Huawei H14-231_V1.0 Exam Questions Instant Access

Question 1

HarmonyOS provides developers with different abilities according to different application scenarios, for example, if a developer plans to develop a background music playback function, which of the following is correct about the configuration of the ability in config.json?

A''type: ''service

B''type: ''page

C''type: ''ability

D''type: ''data

Answer : A

Question 2

HarmonyOS provides two mechanisms for calling JavaPA (ParticleAbility) by JSFA(FeatureAbility), namely Ability and InternalAbility.

AAbility has an independent life cycle

BAbility does not need to be registered with the FA

CThe class inherited by C InternalAbility is ohos.ace.ability.AcelnternalAbility

DAbility is not allowed to be accessed by other FAs

EInternalAbility cannot be called by other FAs

Answer : A, B, C, E

Question 3

What is the full name of HUKS in Chinese

Aencryption and decryption system

BCommon keystore system

CPassword management system

DAccess control system

Answer : B

Question 4

Which of the following permissions is required when using the Video component to play network videos?

Aohos.permission.READ_MEDIA

Bohos.permission.INTERNET

Cohos.permission.WRITE_MEDIA

Dohos.permission.LOCATION

Answer : B

Question 5

The description of the ForEach(arr,itemGenerator,index) component is correct

AForEach can loop through logical code, such as console.info ('hello').

BThe first parameter must be an array, providing a data source for circular rendering.

CThe second parameter generates the lambda function of the child component, which generates the child component for each array item in the data source.

DThe third parameter is an anonymous function that generates a unique and stable key value for a given array item.

Answer : B, C, D

Question 6

There is an application A that occupies a large amount of memory and a background service B on the mobile phone, but there is no binding relationship between the two. What are the following scenarios that may cause Service B to be stopped?

AApp A calls onCommand() to stop service B

Bapplies A to call stopAbility() to stop service B

Cservice B calls terminateAbility() by itself

DThe system is tight on memory and slow to respond

Answer : B, C, D

Question 7

A developer has developed a HarmonyOS application that remotely launches a Page on phone B, and which of the following permissions does not need to request the user to grant permission by sending a pop-up window at runtime?

Aohos.permission.GET_DISTRIBUTED_DEVICE_INFO

Bohos.permission.DISTRIBUTED_DEVICE STATE_CHANGE

Cohos.permission.GET_BUNDLE_INFO

Dohos.permission.DISTRIBUTED_DATASYNC

Answer : A, B, C

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