CRT-450 Free Practice Test

Which option would a developer use to display the Accounts created in the current week and the number of related Contacts using a debug statement in Apex?

1. A. For(Account acc: [SELECT Id, Name,(SELECT Id, Name FROM Contacts) FROM Account WHERE CreatedDate = THIS_WEEK]) { List cons = acc.Contacts; System.debug(acc.Name + ‘ has ’ + cons.size() + ‘Contacts’; }
2. B. For(Account acc: [SELECT Id, Name, (SELECT Id, Name FROM Contacts) FROM Account WHERE CreatedDate = CURRENT_WEEK]){ List cons = acc.Contacts; System.debug(acc.Name + ‘ has ‘ + cons.size() + ‘Contacts’); }
3. C. For(Account acc:[SELECT Id, Name, Account.Contacts FROM Account WHERE CreatedDate = CURRENT_WEEK]) { List cons = acc.Account.Contacts; System.debug(acc.Name + ‘ has ‘ + cons.size() + ‘Contacts’); }
4. D. For(Account acc: [SELECT Id, Name, Account.Contacts FROM Account WHERE CreatedDate = THIS_WEEK]){ List cons = acc.Account.Contacts; System.debug(acc.Name + ‘ has ‘ + cons.size() + ‘Contacts’ }

Correct Answer: A

Which component is available to deploy using Metadata API? Choose 2 answers

1. A. Case Layout
2. B. Account Layout
3. C. Case Feed Layout
4. D. ConsoleLayout

Correct Answer: AB

A developer creates a Workflow Rule declaratively that updates a field on an object. An Apex update trigger exists for that object. What happens when a user updates a record?

1. A. No changes are made to the data.
2. B. Both the Apex Trigger and Workflow Rule are fired only once.
3. C. The Workflow Rule is fired more than once.
4. D. The Apex Trigger is fired more than onc

Correct Answer: D

What is the requirement for a class to be used as a custom Visualforce controller?

1. A. Any top-level Apex class that has a constructor that returns a PageReference
2. B. Any top-level Apex class that extends a PageReference
3. C. Any top-level Apex class that has a default, no-argument constructor
4. D. Any top-level Apex class that implements the controller interface

Correct Answer: D

What are three characteristics of static methods? (Choose three.)

1. A. Initialized only when a class is loaded
2. B. A static variable outside of the scope of an Apex transaction
3. C. Allowed only in outer classes
4. D. Allowed only in inner classes
5. E. Excluded from the view state for a Visualforce page

Correct Answer: ACE