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Platform Dev 1 > Platform Dev 1 > Flashcards

Platform Dev 1 Flashcards

1
Q

The fundamental technology that clouds use to share IT resources cost-efficiently and securely?

A

Multi-tenancy

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2
Q

Resources shared by Salesforce Tenants include:

A

Database and run time engine

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3
Q

Database includes:

A

Data, Metadata, Indexes, Field Histories, Data Relationships

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4
Q

Unique Identifier

A

helps Salesforce identify which data belongs to that org

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5
Q

What is related to a governor limit

A

Run Time Engine

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6
Q

Exceeding a governor limit causes

A

Exceptions

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7
Q

What ensures each tenant can access and allocate a certain amount of resources

A

Run Time Engine

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8
Q

Governor limits monitors

A

Memory, CPU usage, access to database, queries

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9
Q

MVC

A

Model, View, Controller

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10
Q

Model:

A

An identity representing data or activity

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11
Q

View

A

Visualization of the sate of the model

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12
Q

Controller

A

A facility for changing the state of the model. The middle guy gives data to the view and if data gets changed goes back to the model.

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13
Q

Example of a Model

A

Custom and Standard Objects

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14
Q

Example of a View

A

Page layouts

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15
Q

Example of a Controller

A

Apex class

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16
Q

Customization Options

A

3 ways to attack a problem: Configure, Buy, Build

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17
Q

Configure

A

Standard and custom solutions from the Setup Menu. (Declarative: Point and Click)

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18
Q

Characteristics of “Configure” model

A

No programming experience needed, integrated, updates automatically. SIMPLICITY and SPEED

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19
Q

Buy

A

Download apps and components from AppExchange. (Install: Packages)

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20
Q

Characteristics of the “Buy” model

A

Proven and reviewed solutions build for SF. May include support and maintenance. ALREADY BUILT.

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21
Q

Build

A

Develop new solutions using programmatic tools (Programmatic: Code)

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22
Q

Characteristics of “Build” model

A

Create apps that can do almost anything you want. Custom code builds on point and click functionality. CONTROL AND FLEXIBILITY (hardest and most time consuming)

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23
Q

What are the declarative automation tools?

A

Process Builder, Workflow, Flow, Approvals

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24
Q

Which automation tool does not support time based actions?

A

Approvals

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25
Q

Which automation tools support User Interaction?

A

Flows and Approvals

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26
Q

Which automation tools support time based actions?

A

Process builder, Workflow, flow

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27
Q

Which automation tools DO NOT support User Interaction?

A

Process Builder, Workflow

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28
Q

Which automation tools can call Apex code?

A

Process Builder, Flow

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29
Q

Which automation tools DO NOT call Apex code?

A

Workflow, Approvals

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30
Q

Which automation tool can delete a record?

A

Flow

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31
Q

Which automation tools can NOT delete a record

A

Process Builder, Workflow, Approvals

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32
Q

Standard fields

A

Provide a predefined set, to capture common business information in Objects

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33
Q

Custom fields

A

Created to allow the capture of additional business information in Objects

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34
Q

Custom Relationships

A

Allows you to link objects together

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35
Q

Validation Rules

A

Created to verify that the data in one or more fields meets the specified criteria before a record is saved on an Object

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36
Q

Verifies that the data in one or more fields meets the specified criteria before a record is saved

A

Validation Rules

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37
Q

Page Layouts and Record Types

A

Define what a user sees when they view or edit a record in an object. Control what a user sees on the screen.

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38
Q

How is Security in Salesforce segmented?

A

Record, field level, object access

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39
Q

Master Detail Relationship: Sharing for the _____ record is inherited from the _____ record

A

Detail, Master

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40
Q

Master Detail Relationship: The detail record is _______- when the parent is deleted.

A

automatically deleted

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41
Q

Master Detail Relationship: The ______ is always required on the ______ record

A

parent reference, child

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42
Q

Master Detail Relationship: You can add a _______

A

lookup filter

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43
Q

Master Detail Relationship: You can choose whether or not the ______ can be _______

A

detail, reparanted

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44
Q

The detail side of a master-detail relationship must be a ______ object

A

custom

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45
Q

Most important difference between a master-detail and lookup relationship has to do with ________

A

the record access.

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46
Q

Master-Detail relationship: ____________ is inherited from the master record

A

Record Access

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47
Q

When an object becomes a detail in a master-detail relationship it…

A

loses the ability to independently control record access

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48
Q

Master Detail relationship: Record access is inherited from _______

A

master record

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49
Q

_______ CANNOT be the detail of a master-detail relationship

A

Standard object

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50
Q

Lookup Relationship: Child record and parent record have ________

A

independent sharing.

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51
Q

Lookup Relationship; The lookup field on the child record can be ______ or ______

A

optional, required

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52
Q

“What to do if the lookup record is deleted?”

A
  • Clear the value of the field
  • Don’t allow deletion of the lookup record that’s part of a lookup relationship
  • Delete this record also.
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53
Q

Lookup relationship: Record access is not inherited from _____________

A

the parent

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54
Q

Lookup Relationship: You can add a __________

A

lookup filter

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55
Q

The _______ allows you to view and modify relationships

A

Schema Builder

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56
Q

You can load data through:

A

Data Import Wizard and API/Data Loader

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57
Q

Which tools use API Connect

A
  • Data Loader
  • Data Loader.io
  • Any tool that uses API
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58
Q

Which tool can you use to prevent duplicates when importing new records with unique fields only?

A

Data Loader

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59
Q

Which tool can you use to prevent duplicates with external unique IDs?

A

Data Import Wizard

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60
Q

Which import tool allows you to choose whether or not to trigger workflow rules?

A

Data Import Wizard

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61
Q

Which import tool can not trigger workflow rules?

A

Data Loader

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62
Q

Which tool allows you to load up to 5,000,000 records

A

Data Loader

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63
Q

Which tool allows you to load objects such as Products and Opportunities?

A

Data Loader

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64
Q

Which objects can you load with Data Import Wizard

A
  • Account (Name and Site)
  • Contact (Name or Email)
  • Lead (Name or Email)
  • Solution (Title/ID)
  • Campaign Member (ID)
  • Custom Objects (Name)
  • Salesforce ID
  • External Unique ID
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65
Q

Which import tool allows you to prevent workflows from firing?

A

Data Import Wizard

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66
Q

Which tool allows you to schedule imports?

A

Data Loader

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67
Q

Which tool allows you to use mappings for later use?

A

Data Loader

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68
Q

Which tool allows you to export or delete data

A

Data Loader

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69
Q

A formula field is a ______.

A

Field that derives its value from other fields, expressions or values

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70
Q

You can create a ________ on a child object to reference data from parent objects, up to 10 relationships away

A

cross-object formula

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71
Q

You can create a cross-object formula on a ______ to reference data from _______ , up to 10 relationships away

A

child object

parent objects

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72
Q

You can create a cross-object formula on a child object to reference data from parent objects, up to _______ away

A

10 relationships

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73
Q

A formula field allows you to __________

A

write an expression to calculate a value. (From Course to Course Delivery)

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74
Q

Formulas can reference _______

A

other formulas

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75
Q

You may not create ______ formulas

A

circular

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76
Q

Formulas have a maximum compile size of

A

3900 characters

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77
Q

Formulas are calculated when ______-

A

the record is accessed

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78
Q

Formula values are not _______

A

persisted in the database

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79
Q

Be careful when using in _______ clauses or report filters

A

SOQL WHERE

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80
Q

Be careful when using in SQL WHERE _______ or ________

A

Clauses

Report filters

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81
Q

Formulas are calculated in _________-

A

System Mode

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82
Q

When using formula fields, users DO NOT need access to the ___________ to see the result

A

individual formula elements (objects or fields)

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83
Q

User that is viewing formula field, _____ data for a field that they do not have access to.

A

may see

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84
Q

Roll-up Summary Field is a _______

A

Field on a master record that summarizes date or numerical data from detail records

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85
Q

Field on a master record that summarizes date or numerical data from detail records

A

Roll-up summary field

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86
Q

For a Roll-up Summary Field you start by _______

A

selecting the detail object to summarize

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87
Q

What are the roll-up summary field “types”?

A

COUNT
SUM
MIN
MAX

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88
Q

Roll up summary field: Which records can be included in the calculation?

A
  • All records

* Only records meeting certain criteria

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89
Q

What field type would you use to summarize date or number data?

A

Roll-up summary field

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90
Q

3 relationships for roll-up summary field?

A
  • Accounts and Opportunities
  • Campaigns and Campaign Members
  • Opportunities to Product
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91
Q

Roll-up summary fields are calculated and saved when ________

A

the detail record is saved (assuming the value changes)

92
Q

Rollup summary field values, when saved, are persisted in _______

A

the database

93
Q

Rollup summary fields, when saved will ________

A

trigger any automation on the parent record

94
Q

Rollup summary fields are calculated in _______

A

System Mode

95
Q

User ____________ need access to the aggregated numerical or date fields of a Roll up summary

A

does NOT

96
Q

Rollup summary field: If detail is updated and makes a change, then the master will be updated and ______________________

A

perform DML updates on the parent (firing the triggers).

97
Q

Apex is

A

SF’s cloud-based, object-oriented programming language.

98
Q

Apex is specifically designed for ______________

A

customizing and extending apps on the SF platform

99
Q

Apex is tailored for _____________

A

data access and manipulation

100
Q

Apex works in conjunction with _____________

A

declarative features

101
Q

Apex has access to ____________

A

your org’s metadata

102
Q

Apex is designed to work _____________ in a multi-tenant environment

A

effectively and efficiently

103
Q

Apex is compiled and executed in _____________

A

salesforce servers

104
Q

Apex allows you to _______________ data

A

read, write and delete

105
Q

When you complete a DML update, your workflows will fire _____________ declarative features

A

in conjunction with

106
Q

With Apex code you can access __________

A

custom objects and fields

107
Q

The SF platform tracks dependencies between _____ used in Apex and _________

A
  • sObjects

* declarative object definitions

108
Q

Any metadata referred to in Apex _____________

A

cannot be changed or deleted

109
Q

You cannot import anything with _________

A

Apex

110
Q

Name the 11 primitive data types

A
  • Blob
  • Bloolean
  • Date
  • Datetime
  • Decimal
  • Double
  • ID
  • Integer
  • Long
  • String
  • Time
111
Q

Apex initializes all variables, regardless of type to, to the special value

A

null

112
Q

Constants are declared using the __________ modifiers

A

static + final

113
Q

Data is stored in _______ called _______

A

variables

Data Types

114
Q

Primitives can contain a ____________

A

single value

115
Q

Single values (primitives) can have ___________

A

methods

116
Q

If you create a String, the default value will be _________

A

NULL

117
Q

Apex has 3 possible values

A
  • True
  • False
  • Null
118
Q

List

A

An ordered, indexed collection of elements

119
Q

An ordered, indexed collection of elements

A

List

120
Q

Order of a List

A

0, 1, 2 etc

121
Q

Set

A

An unordered collection of elements that does not contain duplicates

122
Q

An unordered collection of elements that does not contain duplicates

A

Set

123
Q

Map

A

Collection of key value pairs where each unique key maps to a single value

124
Q

Collection of key value pairs where each unique key maps to a single value

A

Map

125
Q

4 features of a Set

A
  • Unordered
  • No duplicate values
  • Can add multiple (unique) values
  • Asks if it contains a particular value
126
Q

Name the 8 Conditionals and Loops

A
  • If
  • If-else
  • Switch
  • While
  • Do-while
  • For (traditional)
  • For (list or set iteration)
  • For (iterate over SOQL result)
127
Q

What is SOQL

A

Salesforce Object Query Language

128
Q

SOQL allows developers to _______

A
  • Retrieve data

* Integrate data

129
Q

SOQL allows developers to retrieve data, using user defined selection criteria, from __________ that reside in the SF database

A

sObjects

130
Q

SOQL allows developers to integrate data retrieval into _________________ and ____________

A

Apex

APIs

131
Q

SOQL only supports ____________

A

query statements

132
Q

SOQL does not support __________

A

SELECT *

133
Q

SOQL supports “________” which are written using ________ syntax

A

relationship queries

parent-child

134
Q

SOQL supports __________ syntax to traverse object relationships

A

dot notation

135
Q

SOQL is multi-tenant aware therefore it is _________

A

governed by limits

136
Q

SOQL does not support ______ relationships like SQL

A

ad hoc

137
Q

SOQL select syntax

A
  • SELECT
  • FROM
  • WHERE
138
Q

Which special character does SOQL not support

A

*

139
Q

WHERE Clause operator for: Not equals

A

!=

140
Q

WHERE Clause operator for: Greater than or equal to

A

> =

141
Q

WHERE Clause operator for: LIKE

A

%

_

142
Q

WHERE Clause operator for: IN / NOT IN

A

Inclusion/Exclusion

143
Q

WHERE Clause operator for: INCLUDES / EXCLUDES

A

Inclusion and exclusion for multi-select picklists

144
Q

WHERE Clause operator for:
AND
OR

A

Logical AND

Logical OR

145
Q

WHERE Clause operator for: NOT

A

Negation

146
Q

WHERE CLAUSE: Date values should not be enclosed in ________

A

Quotes

“”

147
Q

WHERE CLAUSE:

A

YYYY-MM-DD

148
Q

DateTime fields in Apex are coordinated in -______

A

Coordinated Universal Time (UTC)

Make sure to offset values to your local time zone.

149
Q

Variable dates (date literal) formula

A

WHERE ClosedDate ! = LAST_N_DAYS:365

150
Q

Boolean value for WHERE closed clause

A

WHERE IsClosed = TRUE

151
Q

SOQL supports the binding operator in the _________ clauses

A

WHERE and LIMIT

152
Q

Which variables can be bound in the WHERE clause

A

:myVar

Expressions, example (aStatus + accountName)

153
Q

Which special character specifies binding?

A

:

154
Q

If you cannot guarantee that a single sObject is returned EACH time the query is run, you should _____

A

assign the query to an sObject list

155
Q

You can assign the results of a query to ________

A

a single sObject

156
Q

SQL Queries in Apex related to an sObject require_________

A

you to ensure only one single sObject can be returned. No rows and/or more than 1 row requires assignment to an “sObject list”

157
Q

How do you write an sObject List?

A

List

example: List

158
Q

How are queries within an outer loop retrieve 403 cases?

A

First 200 cases in the first iteration of the outer loop
Next 200 cases in the second iteration of outer loop
Final 3 cases in third iteration of outer loop

159
Q

How would a query outside of a loop retrieve 403 cases?

A

All at once, exceeding the heap size limit

160
Q

A _____________ can help prevent you from exceeding the heap size limit when working with large volumes of data fetched by a query.

A

list iteration variable

161
Q

A list iteration variable can help prevent you from exceeding the __________ when working with large volumes of data fetched by a query.

A

heap size limit

162
Q

A list iteration variable can help prevent you from exceeding the heap size limit when working with large volumes of data fetched by a ________.

A

query

163
Q

How to identify a Standard relationship Syntax? Example Account-Contact

A

AccountId

164
Q

How to identify a Custom relationship Syntax?

A

FieldName_ _c

165
Q

_____ relationships are created by Salesforce

A

Standard

166
Q

_______ relationships are created by user

A

Custom

167
Q

Which type of relationship would you use for a Parent (one) to Child (many) relationship?

A

Custom

168
Q

In a custom relationship the Primary Key is the _______

A

Unique field Id

169
Q

In a custom relationship the Primary Key will be the _______

A

Parent ID

170
Q

In a Standard Relationship the Child key is called the _____ and the parent key is called _____

A

Foreign Key

Primary Key

171
Q

In a Standard Relationship the Primary Key is followed with _____

A

Id

172
Q

In a Standard Relationship the Primary Key will contain a string of ___________ characters

A

15-18

173
Q

In a standard relationship the Child key is called

A

Foreign Key

174
Q

In a standard relationship the Parent key is called the

A

Primary Key

175
Q

You can access _______ of ancestors from a child using dot notation

A

5

176
Q

Apex can go up _______ levels on Standard or Custom relationships

A

5

177
Q

How many levels of nested queries are allowed in a SELECT clause?

A

1

178
Q

Apex can go down _____ level(s) on Standard or Custom relationships?

A

1

179
Q

Only one level of nested queries is allowed in a ________ clause

A

SELECT

180
Q

Custom relationships can use _______ when referencing parent-to-child relationships (example:level down)

A

Plural names

Example: Course_Delivery to Course_Deliveries

181
Q

SOSL stands for:

A

Salesforce Object Search Language (think of it like a search tool like Google)

182
Q

SOSL ( Salesforce Object Search Language) allows developers to search ____________ in multiple objects simultaneously.

A

text, email, and phone fields

183
Q

SOSL ( Salesforce Object Search Language) allows developers to search text, email, and phone fields in _________________.

A

multiple objects simultaneously

184
Q

When referring to SOSL “ALL FIELDS” refers to:

A

text, email and phone fields ONLY!!!

185
Q

How do you write a list of list object to hold search results? (Think SOSL)

A

List>

186
Q

How would you write an SOSL statement to find the word Acme?

A

FIND ‘Acme’

187
Q

What is the ONLY return data type that SOSL provides?

A

a List of Lists of sObjects

188
Q

You can execute SOSL searches inside:

A

APIs

Apex statements

189
Q

Apex statements within SOSL can use which character

A

[ Brackets ]

190
Q

What two Apex statements allow you to execute SOSL searches?

A
  • Bracket notations [ ]

- Search.query ( )

191
Q

SOQL or SOSL? You want to count the number of records meeting criteria?

A

SOQL

192
Q

SOQL or SOSL? You want data from one object or multiple related objects

A

SOQL

193
Q

SOQL or SOSL? You don’t know which object or field the data resides in.

A

SOSL

194
Q

SOQL or SOSL? You want to sort requests as part of the query?

A

SOQL and SOSL

195
Q

SOQL or SOSL? You want data from number, date, or checkbox fields?

A

SOQL

196
Q

______ allows you to persist the creation of, or modifications to, an instance of an sObject

A

DML

197
Q

What does DML stand for?

A

Data Manipulation Language

198
Q

DML allow you to persist the _____ of, or _______ to and instance of an sObject

A

creation

modifications

199
Q

Retrieve into memory a Contact whose lead source is ‘Trade Show’ modify its LeadSource to ‘Other.’ Persist this modification to your org.

A

Update

200
Q

Create a new instance of a Contact in memory. Persist this instance to your org.

A

Insert

201
Q

Name the DML operations

A 
Insert
Delete
Merge
Undelete
Update
Upsert
202
Q

Users were incorrectly entered as Contacts through the UI retrieve those contacts into memory, and use their Id values to remove them from the org.

A

Delete

203
Q

Create new contacts in memory. Also modifying existing Contacts that were called into memory using SOQL. Issue a single command to persist new and modified Contacts to the org.

A

Upsert

204
Q

Actually, the Contacts removed in Scenario 3 were created correctly. Use SOQL to retrieve those Contacts from the Recycle Bin into memory. Then, restore those Contact records.

A

Undelete

205
Q

DML Command: Adds one or more records

A

Insert

206
Q

DML Command: Removes one or more records

A

Delete

207
Q

DML Command: Combines up to three records of the same type into one of the records, deleting the others, and re-parenting any related records

A

Merge

208
Q

DML Command: Restores one or more records from the Recycle Bin

A

Undelete

209
Q

DML Command: Modifies one or more existing record

A

Update

210
Q

Creates new records and updates existing records (single command)

A

Upsert

211
Q

Two ways of writing DML Commands

A 
1) Standalone DML 
Examples: 
insert Contacts
Insert myAccount, 
Update myAccounts
2) Database.method(sObject List) 
Example: 
Database.insert (contacts), 
Database.Insert (myAccount), 
Database.update (myAccounts)
212
Q

How to process Partial Processing

A

only when the AllorNone parameter is, FALSE

213
Q

How can you make sure that a failed commit does not cause an exception

A

Partial processing
Example:
Database.insert (contacts, FALSE)

214
Q

All Apex execution is bound by ___________ that the system enforces on operations to ensure resources are available for all tenants

A

governor limits

215
Q

If you exceed a __________, your code will terminate with an unhandleable, and hence unrecoverable exception

A

governor limit

216
Q

If you exceed a governor limit, your code will terminate with an__________, and hence _______ exception

A

unhandleable

unrecoverable

217
Q

Governor limits are not _______

A

CATCHABLE

218
Q

A _______ and ________ are implicitly fired by change to data

A

Trigger

Workflow

219
Q

______ anonymous explicitly invokes _______

A

Execute

Method

220
Q

Execute Anonymous ______ invokes Method

A

explicitly

221
Q

A trigger and workflow are _____ fired by change to data

A

implicitly

222
Q

Never put a DML operation where?

A

Within or outside a loop

223
Q

Where should you put a DML operation?

A

in the middle of two loops

224
Q

In Apex, a data type of one class can be cast to and from a data type of another class, but only if the _______________

A

classes are related through inheritance.

225
Q

Name the Access Modifier keywords: (4)

A

Private (default)
Public
Protected
Global

226
Q

A class can contain 0+ (name 4)

A

member variables
properties
constructors
methods

Platform Dev 1 (1 decks)

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