Salesforce DEX-450 Quiz 4 Topic 11 Questions 16-20

Question: 1

What are two benefits of the Lightning Component framework? (Choose two.)

AIt simplifies complexity when building pages, but not applications.

BIt provides an event-driven architecture for better decoupling between components.

CIt promotes faster development using out-of-box components that are suitable for desktop and mobile devices.

DIt allows faster PDF generation with Lightning components.

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Question: 2

Which statement results in an Apex compiler error?

AMap<Id,Leas> lmap = new Map<Id,Lead>([Select ID from Lead Limit 8]);

BDate d1 = Date.Today(), d2 = Date.ValueOf('2018-01-01');

CInteger a=5, b=6, c, d = 7;

DList<string> s = List<string>{'a','b','c');

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Question: 3

What is an accurate constructor for a custom controller named 'MyController'?

Apublic MyController () { account = new Account () ; }

Bpublic MyController (sObject obj) { account = (Account) obj; }

Cpublic MyController (List objects) { accounts = (List ) objects; }

Dpublic MyController (ApexPages.StandardController stdController) { account = (Account) stdController.getRecord(); }

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Question: 4

A custom exception 'RecordNotFoundException' is defined by the following code of block.public class RecordNotFoundException extends Exception()which statement can a developer use to throw a custom

exception?choose 2 answers

AThrow new RecordNotFoundException('problem occured');

BThrow new RecordNotFoundException();

Cthrow RecordNotFoundException('problem occured');

DThrow RecordNotFoundException();

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Question: 5

A developer creates a new Visualforce page and Apex extension, and writes test classes that exercise 95% coverage of the new Apex extension.Change set deployment to production fails with the test coverage warning: 'Average test coverage across all Apex classes and triggers is 74%, at least 75% test coverage is required.'What can the developer do to successfully deploy the new Visualforce page and extension?

ACreate test classes to exercise the Visualforce page markup.

BSelect 'Disable Parallel Apex Testing' to run all the tests.

CAdd test methods to existing test classes from previous deployments.

DSelect 'Fast Deployment'' to bypass running all the tests.

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Salesforce DEX-450 Quiz:4 Topic:11 Questions:16-20