初心者向けのPDI試験 [year] 問題集でSalesforceのPDF問題 [Q135-Q156]

新問題 135
A developer created a lightning component name accountList.cmp that display a list of Accounts. Client-side logic that is executed when a user hovers over an account in the list should be stored in which bundle member?

新問題 136
An Account trigger updates all related Contacts and Cases each time an Account is saved using the following two DML statements:
update allContacts; update allCases;
What is the result if the Case update exceeds the governor limit for maximum number of DML records?

新問題 137
A Visualforce page has a standard controller for an object that has a lookup relationship to a parent object.
How can a developer display data from the parent record on the page?

新問題 138
Universal Containers wants Opportunities to be locked from editing when reaching the Closed/Won stage.
Which two strategies should a developer use to accomplish this? Choose 2 answers

新問題 139
A developer needs to test an Invoicing system integration. After reviewing the number of transactions required for the test, the developer estimates that the test data will total about 2 GB of data storage. Production data is not required for the integration testing.
Which two environments meet the requirements for testing? (Choose two.)

新問題 140
A developer has to identify a method in en Apex class that performs resource intensive actions in memory by iterating over the result set of a SOQL statement on the account. The method also performs a SOQL statement to save the changes to the database.
Which two techniques should the developer implement as a best practice to ensure transaction control and avoid exceeding governor limits?
Choose 2 answers

新問題 141
A developer Edition org has five existing accounts. A developer wants to add 10 more accounts for …
The following code is executed in the Developer Console using the Executor Anonymous window:

How many total accounts will be in the org after this code is executed?

新問題 142
A developer creates a new Apex trigger with a helper class, and writes a test class that only exercises 95% coverage of new Apex helper class. Change Set deployment to production fails with the test coverage warning: “Test coverage of selected Apex Trigger is 0%, at least 1% test coverage is required” What should the developer do to successfully deploy the new Apex trigger and helper class?

新問題 143
Which three data types can a SOQL query return? Choose 3 answers

新問題 144
A developer is asked to create a Visualforce page for Opportunities that allows users to save or merge the current record.
Which approach should the developer to meet this requirement?

新問題 145
A company that uses a Custom object to track candidates would like to send candidate information automatically to a third -party human resource system when a candidate is hired. What can a developer do to accomplish this task?

新問題 146
A developer needs to save a List of existing Account records named myAccounts to the database, but the records do not contain Salesforce Id values. Only the value of a custom text field configured as an External ID with an API name of Foreign_Key__c is known.
Which two statements enable the developer to save the records to the database without an Id? (Choose two.)

新問題 147
An Opportunity needs to have an amount rolled up from a custom object that is not in a master-detail relationship.
How can this be achieved?

新問題 148
A developer receives an error when trying to call a global server-side method using the @remoteAction decorator.
How can the developer resolve the error?

新問題 149
A developer creates a custom controller and a custom Visualforce page by using the code block below:
public class MyController {
public String myString {
get {
if (myString == null) { myString = ‘a’;
}
return myString;
} private set; } public string getMyString (){
return ‘getMyString’;
} public string getStringMethod () {
if (myString == null) {
myString = ‘b’;
} return myString;
}
} <apex:page controller = “MyController”> {!StringMethod}, {!myString}, {!myString} </apex:page> What can the user expect to see when accessing the custom page?

新問題 150
Given the following block code: try{ List <Accounts> retrievedRecords = [SELECT Id FROM Account WHERE Website = null]; }catch(Exception e){ //manage exception logic } What should a developer do to ensure the code execution is disrupted if the retrievedRecordslist remains empty after the SOQL query?

新問題 151
Which scenario is valid for execution by unit tests?

新問題 152
An Apex method, getAccounts, that returns a List of Accounts given a search Term, is available for Lighting Web components to use. What is the correct definition of a Lighting Web component property that uses the getAccounts method?

新問題 153
Which type of code represents the view in the MVC architecture on the Force.com platform?

新問題 154
A newly hired developer discovers that there are multiple triggers on the case object.
What should the developer consider when working with triggers?

新問題 155
Which two combined methods should a developer use to prevent more than one open Opportunity on each Account? Choose 2 answers

新問題 156
Which two are true regarding a Dyno? Choose 2 answers