.

True

False