460 Exam Questions for DEX-450 Updated Versions With Test Engine
Pass DEX-450 Exam with Updated DEX-450 Exam Dumps PDF 2021
Benefits in Obtaining Salesforce DEX-450 Certification
71 percent of bachelor’s degree expert methodology and energetic methodology certified methodologists receive up to another 16 percent are recorded in the Salesforce annual analytical compensation survey. The certification from Salesforce DEX-450 strengthens your expertise as well as your know-how to ensure that your views are agile in a system of market research. The physical test applicants of the Salesforce DEX-450 certification perceive a fresh advantage on other comrades when being interviewed. In the project market, aspirants find themselves even more aggressive. Salesforce DEX-450 is understood worldwide so that certified aspirants, along with methods of organizational analysis, are simply more self-confident.
The DEX-450 qualification from Salesforce enhances your expertising and expertise to apply an agile perspective within a system of corporate research. At the interview DEX-450 examiners pick a corner over other comrades. In the labour market, aspirants are more competitive.
What is the duration, language, and format of Salesforce DEX-450 Exam
- This exam is offered in only English.
- The type of questions is Multiple Choice and situation-based questions.
- There is a time limit of 120 minutes for the exam.
- Certification Validity period : 3 years.
- This exam consists of 85 questions
- Passing score 80%
The validity of the Salesforce DEX-450 certification is three years.
How much Salesforce DEX-450 Exam Cost
The price of the Salesforce DEX-450 certification is $375 USD, for more information related to the Salesforce DEX-450 Exam please visit Salesforce website.
NEW QUESTION 205
In terms of the MVC paradigm, what are two advantages of implementing the layer of a Salesforce application using Aura Component-based development over Visualforce? Choose 2 answers
- A. Self-contained and reusable units of an application (Missed)
- B. Automatic code generation
- C. Rich component ecosystem (Missed)
- D. Server-side run-time debugging
Answer: A,C
NEW QUESTION 206
On a Visualforce page with a custom controller, how should a developer retrieve a record by using an ID that is passed on the URL?
- A. Create a new PageReference object with the Id.
- B. Use the tag in the Visualforce page.
- C. Use the constructor method for the controller.
- D. Use the $Action.View method in the Visualforce page.
Answer: C
NEW QUESTION 207
The sales team at universal container would like to see a visual indicator appear on both account and opportunity page layout to alert salespeople when an account is late making payments or has entered the collections process. What can a developer implement to achieve this requirement without having to write custom code?
- A. Workflow rule
- B. Quick action
- C. Formula field
- D. Roll-up summary field
Answer: C
NEW QUESTION 208
Which is a valid Apex assignment?
- A. Integer x = 5.0;
- B. Integer x = 5*1.0;
- C. Double x = 5;
- D. Float x = 5.0;
Answer: C
NEW QUESTION 209
What are the eight officially supported languages on Heroku platform?
- A. Node,Ruby java,PHP,Python,Go,Scala,Clojure.
- B. Lisp,PHP,Node,Ruby,Scala,Haskell,Go,Erlang.
- C. C#,C++,Node,Ruby,Java,PHP,Go,.Net.
- D. Node,Ruby,java,PHP,Python,.Net,C++.
Answer: A
NEW QUESTION 210
hat are three techniques that a developer can use to invoke an anonymous block of code? Choose 3 answers
- A. Create and execute a test method that does not specify a runas() call
- B. Type code into the execute anonymous tab in the force.com IDE and click execute
- C. Type code into the developer console and execute it directly
- D. Create a visualforce page that uses a controller class that is declared without sharing
- E. Use the SOAP API to make a call to execute anonymous code
Answer: B,C,E
NEW QUESTION 211
An after trigger on the account object performs a DML update operation on all of the child opportunities of an account. There are no active triggers on the opportunity object, yet a "maximum trigger depth exceeded" error occurs in certain situation. Which two reasons possibly explain the account trigger firing recursively? choose 2 answers
- A. Changes are being made to the account during criteria based sharing evaluation
- B. Changes are being made to the account during an unrelated parallel save operation
- C. Changes to opportunities are causing roll-up summary fields to update on the account
- D. Changes to opportunities are causing cross-object workflow field updates to be made on the account
Answer: D
NEW QUESTION 212
Which feature should a developer use to update an inventory count on related Product records when the status of an Order is modified to indicate it is fulfilled?
- A. Lightning component
- B. Visualforce page
- C. Workflow rule
- D. Process Builder process
Answer: D
NEW QUESTION 213
Which action can a developer take to reduce the execution time of the following code? List<account> allaccounts = [select id from account]; list<account> allcontacts = [select id, accountid from contact]; for (account a :allaccounts){ for (contact c:allcontacts){ if(c.accountid = a.id){ //do work } } }
- A. Use a map <id,contact> for allaccounts
- B. Create an apex helper class for the SOQL
- C. Put the account loop inside the contact loop
- D. Add a group by clause to the contact SOQL
Answer: A
NEW QUESTION 214
A company wants to create an employee rating program that allows employees to rate each other. An employees average rating must be displayed on the employee record. Employees must be able to create rating records, but are not allowed to create employee records. Which two actions should a developer take to accomplish this task?
- A. Create a master-detail relationship between the Rating and Employee objects.
- B. Create a lookup relationship between the Rating and Employee object.
- C. Create a roll-up summary field on the Employee and use AVG to calculate the average rating score.
- D. Create a trigger on the Rating object than updates a field on the Employee object.
Answer: C
NEW QUESTION 215
A company has a custom object named Region. Each account in salesforce can only be related to one region at a time, but this relationship is optional. Which type of relantionship should a developer use to relate an account to a region?
- A. Hierarchical
- B. Parent-child
- C. Lookup
- D. Master-detail
Answer: D
NEW QUESTION 216
Application Events follow the traditional publish-subscribe model. Which method is used to fire an event?
- A. FireEvent()
- B. Fire()
- C. Emit()
- D. RegisterEvent()
Answer: B
NEW QUESTION 217
Why would a developer consider using a custom controller over a controller extension?
- A. To enforce user sharing settings and permissions
- B. To implement all of the logic for a page and bypass default Salesforce functionality
- C. To increase the SOQL query governor limits.
- D. To leverage built-in functionality of a standard controller
Answer: B
NEW QUESTION 218
Which two queries can a developer use in a Visualforce controller to protect against SOQL injection vulnerabilities? Choose 2 answers
- A. String qryName = % + name % ;
String qryString = SELECT Id FROM Contact WHERE Name LIKE :qryNAme ;
List queryResults = Database.query(qryString); - B. String qryString = SELECT Id FROM Contact WHERE Name LIKE :qryNAme ; List queryResults = Database.query(qryString);
- C. String qryName = % + String.enforceSecurityChecks(name)+ % ;
String qryString = SELECT Id FROM Contact WHERE Name LIKE :qryNAme ;
List queryResults = Database.query(qryString); - D. String qryName = % + String.escapeSingleQuotes(name)+ % ;
String qryString = SELECT Id FROM Contact WHERE Name LIKE :qryNAme ;
List queryResults = Database.query(qryString);
Answer: A,D
NEW QUESTION 219
How can a developer get all of the available record types for the current user on the case object?
- A. Use SOQL to get all cases
- B. Use describesobjectresult of the case object
- C. Use case.getrecordtypes()
- D. Use describefieldresult of the case.recordtype field
Answer: D
NEW QUESTION 220
Which two components are available to deploy using the METADATA API? Choose 2 answers
- A. Web-to-Case
- B. Lead Conversion Settings
- C. Web-to-Lead
- D. Case Settings
Answer: B,D
NEW QUESTION 221
Which governor limit applies to all the code in an apex transaction?
- A. Elapsed CPU time
- B. Number of classes called
- C. Elapsed SOQL query time
- D. Number of new records created
Answer: A
NEW QUESTION 222
What are three characteristics of static methods? (Choose three.)
- A. Allowed only in inner classes
- B. Allowed only in outer classes
- C. Excluded from the view state for a Visualforce page
- D. Initialized only when a class is loaded
- E. A static variable outside of the scope of an Apex transaction
Answer: B,C,D
NEW QUESTION 223
The sales management team requires that the lead source field of the Lead record be populated when Lead is converted. What would a developer use to ensure that a user populates the Lead source field?
- A. Validation rule
- B. Workflow rule
- C. Formula field
- D. Process builder
Answer: A
NEW QUESTION 224
Potential home buyers working with a real estate company can make offers on multiple properties that are listed with the real estate company. Offer amounts can be modified; however, the property that has the offer cannot be modified after the offer is placed. What should be done to associate offers with properties in the schema for the organization?
- A. Create a master-detail relationship in the offer custom object to the property custom object
- B. Create a lookup relationship in the offer custom object to the property custom object
- C. Create a lookup relationship in the property custom object to the offer custom object
- D. Create a master-detail relationship in the contact object to both the property and offer custom objects
Answer: A
NEW QUESTION 225
How would a developer determine if a CustomObject__c record has been manually shared with the current user in Apex?
- A. By querying the role hierarchy.
- B. By calling the profile settings of the current user.
- C. By querying CustomObject__Share.
- D. By calling the isShared() method for the record.
Answer: C
NEW QUESTION 226
What is the result when a Visualforce page calls an Apex controller, which calls another Apex class, which then results in hitting a governor limit?
- A. All changes before a savepoint are saved.
- B. Any changes up to the error are rolled back.
- C. Any changes up to the error are saved.
- D. All changes are saved in the first Apex class.
Answer: B
NEW QUESTION 227
Universal Containers has an order system that uses an Order Number to identify an order for customers and service agents. Order will be imported into Salesforce.
- A. Number with External ID
- B. Lookup
- C. Direct Lookup
- D. Indirect Lookup
Answer: A
NEW QUESTION 228
Universal Containers (UC) decided it will not to send emails to support personnel directly from Salesforce in the event that an unhandled exception occurs. Instead, UC wants an external system be notified of the error. What is the appropriate publish/subscribe logic to meet these requirements?
- A. Publish the error event using the Eventbus.publish() method and have the external system subscribe to the event using CometD.
- B. Publish the error event using the addError() method and write a trigger to subscribe to the event and notify the external system.
- C. Have the external system subscribe to the BatchApexError event, no publishing is necessary.
- D. Publish the error event using the addError() method and have the external system subscribe to the event using CometD.
Answer: A
NEW QUESTION 229
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 try/catch within the unit test to catch the exception.
- 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 Test.isRunningTest() within the customer controller.
Answer: A
NEW QUESTION 230
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