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Salesforce Programmatic Development using Apex and Visualforce in Lightning Experience Sample Questions (Q113-Q118):
NEW QUESTION # 113
A custom picklist field, Food_Preference__c, exist on a custom object. The picklist contains the following options: 'Vegan','Kosher','No Preference'. The developer must ensure a value is populated every time a record is created or updated. What is the most efficient way to ensure a value is selected every time a record is saved?
- A. Mark the field as Required on the object's page layout.
- B. Set a validation rule to enforce a value is selected.
- C. Mark the field as Required on the field definition.
- D. Set "Use the first value in the list as the default value" as True.
Answer: C
NEW QUESTION # 114
A developer wants to display all of the available record types for a Case object. The developer also wants to display the picklist values for the Case.Status field. The Case object and the Case Status field are on a custom visualforce page.
Which action can the developer perform to get the record types and picklist values in the controller? Choose 2 answers
- A. Use SOQL to query Case records in the org to get all value for the Status picklist field.
- B. Use SOQL to query Case records in the org to get all the RecordType values available for Case.
- C. Use Schema.RecordTypeinfo returned by Case.SObjectType getDescribe().getRecordTypelnfos()
- D. Use Schema.PicklistEntry returned by Case Status getDescribe().getPicklistValues().
Answer: C,D
NEW QUESTION # 115
Universal Containers (UC) uses a custom object called Vendor. The Vendor custom object has a master-detail relationship with the standard Account object.
Based on some internal discussions, the UC administrator tried to change the master-detail relationship to a lookup relationship, but was not able to do so.
What is a possible reason that this change was not permitted?
- A. The organization wide default for the Vendor object is Public Read/Write.
- B. Some of the Vendor records have null for the Account field.
- C. The Account object does not allow changing a field type for a custom field.
- D. The Account object has a roll-up summary field on the Vendor object.
Answer: D
NEW QUESTION # 116
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 qryName = '%' + String.escpaeSingleQuotes(name)+ '%'; String qryString = 'SELECT Id FROM Contact WHERE Name LIKE :qryNAme'; List queryResults = Database.query(qryString);
- C. String qryString = 'SELECT Id FROM Contact WHERE Name LIKE :qryNAme'; List queryResults = Database.query(qryString);
- D. String qryName = '%' + String.enforceSecurityChecks(name)+ '%'; String qryString = 'SELECT Id FROM Contact WHERE Name LIKE :qryNAme'; List queryResults = Database.query(qryString);
Answer: C,D
NEW QUESTION # 117
A developer creates an Apex helper class to handle complex trigger logic. How can the helper class warn users when the trigger exceeds DML governor limits?
- A. By using PageReference.setRedirect() to redirect the user to a custom Visualforce page before the number of DML statements is exceeded.
- B. By using AmexMessage.Messages() to display an error message after the number of DML statements is exceeded.
- C. By using Limits.getDMLRows() and then displaying an error message before the number of DML statements is exceeded.
- D. By using Messaging.sendEmail() to continue toe transaction and send an alert to the user after the number of DML statements is exceeded.
Answer: C
NEW QUESTION # 118
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