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Examen Developer I - II

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Modelo II
Jose Miguel Montalbán
Quiz by Jose Miguel Montalbán, updated more than 1 year ago
Jose Miguel Montalbán
Created by Jose Miguel Montalbán over 8 years ago
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Resource summary

Question 1

Question
In a single record, a user selects multiple values from multi-picklist. How are the selected values represented in Apex? Choose one answer
Answer
  • Separated by comma
  • String-semicolon
  • By using List
  • By using Map
  • By using Set

Question 2

Question
A developer needs to ensure there inssufficient test coverage for an Apex that interacts with accounts. The developer needs to create test data. What is the prefered way to load this test data in Salesforce? Choose one answer
Answer
  • By using Static Resource
  • By using Documents
  • By using HttpCalloutMocks
  • By using WebServiceTest

Question 3

Question
A developer wants to list all of the tasks for each Account in Account Detail page. When a task is created for a Contact, What does the developer need to do to display the task on the related Account records? Choose one answer
Answer
  • Nothing. Task cannot related Account and Contact
  • Nothing. The task is automatically displayed on Account Page.
  • A workflow rule
  • A formula field

Question 4

Question
What should a system administrator use to disable access to a custom application for a group of users? Choose one answer
Answer
  • Page Layout
  • Web tabs
  • Sharing rules
  • Profiles

Question 5

Question
What is a valid statement about Apex classses and interfaces? Choose 2 answers
Answer
  • A class can have multiple levels of inner classes.
  • Exception classses must end with the word exception
  • The default modifier for a class is private
  • The default modifier for an interface is private

Question 6

Question
Which type of information is provided by the checkpoint tab in Developer Console. Choose 2 answers
Answer
  • Namespace
  • Debug statement
  • Time
  • A exception

Question 7

Question
The SOAP API gives advanced administrators and developers the ability to implement custom functionality. Benefits to using the SOAP API include which of the following? Choose 1 answers
Answer
  • Ability to to create, retrieve, update or delete records, such as accounts, leads, and custom objects.
  • Ability to maintain passwords, perform searches, and much more.
  • Ability to use SOAP API in any language that supports Web services.
  • Both A and B are true
  • All of the above

Question 8

Question
When using the Developer Console or monitoring a debug log, you can specify the level of information that gets included in the log. For which of the following categories can you specify the level? Choose 1 answer (en las respuestas hay 3 buenas :D )
Answer
  • Workflow
  • Apex Profiling
  • Lightning Component
  • Visualforce
  • API Calls

Question 9

Question
Which of the following are limits of Debug logs? Choose 2 answers
Answer
  • Each debug log must be 2 MB or smaller
  • Each debug log must be 4 MB or smaller
  • Each organization can retain up to 25MB of debug logs
  • Each organization can retain up to 50 MB of debug logs

Question 10

Question
What Force.com development tools can be used to write and manage Apex classes and triggers? Choose 2 answers
Answer
  • Developer Console
  • Force.com Migration Tool
  • Force.com IDE
  • Workbench

Question 11

Question
Which of the following can be included within a Visualforce page. Choose 3 answers
Answer
  • CSS
  • C++
  • Apex code
  • Javascript
  • Flash

Question 12

Question
Every Visualforce page must be contained within which of the following components? Choose 1 answers
Answer
  • <apex:form>
  • <apex:inputField>
  • <apex:page>
  • <apex:composition>
  • <apex:detail>

Question 13

Question
What primary Visualforce types are exposed in both the Metadata API as well as the standard Force.com SOAP API? Choose 3 answers
Answer
  • ApexPage
  • ApexComponent
  • pageBlockSection
  • StaticResource
  • pageMessages

Question 14

Question
User defined Apex classes represent which element of the MVC paradigm? Choose 1 answers
Answer
  • Model
  • View
  • Controller

Question 15

Question
Sometimes, even after you write test methods for all your class methods, code coverage is not at 100%. What can be a common cause for this? Choose 1 answers
Answer
  • Not using the ClassName_Test naming convention.
  • Not covering all data values for conditional code execution.
  • Test methods can’t make callouts to external services.
  • Using data created within the test class.

Question 16

Question
Test methods can have which of the following syntax? Choose 1 answers
Answer
  • @isTest notation is used for the class
  • testMethod
  • Private access modifiers only
  • testData = true

Question 17

Question
efore you can deploy your code or package it for the Force.com AppExchange, at least __ of Apex code must be covered by tests, and all those tests must pass. Choose 1 answers
Answer
  • 65%
  • 70%
  • 75%
  • 80%
  • 85%

Question 18

Question
What are some of the benefits of Apex unit tests? Choose 2 answers
Answer
  • Eliminate the need for user acceptance testing
  • Meeting the code coverage requirements for deploying Apex to production or distributing Apex to customers via packages
  • High-quality apps delivered to the production org, which makes production users more productive
  • High-quality apps delivered to package subscribers, will increase their orgs code coverage

Question 19

Question
Apex code can only be written in a sandbox environment or a Production org. Choose 1 answers
Answer
  • True
  • False

Question 20

Question
What are some examples of how you can run Apex within governor execution limits? Choose 2 answers
Answer
  • Bulkify DML calls
  • Placing SOQL queries inside for loop blocks
  • Use SOQL for loops to operate on records in batches
  • Use the with sharing keywords when declaring a class

Question 21

Question
What are some of the benefits of calling public utility methods from a trigger? Choose 3 answers
Answer
  • Calling methods of other classes allows for higher governor limits.
  • Calling methods of other classes enables code reuse.
  • Calling methods of other classes reduces the size of your triggers.
  • Calling methods of other classes is the only way to ensure encapsulation.
  • Calling methods of other classes improves maintenance of your Apex code.

Question 22

Question
Which of the following are true of Apex triggers? Choose 2 answers
Answer
  • Triggers can be called with <apex:trigger> on a Visualforce page.
  • Triggers offer a faster way to perform tasks that can done by using the point-and-click tools in the Salesforce user interface.
  • Triggers are active by default when created.
  • Salesforce automatically fires active triggers when the specified database events occur.

Question 23

Question
A public access modifier declares what? Choose 1 answers
Answer
  • The public access modifier declares that this class is visible in your application or namespace.
  • The public access modifier declares that this class cannot be referenced by any other classes.
  • The public access modifier declares that this class can be called from the Web Services API.
  • The public access modifier declares that this class can only be referenced by child classes.

Question 24

Question
As a best practice, you should use standard object names for class names to ensure consistent results. Choose 1 answers
Answer
  • True
  • False

Question 25

Question
hich of the following best describes the following block of code? Account a = new Account(Name='Acme'); try { insert a; } catch(DmlException e) { // Process exception here } Choose 2 answers
Answer
  • A Database method inside of a try-catch block.
  • An insert DML statement inside a try-catch block.
  • The code will not compile without a finally statement.
  • A best practice would to include a general exception at the end of the block.

Question 26

Question
When deciding between database class methods and DML to perform DML operations, which approach returns results for exception handling? Choose 1 answers
Answer
  • Database Class Methods
  • Standalone DML statements
  • Marking the attribute results = true
  • @ReturnResults notation

Question 27

Question
The platform prevents users from making which of the following types of modifications when those changes cause Apex code to become invalid? Choose 2 answers
Answer
  • Changing a field or object name
  • Converting from one data type to anotherYour answer
  • Updating a field or object
  • Making certain organization-wide changes, such as record sharing, field history tracking, or record types

Question 28

Question
The ID of an sObject is a read-only value and can never be modified explicitly in Apex unless it is cleared during a clone operation, or is assigned with a constructor. Choose 1 answers
Answer
  • True
  • False

Question 29

Question
What feature should be used to assign different picklist values for different business processes. Choose 1 answers
Answer
  • Page Layout
  • Record Type
  • Your answer
  • Validation Rule
  • Field Level Security
  • Formula Field

Question 30

Question
In addition to numbers, other data types can be implicitly converted. Which of the following rules apply? Choose 2 answers
Answer
  • IDs can always be assigned to Strings.
  • IDs can never assigned to Strings.
  • Strings can be assigned to IDs. However, at runtime, the value is checked to ensure that it is a legitimate ID. If it is not, a runtime exception is thrown.
  • The getID() method can be used to test whether a string is an ID.

Question 31

Question
Which of the following data types are considered Apex primitives? Choose 3 answers
Answer
  • Id
  • Object
  • sObject
  • Collection
  • Blob

Question 32

Question
Numbers form a hierarchy of types. Variables of lower numeric types can always be assigned to higher types without explicit conversion. Which of the following is the hierarchy for numbers, from lowest to highest? Choose 1 answers
Answer
  • Integer, Long, Double, Decimal
  • Integer, Double, Decimal, Long
  • Double, Integer, Decimal, Long
  • Long, Integer, Decimal, Double

Question 33

Question
Which of the following statements are true about the ! operator in Apex?
Answer
  • It terminates a line of code
  • It is often read aloud as “bang”
  • It cannot be used with Apex Triggers
  • It reverses the outcome of a Boolean statement

Question 34

Question
What is one thing you can do with workflow that you can't do with processes? Choose 1 answers
Answer
  • Send outbound messages without code.
  • Send inbound messages without code.
  • Configure actions to be executed at multiple intervals.
  • Configure actions to be executed at single intervals.

Question 35

Question
Apex supports which of the following types of procedural loops? Choose 3 answers
Answer
  • do {statement} while (Boolean_condition);
  • case (condition, statement);
  • if(Logical_test, value_if_true, value_if_false);
  • for (variable : array_or_set) statement;
  • for (variable : [inline_soql_query]) statement;

Question 36

Question
How can flows be executed? Choose 3 answers
Answer
  • Custom button
  • Custom link
  • Apex trigger
  • Visualforce page
  • Command line

Question 37

Question
As the developer for your organization you've been asked to design a simplified interface to check for existing candidates. If candidates don’t exist, this feature can be used to allow users to input them easily. Choose 1 answers
Answer
  • Flows
  • Validation Rules
  • Debug Logs
  • Encrypted Fields
  • Permission Sets

Question 38

Question
Which of the following features are created using Excel-like operators and functions? Choose 2 answers
Answer
  • Page Layout
  • Record Type
  • Validation Rule
  • Field Level Security
  • Formula Field

Question 39

Question
The Sales reps at AW Computing just attended a hardware conference and returned with 500 leads. As the Admin, you want to automatically prevent leads with duplicate email addresses from being saved. Which data import tool should you use? Choose 1 answers
Answer
  • Data Loader
  • Data Import Wizard
  • Import My Accounts & Contacts wizard

Question 40

Question
Schema Builder provides a dynamic environment for viewing and modifying all the objects and relationships in your app. Which of the following can you add to your schema? Choose 2 answers
Answer
  • Custom objects
  • Record Types
  • Many-to-many relationships
  • Master-detail relationship
  • Standard fieldsYour

Question 41

Question
A child record in a master-detail relationship can be orphaned. Choose 1 answers
Answer
  • True
  • False

Question 42

Question
What is the only type of field that can be both controlling and dependent? Choose 1 answers
Answer
  • Custom multi-select picklist
  • Custom checkbox
  • Standard checkbox
  • Custom single-select picklist
  • Standard single-select picklist

Question 43

Question
Any object looking up to itself creates this type of relationship? Choose 1 answers
Answer
  • Junction Object
  • Hierarchical Relationship
  • Lookup Relationship
  • Self Relationship
  • Master-Detail Relationship

Question 44

Question
What can you use to connect two objects to facilitate a many-to-many relationship? Choose 1 answers
Answer
  • Junction Object
  • Hierarchical Relationship
  • Lookup Relationship
  • Self Relationship
  • Master-Detail Relationship

Question 45

Question
Which of the following statements are true about a lookup relationship? Choose 2 answers
Answer
  • A lookup relationship can span multiple layers
  • A parent record is always required for each child
  • A lookup field does not have to be a required field
  • Access to parent determines access to child

Question 46

Question
A lookup relationship controls which of the following? Choose 3 answers
Answer
  • Loosely links together custom or standard objects
  • Allows the lookup fields to be required or optional
  • Can create a lookup field on the page layout of the child object and a related list on the page layout of the parent object
  • Can create a lookup field on the page layout of the parent object and a related list on the page layout of the child object

Question 47

Question
Which of the following statements are true about custom objects? Choose 2 answers
Answer
  • Salesforce provides a set of custom objects that you can use to store data
  • After you create a custom object, you need to add it to the user interface
  • Custom objects come with an infrastructure including reporting, auditing,
  • When you create a custom object, you get direct access to the database
  • Custom objects are reportable and searchable

Question 48

Question
Which part of the MVC Architecture do Object Relationships and fields represent? Choose 1 answers
Answer
  • Model: What schema and data does salesforce uses to represent the system completely.
  • View: How the schema and data is represented.
  • Controller: How the interface actions. Controllers are used to perform the actions whenever users interact with visual force.

Question 49

Question
Which type of code represent the Controller in MVC architecture on Force.com platform? Choose 2 answers
Answer
  • StandardController system methods that are referenced by Visualforce.
  • JavaScript that is used to make a menu item display itself.
  • A static resource that contains CSS and Images.
  • Custom Apex and JavaScript code that is used to manipulate data.

Question 50

Question
Which data type or collection of data types can SOQL statements populate or evaluate to? Choose 3 answers
Answer
  • Integer
  • Single Object
  • String
  • Boolean
  • A list Objects

Question 51

Question
Which action can a developer perform in a before update trigger? Choose 1 answers
Answer
  • Update the original object using an update DML operation.
  • Change field values using the trigger.new context variable.
  • Delete the original object using delete DML operation.
  • Display a custom error message in the App Interface.

Question 52

Question
How would a developer determinate it a CustomObject__c record has been manually shared with the current user in Apex? Choose 1 answers
Answer
  • By calling the profile settings of the current user
  • Calling isShared() method
  • Role.hierarchy
  • By querying CutomObject__Share

Question 53

Question
The Sales management team hires a new intern. The intern is not allowed to view opportunities but needs to see the Most Recent Closed Date of all Child Opportunities when viewing a Account record. Choose 1 answers
Answer
  • Rool-up summary field on the Account object that perform a MAX on the Opportunity Close Date field.
  • Create a formula that perform a MAX on the Opp Close Data field.
  • Create a Workflow Rule that update a field on Account with the MAX related Opportunity Close Date.
  • Create a trigger on Account object that queries most recent opportunities.

Question 54

Question
A developer wrote a workflow email alert in case creation so that an email is sent to the case owner manager when a case is crreated. When will the emai be sent? Choose 1 answers
Answer
  • After trigger executation
  • Before commiting to database
  • Before trigger execution
  • After commiting to database

Question 55

Question
What is an important considerations when developing in a multi-tenant enviroment? Choose 1 answers
Answer
  • Organization-wide data security determines whether other tenant can see data in multiple organizations on the same instance
  • Polyglot persistance provides support for a global , multilingual user base in multiple organizations on multiple instances
  • Unique domain names take the place of namespaces for code developed for multiple oorganizations.
  • Governor limits, prevent tenants from impacting performance in multiple organizations on same instance.

Question 56

Question
Which user can edit a record after it has been locked for approval? Choose 2 answers
Answer
  • A user who is assigned as the current approver
  • Any user who approved the record previously
  • Administrator
  • Any user with higher role in the hierarchy

Question 57

Question
How many child levels is allowed in SOQL?? Choose 2 answers ( en las respuestas solo viene una )
Answer
  • 1
  • 4
  • 2
  • 7
  • 5

Question 58

Question
What is an accurate statement about variable scope? Choose 3 answers
Answer
  • A variable can be defined at any point in a block
  • Sub-blocks cannot reuse a parent block`s varaible names
  • A static variable can restrict the scope to the current block if its value is null
  • Parallels blocks can use the same variable names.
  • Sub-block can reuse a parent block variable name if its value is null

Question 59

Question
What is a capability of StandardSetController? Choose 2 answers
Answer
  • It enforce field-level security when Reading large records sets
  • It allows pages to perform massive updates of records
  • It extend the functionality of a standard or Custom Controller
  • It allows pages to perform pagination with large record sets

Question 60

Question
How to know in Apex execution if can be able to create a record of sObject?
Answer
  • canInsertable()
  • isCreatable()
  • isInsertable()
  • canCreatable()
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