Platform-Developer-I Free Practice Test

A company has been adding data to Salesforce and has not done a good Job of limiting the creation of duplicate Lead records. The developer is considering writing an Apex process to identify duplicates and merge the records together.
Which two statements are valid considerations when using merged? Choose 2 answers

1. A. The field values on the master record are overwritten by the records being merged.
2. B. Merge is supported with accounts, contacts, cases, and leads.
3. C. External ID fields can be used with the merge method.
4. D. The merge method allows up to three records, including the master and two additional records with the same sObject type, to be merged into the master record.

Correct Answer: BD

What are two use cases for executing Anonymous Apex code? Choose 2 answers

1. A. To delete 15,000 inactive Accounts In a single transaction after a deployment
2. B. To schedule an Apex class to run periodically
3. C. To run a batch Apex class to update all Contacts
4. D. To add unit test code coverage to an org

Correct Answer: BC

A Lightning component has a wired property, searchResults, that stores a list of Opportunities. Which definition of the Apex method, to which the searchResults property is wired, should be used?

1. A. @AuraEnabled(cacheable=true)public static List<Opportunity> search(String term) { /* implementation*/ }
2. B. @AuraEnabled(cacheable=true) public List search(String term) { /*implementation*/ }
3. C. @AuraEnabled(cacheable=false) public static List search(String term) {/*implementation*/ }
4. D. @AuraEnabled(cacheable=false) public List search(String term) { /*implementation*/ }

Correct Answer: A

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?

1. A. Set "Use the first value in the list as the default value" as True.
2. B. Set a validation rule to enforce a value is selected.
3. C. Mark the field as Required on the field definition.
4. D. Mark the field as Required on the object's page layout.

Correct Answer: C

A developer has a Apex controller for a Visualforce page that takes an ID as a URL parameter. How should the developer prevent a cross site scripting vulnerability?

1. A. ApexPages.currentPage() .getParameters() .get('url_param')
2. B. ApexPages.currentPage() .getParameters() .get('url_param') .escapeHtml4()
3. C. String.ValueOf(ApexPages.currentPage() .getParameters() .get('url_param'))
4. D. String.escapeSingleQuotes(ApexPages.currentPage() .getParameters(). get('url_param'))

Correct Answer: B