CRT-450 Online Practice Questions and Answers

Which exception type cannot be caught ?

A. CalloutException

B. A custom Exception

C. NoAccessException

D. LimitException

Universal Containers has a large number of custom applications that were built using a third-party JavaScript framework and exposed using Visualforce pages. The company wants to update these applications to apply styling that resembles the look and feel of Lightning Experience.

What should the developer do to fulfill the business request in the quickest and most effective manner?

A. Incorporate the Salesforce Lightning Design System CSS stylesheet into the JavaScript applications.

B. Rewrite all Visualforce pages asLightning components.

C. Set the attribute enableLightning to treu in the definition.

D. Enable Available for Lightning Experience, Lightning Comminities, and the mobile app on Visualforce pages used by the custom application.

If apex code executes inside the execute() method of an Apex class when implementing the Batchable interface, which statement are true regarding governor limits? Choose 2 answers

A. The Apex governor limits might be higher due to the asynchronous nature of the transaction.(Missed)

B. The apex governor limits are reset for each iteration of the execute() mrthod.

C. The Apex governor limits are relaxed while calling the costructor of the Apex class.

D. The Apex governor limits cannot be exceeded due to the asynchronous nature of the transaction,

A developer wrote a unit test to confirm that a custom exception works properly in a custom controller, but the test failed due to an exception being thrown. What step should the developer take to resolve the issue and properly test the exception?

A. Use Test.isRunningTest() within the customer controller.

B. Use database methods with all or none set to FALSE.

C. Use the finally block within the unit test to populate the exception.

D. Use try/catch within the unit test to catch the exception.

The Account object has a custom formula field,Level__c, that is defined as a Formula(Number) with two decimal places. Which three are valid assignments? Choose 3.

A. Long myLevel = acct.Level__c;

B. Object myLevel = acct.Level__c;

C. Double myLevel = acct.Level__c;

D. Decimal myLevel = acct.Level__c;

E. Integer myLevel = acct.Level__c;

Which two practices should be used for processing records in a trigger? Choose 2 answers

A. Use @future methods to handle DML operations.

B. Use a Map to reduce the number of SOQL calls

C. Use (callout=true) to update an external system

D. Use a Set to ensure unique values in a query filter

Which three methods help ensure quality data?

A. Create a lookup filter

B. Adding an error to a field in before trigger

C. Sending an email alert using a workflow rule

D. Handling an exception in Apex

E. Adding a validation rule

A developer is creating an application to track engines and their parts. An individual part can be used in different types of engines. What data model should be used to track the data and to prevent orphan records?

A. Create a junction object to relate many engines to many parts through a master-detail relationship

B. Create a lookup relationship to represent how each part relates to the parent engine object.

C. Create a master-detail relationship to represent the one-to-many model of engines to parts.

D. Create a junction object to relate many engines to many parts through a lookup relationship

Which declarative method helps ensure quality data? (Choose 3)

A. Validation Rules

B. Workflow alerts

C. Exception Handling

D. Lookup Filters

E. Page Layouts

A developer needs to confirm that an Account trigger is working correctly without changing the organization's data.What would the developer do to test the Account trigger?

A. Use the Test menu on the developer Console to run all test classes for the account trigger.

B. Use the New button on the Salesforce Accounts Tab to create a new Account record.

C. Use the Open Execute Anonymous feature on the Developer Console to run an `insert Account' DML statement.

D. Use Deply from the Force.com IDE to deploy an `insert Account' Apex class.

A developer in a Salesforce org with 100 Accounts executes the following code using the Developer console: Account myAccount = new Account(Name = 'MyAccount');Insert myAccount;For (Integer x = 0; x < 250; x++) {Account newAccount = new Account (Name='MyAccount' + x);try {Insert newAccount;}catch (Exception ex) {System.debug (ex) ;}}insert new Account (Name='myAccount'); How many accounts are in the org after this code is run?

A. 101

B. 100

C. 102

D. 252

What are two correct examples of the model in the salesforce MVC architecture? Choose 2 answers.

A. Custom field on the custom wizard_c object

B. Standard lightning component

C. Workflow rule on the contact object

D. Standard account lookup on the contract object

Universal Containers wants Opportunities to be locked from editing when reaching the Closed/Won stage. Which two strategies should a developer use to accomplish this? (Choose two.)

A. Use a Visual Workflow.

B. Use a validation rule.

C. Use the Process Automation Settings.

D. Use a Trigger.

An Apex method, getAccounts, that returns a List of Accounts given a searchTerm, is available for Lightning Web components to use. What is the correct definition of a Lightning Web component property that uses the getAccounts method?

A. Option A

B. Option B

C. Option C

D. Option D

A developer has two custom controller extensions where each has a save() method.

Which save() method will be called for the following Visualforce page?

A. ExtensionA save()

B. ExtensionB save()

C. standard controller save()

D. Runtime error will be generated