Salesforce Trailhead Virtual Bootcamp for Platform Developer I - TVB-450 FREE EXAM DUMPS QUESTIONS & ANSWERS]

Question 1

A developer is debugging the following code to determinate why Accounts are not being created Account a = new Account(Name = 'A'); Database.insert(a, false); How should the code be altered to help debug the issue?

A. Add a System.debug() statement before the insert method B. Add a try/catch around the insert method C. Collect the insert method return value a Saveresult variable D. Set the second insert method parameter to TRUE

Discussion 0

Correct Answer: B Vote an answer

Question 2

What are three capabilities of the <ltng : require> tag when loading JavaScript resources in Aura components?
Choose 3 answers

A. One-time loading for duplicate scripts B. Loading files from Documents C. Specifying loading order D. Loading scripts In parallel E. Loading externally hosted scripts

Discussion 0

Correct Answer: A,C,D Vote an answer

Question 3

n org has an existing flow that creates an Opportunity with an Update Records element. A developer must update the flow to aiso create a 'Contact and store the created Contact's 1D on the Opportunity.
Which update must the developer make in the flow?

A. Add a new Roll back Records element B. Add a new Get Records element. C. Add a new Update Records element. D. Add a new Create Records element.

Discussion 0

Correct Answer: D Vote an answer

Question 4

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 are reset for each iteration of the execute() method. B. The Apex governor limits might be higher due to the asynchronous nature of the transaction. C. The Apex governor limits cannot be exceeded due to the asynchronous nature of the transaction, D. The Apex governor limits are relaxed while calling the constructor of the Apex class.

Discussion 0

Correct Answer: A,B Vote an answer

Question 5

When a user edits the Postal Code on an Account, a custom Account text field named ''Timezone'' must be updated based on the values in a postalCodeToTimezone_c custom object.
What should be built to implement this feature?

A. Account workflow rule B. Account assignment rule C. Account approval process D. Account custom trigger

Discussion 0

Correct Answer: D Vote an answer

Question 6

What are three characteristics of change set deployments?
Choose 3 answers

A. Change sets can deploy custom settings data. B. Change sets can only be used between related organizations. C. Deployment is done in a one-way, single transaction. D. Sending a change set between two orgs requires a deployment connection. E. Change sets can be used to transfer records.

Discussion 0

Correct Answer: B,C,E Vote an answer

Question 7

A developer wants to invoke on outbound message when a record meets a specific criteria.
Which three features satisfy this use case?
Choose 3 answer

A. Visual Workflow can be used to check the record criteria and send an outbound message without Apex Code. B. Process builder can be used to check the record criteria and send an outbound message with Apex Code. C. workflows can be used to check the record criteria and send an outbound message. D. Process builder can be used to check the record criteria and send an outbound messagewithout Apex Code. E. Approval Process has the capacity to check the record criteria and send an outbound message without Apex Code

Discussion 0

Correct Answer: B,C,E Vote an answer

Question 8

A developer must create a CreditcardPayment class that provides an implementation of an existing Payment class. Public virtual class Payment { public virtual void makePayment(Decimal amount) { /*implementation*/ } } Which is the correct implementation?

A. Public class CreditCardPayment implements Payment {
public override void makePayment(Decimal amount) { /*Implementation*/ }
} B. Public class CreditCardPayment implements Payment {
public virtual void makePayment(Decimal amount) { /*implementation*/ }
} C. Public class CreditcardPayment extends Payment {
public override void makePayment(Decimal amount) { /*implementation*/ }
} D. Public class CreditCardPayment extends Payment {
public virtual void makePayment(Decimal amount) { /*implementation*/ }
}

Discussion 0

Correct Answer: C Vote an answer

Question 9

Which action may cause triggers to fire?

A. Changing a user's default division when the transfer division option is checked B. Updates to Feed Items C. Renaming or replacing a picklist entry D. Cascading delete operations

Discussion 0

Correct Answer: B Vote an answer

Question 10

A developer wrote Apex code that calls out to an external system. How should a developer write the test to provide test coverage?

A. Write a class that implements the HTTPCalloutMock interface. B. Write a class that extends HTTPCalloutMock. C. Write a class that extends WebserviceMock D. Write a class that implements the WebserviceMock interface.

Discussion 0

Correct Answer: A Vote an answer