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Home > Microsoft > Microsoft Certified: Azure Data Fundamentals > DP-900

DP-900 Microsoft Azure Data Fundamentals Question and Answers

Question # 4

Which file format has defined names and data types for each column and uses compressed columnar storage?

A.

JSON

B.

CSV

C.

Apache Parquet

D.

HTML

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Question # 5

Match the Azure Cosmos DB APIs to the appropriate data structures.

To answer, drag the appropriate API from the column on the left to its data structure on the right. Each API may be used once, more than once, or not at all.

NOTE: Each correct match is worth one point.

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Question # 6

Which type of non-relational data store supports a flexible schema, stores data as JSON files, and stores the all the data for an entity in the same document?

A.

document

B.

columnar

C.

graph

D.

time series

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Question # 7

Select the answer the correctly completes the sentence.

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Question # 8

In Azure Table storage, each row in a table must be uniquely identified by which two components?

Each correct answer presents pan of the solution. NOTE: Each correct selection is worth one point.

A.

a timestamp

B.

a range

C.

a row key

D.

a partition key

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Question # 9

Your company has a reporting solution that has paginated reports. The reports query a dimensional model in a data warehouse. Which type of processing does the reporting solution use?

A.

stream processing

B.

Online Transaction Processing (OLTP)

C.

batch processing

D.

Online Analytical Processing (OLAP)

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Question # 10

Select the answer that correctly completes the sentence.

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Question # 11

Select the answer that correctly completes the sentence.

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Question # 12

Select the answer that correctly completes the sentence.

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Question # 13

Select the answer that correctly completes the sentence.

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Question # 14

Select the answer that correctly completes the sentence.

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Question # 15

For each of the following statements, select Yes if the statement is true. Otherwise select No.

NOTE: Each correct selection is worth one point.

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Question # 16

Which type of Azure resource supports the serverless configuration of an Azure SQL database?

A.

Azure SQL Managed Instance

B.

SQL Server on Azure Virtual Machines

C.

a single database in Azure SQL Database

D.

an Azure SQL Database elastic pool

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Question # 17

Select the answer that correctly completes the sentence.

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Question # 18

Which statement is an example of Data Definition Language (DDL)?

A.

SELECT

B.

INSERT

C.

DELETE

D.

DROP

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Question # 19

Select the answer that correctly completes the sentence.

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Question # 20

In an analytical data model, which type of table contains entities that are used to aggregate numeric values, where each entity is represented by a row with a unique key value?

A.

bridge

B.

dimension

C.

fact

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Question # 21

Select the answer that correctly completes the sentence.For each of the following statements, select Yes if the statement is true. Otherwise, select No. NOTE: Each correct selection is worth one point.

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Question # 22

Select the answer that correctly completes the sentence.

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Question # 23

Which component of Azure Data Factory enables you to define a sequence of activities including for each iterators?

A.

control flow

B.

linked services

C.

datasets

D.

the integration runtime

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Question # 24

To complete the sentence, select the appropriate option in the answer area.

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Question # 25

Select the answer that correctly completes the sentence.

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Question # 26

Which Azure Data Factory component initiates the execution of a pipeline?

A.

a control flow

B.

a trigger

C.

a parameter

D.

an activity

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Question # 27

You need to recommend a data store service that meets the following requirements:

Native SQL API access

Configurable indexes

What should you recommend?

A.

Azure Files

B.

Azure Blob storage

C.

Azure Table storage

D.

Azure Cosmos DB

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Question # 28

Match the datastore services to the appropriate descriptions.

To answer, drag the appropriate service from the column on the left to its description on the right. Each service may be used once, more than once, or not at all.

NOTE: Each correct match is worth one point.

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Question # 29

Match the Azure SQL services to the appropriate use cases.

To answer, drag the appropriate service from the column on the left to its use case on the right. Each service may be used once, more than once, or not at all.

NOTE: Each correct match is worth one point.

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Question # 30

You need to store data by using Azure Table storage.

What should you create first?

A.

an Azure Cosmos DB instance

B.

a storage account

C.

a blob container

D.

a table

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Question # 31

Select the answer that correctly completes the sentence.

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Question # 32

Match the Azure services to appropriate requirements.

To answer, drag the appropriate services from the column on the left to its requirement on the right. Each service may be used once. more than once, or not at all.

NOTE: Each correct match is worth one point.

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Question # 33

Which Azure Data Factory component provides the compute environment for activities?

A.

a linked service

B.

an integration runtime

C.

a control flow

D.

a pipeline

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Question # 34

Which Azure SQL offering provides near-IOO percent compatibility with on-premises Microsoft SQL Server instances, while providing automated updates,

backups, and maintenance tasks?

A.

Azure SQL Managed Instance

B.

SQL Server on Azure Virtual Machines

C.

Azure SQL Edge

D.

Azure SQL Database

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Question # 35

You have structured data in tabular format.

What represents an individual instance of a data entity?

A.

a column

B.

a cell

C.

a row

D.

a table

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Question # 36

Which statement is an example of Data Definition Language (DDL)?

A.

SELECT

B.

JOIN

C.

MERGE

D.

CREATE

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Question # 37

To complete the sentence, select the appropriate option in the answer area.

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Question # 38

You need to design and model a database by using a graphical tool that supports project-oriented offline

database development.

What should you use?

A.

Microsoft SQL Server Data Tools (SSDT)

B.

Microsoft SQL Server Management Studio (SSMS)

C.

Azure Databricks

D.

Azure Data Studio

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Question # 39

Select the answer that correctly completes the sentence.

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Question # 40

From Power Bi Desktop, you are creating a sales performance report. You need to create visualizations that meet the following requirements:

• Display the relationship between the advertising budget and the number of new customers.

• Show the percentage of total sales for each region.

Which type of visualization should you use for each requirement? lo answer, select the appropriate options in the answer area.

NOTE: Each correct selection is worth one point.

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Question # 41

For each of the following statements, select Yes if the statement is true. Otherwise, select No.

NOTE: Each correct selection is worth one point.

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Question # 42

Which Azure storage solution provides native support for POSIX-compliant access control lists (ACLs)?

A.

Azure Queue storage

B.

Azure Data Lake Storage

C.

Azure table storage

D.

Azure Files

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Question # 43

To complete the sentence, select the appropriate option in the answer area.

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Question # 44

For each of the following statements, select Yes if the statement is true. Otherwise, select No.

NOTE: Each correct selection is worth one point.

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Question # 45

You need to perform hybrid transactional and analytical processing (HTAP) queries against Azure Cosmos DB data sources by using Azure Synapse Analytics.

What should you use?

A.

Synapse pipelines

B.

a Synapse SQL pool

C.

Synapse Link

D.

Synapse Studio

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Question # 46

Select the answer that correctly completes the sentence.

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Question # 47

What Is a benefit of hosting a database on Azure SQL managed instance as compared to an Azure SQL database?

A.

native support for cross-database queries and transactions

B.

built-in high availability

C.

system-Initiated automatic backups

D.

support for encryption at rest

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Question # 48

Which two Azure services can be used to provision Spark clusters? Each correct answer presents a complete solution.

NOTE: Each correct selection is worth one point.

A.

Azure Databricks

B.

Azure Log Analytics

C.

Azure Time Series Insights

D.

Azure HDinsight

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Question # 49

Match the terms to the appropriate descriptions.

To answer, drag the appropriate term from the column on the left to its description on the right. Each term may be used once, more than once, or not at all.

NOTE: Each correct match is worth one point.

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Question # 50

Which property of a transactional workload guarantees that each transaction is treated as a single unit that either succeeds completely or fails completely?

A.

isolation

B.

durability

C.

consistency

D.

atomicity

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Question # 51

Which scenario is an example of a streaming workload?

A.

sending transactions that are older than a month to an archive

B.

sending transactions daily from point of sale (POS) devices

C.

sending telemetry data from edge devices

D.

sending cloud infrastructure metadata every 30 minutes

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Question # 52

You need to modify a view in a relational database by adding a new column.

Which statement should you use?

A.

MERGE

B.

ALTER

C.

INSERT

D.

UPDATE

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Question # 53

Match the security components to the appropriate scenarios.

To answer, drag the appropriate component from the column on the left to its scenario on the right. Each component may be used once, more than once, or not at all.

NOTE: Each correct match is worth one point.

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Question # 54

For each of the following statements, select Yes if the statement is true. Otherwise, select No.

NOTE: Each correct selection is worth one point.

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Question # 55

You need to store data in Azure Blob storage for seven years to meet your company ' s compliance

requirements. The retrieval time of the data is unimportant. The solution must minimize storage costs.

Which storage tier should you use?

A.

Archive

B.

Hot

C.

Cool

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Question # 56

What ate three characteristics of an Online Transaction Processing (OLTP) workload? Each correct answer presents a complete solution NOTE: Each correct selection is worth one point.

A.

normalized data

B.

schema defined in a database

C.

schema defined when reading unstructured data from a database

D.

normalized data

E.

light writes and heavy reads

F.

heavy writes and moderate reads

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Question # 57

Select the answer that correctly completes the sentence.

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Question # 58

Which storage solution supports role-based access control (RBAC) at the file and folder level?

A.

Azure Disk Storage

B.

Azure Data Lake Storage

C.

Azure Blob storage

D.

Azure Queue storage

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Question # 59

Match the Azure services to the appropriate locations in the architecture.

To answer, drag the appropriate service from the column on the left to its location on the right. Each service may be used once, more than once, or not at all.

NOTE: Each correct match is worth one point.

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Question # 60

You need to create a visualization of running sales totals per quarter as shown in the following exhibit.

What should you create in Power BI Desktop?

A.

a waterfall chart

B.

a ribbon chart

C.

a bar chart

D.

a decomposition tree

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Question # 61

You have data saved in the following format:

Which format was used?

A.

YAML

B.

HTML

C.

XML

D.

JSON

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Question # 62

Which Azure service provides the highest compatibility for databases migrated from Microsoft SQL Server 2019 Enterprise edition?

A.

an Azure SQL Database elastic pool

B.

Azure SQL Managed Instance

C.

Azure Database for MySQL

D.

Azure SQL Database

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Question # 63

Select the answer that correctly completes the sentence.

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Question # 64

Select the answer that correctly completes the sentence.

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Question # 65

To complete the sentence, select the appropriate option in the answer area.

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Question # 66

Select the answer that correctly completes the sentence.

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Question # 67

Select the answer that correctly completes the sentence.

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Question # 68

A team of developers has computers Thai run Windows 10 and Ubuntu Desktop.

The developers need to connect to and query an Azure SQL database from the computers. The developers require code assistance features such as intellSense.

What should the developers use ?

A.

Azure Data Studio

B.

sq1cmd

C.

Microsoft SQL Server Management Studio (SSMS)

D.

Azure Data Explorer

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Question # 69

What are two benefits of platform as a service (PaaS) relational database offerings in Azure, such as Azure SQL Database? Each correct answer presents a complete solution. NOTE: Each correct selection is worth one point.

A.

complete control over backup and restore processes

B.

access to the latest features

C.

in-database machine learning services

D.

reduced administrative effort for managing the server infrastructure

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Question # 70

Select the answer that correctly completes the sentence.

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Question # 71

Match the tools to the appropriate descriptions.

To answer, drag the appropriate tool from the column on the left to its description on the right. Each tool may be used once, more than once, or not at all.

NOTE: Each correct match is worth one point.

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Question # 72

At which level in Azure Cosmos DB can you configure multiple write regions and read regions?

A.

database

B.

partition

C.

collection

D.

account

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Question # 73

A data engineer is responsible for which task?

A.

Design and build analytical models.

B.

Design and implement data stores for analytical workloads.

C.

Explore data to identify trends.

D.

Implement policies, tools. and processes for backup and recovery plans.

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Question # 74

Select the answer that correctly completes the sentence.

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Question # 75

You have data saved in the following format.

Which format was used?

A.

HTML

B.

CSV

C.

JSON

D.

YAML

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Question # 76

To complete the sentence, select the appropriate option in the answer area.

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Question # 77

For each of the following statements. select Yes if the statement is true. Otherwise, select No.

NOTE Each correct selection is worth one point.

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Question # 78

To complete the sentence, select the appropriate option in the answer area.

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Question # 79

For each of the following statements, select Yes if the statement is true. Otherwise, select No.

NOTE: Each correct selection is worth one point.

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Question # 80

Which storage solution supports access control lists (ACLs) at the file and folder level?

A.

Azure Data Lake Storage

B.

Azure Cosmos DB

C.

Azure Queue storage

D.

Azure Blob storage

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Question # 81

Your company needs to design a database that illustrates the relationships between utilization levels of individual network devices across a local area network.

Which type of data store should you use?

A.

graph

B.

key/value

C.

document

D.

columnar

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Question # 82

To complete the sentence, select the appropriate option in the answer area.

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Question # 83

Match the types of workloads to the appropriate scenarios.

To answer, drag the appropriate workload type from the column on the left to its scenario on the right. Each workload type may be used once, more than once, or not at all.

NOTE: Each correct match is worth one point.

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Question # 84

SELECT, INSERT, and UPDATE are examples of which type of SQL statement?

A.

Data Definition Language (DDL)

B.

Data Control Language (DCL)

C.

Data Manipulation Language (DML)

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Question # 85

Match the types of workloads the appropriate scenario.

To answer, drag the appropriate workload type from the column on the left to its scenario on the right. Each workload type may be used once, more than once or not at all.

NOTE: Each correct match is worth one point.

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Question # 86

Select the answer that correctly completes the sentence.

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Question # 87

A bar chart showing year-to date sales by region is an example of which type of analytics?

A.

descriptive

B.

diagnostic

C.

predictive

D.

prescriptive

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Question # 88

Select the answer that correctly completes the sentence.

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Question # 89

Match the types of visualizations to the appropriate descriptions.

To answer, drag the appropriate visualization type from the column on the left to its description on the right. Each visualization type may be used once, more than once, or not at all.

NOTE: Each correct match is worth one point.

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Question # 90

Match the types of analytics that can be used to answer the business questions.

To answer, drag the appropriate analytics type from the column on the left to its question on the right. Each analytics type may be used once, more than once, or not at all.

NOTE: Each correct match is worth one point.

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Question # 91

You are reviewing the data model shown in the following exhibit.

Use the drop-down menus to select the answer choice that completes each statement based on the information presented in the graphic.

NOTE: Each correct selection is worth one point

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Question # 92

You need to create an Azure Storage account.

Data in the account must replica outside the Azure region automatically.

Which two types of replica can you us for the storage account? Each correct answer presents a complete solution.

NOTE: Each correct selection is worth one pint.

A.

read-access geo-redundant storage (RA_GRS)

B.

zone-redundant storage (ZRS)

C.

geo-redundant storage (GRS)

D.

locally-redundant storage (LRS)

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Question # 93

Which command-line tool can you use to query Azure SQL databases?

A.

sqlcmd

B.

bcp

C.

azdata

D.

Azure CLI

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Question # 94

Which type of database contains nodes and edges?

A.

graph

B.

columnar

C.

key/value

D.

time series

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Question # 95

Which service is optimized for loT scenarios that involve streaming time series data?

A.

SQL Server on Azure Virtual Machines

B.

Azure SQL Managed Instance

C.

Azure SQL Database

D.

Azure SQL Edge

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Question # 96

To complete the sentence, select the appropriate option in the answer area.

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Question # 97

Your company is designing a data store that will contain student data. The data has the following format.

Which type of data store should you use?

A.

graph

B.

key/value

C.

object

D.

columnar

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Question # 98

For each of the following statements, select Yes if the statement is true. Otherwise, select No.

NOTE: Each correct selection is worth one point.

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Question # 99

Your company plans to load data from a customer relationship management (CRM) system to a data warehouse by using an extract load, and transform (ELT) process.

Where does data processing occur for each stage of the ELT process? To answer, drag the appropriate locations to the correct. Each location may be used once, or not at all, You may need to drag the split bar between panes or scroll to view content.

NOTE: Each correct selection is worth one point.

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Question # 100

Select the answer that correctly completes the sentence.

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Question # 101

To complete the sentence, select the appropriate option in the answer area.

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Question # 102

Match the terms to the appropriate descriptions.

To answer, drag the appropriate term from the column on the left to its description on the right. Each term may be used once, more than once, or not at all.

NOTE: Each correct match is worth one point.

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