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WorksheetsAzure Data Fundamentals - DP 900 (From examtopics)
Total questions: 103
Worksheet time: 54mins
What is a benefit of hosting a database on Azure SQL managed instance as compared to an Azure SQL database?
built-in high availability
native support for cross-database queries and transactions
system-initiated automatic backups
support for encryption at rest
By default, each Azure SQL database is protected by
A Network Security Group (NSG)
A server-level firewall
Azure Firewall
Azure Front Door
You need to design and model a database by using a graphical tool that supports project-oriented offline database development. What should you use?
Microsoft SQL Server Data Tools (SSDT)
Microsoft SQL Server Management Studio (SSMS)
Azure Databricks
Azure Data Studio
Prevent access to an Azure SQL database from another network.
Authentication
Firewall
Encryption
Support Azure Active Directory (Azure AD) sign-ins to an Azure SQL database
Authentication
Firewall
Encryption
Ensure that sensitive data never appears as plain text in an Azure SQL database
Authentication
Firewall
Encryption
You have a transactional application that stores data in an Azure SQL managed instance. When should you implement a read-only database replica?
You need to generate reports without affecting the transactional workload.
You need to audit the transactional application.
You need to implement high availability in the event of a regional outage.
You need to improve the recovery point objective (RPO).
A relational database must be used when
a dynamic schema is required
data will be stored as key/value pairs
storing large images and videos
strong consistency guarantees are required
Relational data uses _____ to enforce relationships between different tables.
collections
columns
keys
partitions
____ is a virtual table that contains content defined by a query.
Heap
Stored Procedure
View
Index
You need to query a table named Products in an Azure SQL database.Which three requirements must be met to query the table from the internet? Each correct answer presents part of the solution.NOTE: Each correct selection is worth one point.
You must be assigned the Reader role for the resource group that contains the database.
You must have SELECT access to the Products table.
You must have a user in the database.
You must be assigned the Contributor role for the resource group that contains the database.
Your IP address must be allowed to connect to the database.
Which clause should you use in a SELECT statement to combine rows in one table with rows in another table?
SET
VALUES
KEY
JOIN
Your company needs to ensure that an Azure virtual machine can connect to Azure SQL databases without exposing the databases to the internet. What should you use?
Azure Application Gateway
Azure Traffic Manager
Azure DNS
Azure Private Link
Which setting can only be configured during the creation of an Azure Cosmos DB account?
geo-redundancy
multi-region writes
production or non-production account type
API
identify the type of data stores appropriate to the scenario below.
Application users and their default language.
Graph
Object
Key/value
identify the type of data stores appropriate to the scenario below.
Medical images and their associated metadata
Graph
Object
Key/value
identify the type of data stores appropriate to the scenario below.
Employee data that shows the relationship between employees
Graph
Object
Key/value
You have an Azure Cosmos DB account that uses the Core (SQL) API.Which two settings can you configure at the container level? Each correct answer presents a complete solution.NOTE: Each correct selection is worth one point.
the throughput
the read region
the partition key
the API
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?
graph
key/value
object
columnar
Which storage solution supports role-based access control (RBAC) at the file and folder level?
Azure Disk Storage
Azure Data Lake Storage
Azure Blob storage
Azure Queue storage
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?
Archive
Hot
Cool
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?
document
columnar
graph
time series
identify the Azure Cosmos DB APIs to the appropriate data structures.
Graph data
Cassandra API
Gremlin API
MongoDB API
Table API
identify the Azure Cosmos DB APIs to the appropriate data structures.
JSON documents
Cassandra API
Gremlin API
MongoDB API
Table API
identify the Azure Cosmos DB APIs to the appropriate data structures.
Key/value data
Cassandra API
Gremlin API
MongoDB API
Table API
To configure an Azure Storage account to support both security at the folder level and atomic directory manipulation.
Enable the hierarchical namespace.
Set the account kind to Blob Storage.
Set Performance to premium.
Set the replication to read-access geo-redundant storage (RA-GRS).
You can query a graph database Azure Cosmos DB
as a JSON document by using a SQL-like language
as a partitioned row store by using Cassandra Query Language (CQL)
as a partitioned row store by using Language-Integrated Query (LINQ)
As nodes and edges by using the Gremlin language
When provisioning an Azure Cosmos DB account, which feature provides redundancy within an Azure region?
multi-master replication
Availability Zones
the strong consistency level
automatic failover
What is a benefit of the Azure Cosmos DB Table API as compared to Azure Table storage?
provides resiliency if an Azure region fails
supports partitioning
provides a higher storage capacity
supports a multi-master model
Your company needs to design a database that shows how changes in network traffic in one area of a network affect network traffic in other areas of the network. Which type of data store should you use?
graph
key/value
document
columnar
Azure Databricks can consume data from Azure SQL Database
True
False
Azure Databricks can consume data from Azure Event Hubs
True
False
Azure Databricks can consume data from Azure Cosmos DB
True
False
Enables the use of SQL queries against data stored in JSON documents
Azure Blob Storage
Azure Cosmos DB
Azure Files
Azure Table Storage
Enables users to access data by using the Server Message Block (SMB) version 3 protocol
Azure Blob Storage
Azure Cosmos DB
Azure Files
Azure Table Storage
When provisioning an Azure Cosmos DB ____, you need to specify which type of API you will use.
account
container
database
item
You need to store data by using Azure Table storage. What should you create first?
an Azure Cosmos DB instance
a storage account
a blob container
a table
You need to recommend a data store service that meets the following requirements:✑ Native SQL API access✑ Configurable indexes.
What should you recommend?
Azure Files
Azure Blob storage
Azure Table storage
Azure Cosmos DB
Azure Table storage within a single Azure Storage account supports multiple concurrent reads in different Azure regions.
True
False
Azure Table storage within a single Azure Storage account supports multiple concurrent writes in different Azure regions.
True
False
An Azure Cosmos DB account that uses the Table API supports multiple concurrent reads in different Azure regions.
True
False
An Azure Cosmos DB account that uses the Table API supports multiple concurrent writes in different Azure regions.
True
False
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?
graph
key/value
document
columnar
You manage an application that stores data in a shared folder on a Windows server.You need to move the shared folder to Azure Storage. Which type of Azure Storage should you use?
queue
blob
file
table
Your company is designing a database that will contain session data for a website. The data will include notifications, personalization attributes, and products that are added to a shopping cart. Which type of data store will provide the lowest latency to retrieve the data?
key/value
graph
columnar
document
You have an application that runs on Windows and requires access to a mapped drive.Which Azure service should you use?
Azure Files
Azure Blob storage
Azure Cosmos DB
Azure Table storage
The Azure Cosmos DB API is configured separately for each database in an Azure Cosmos DB account.
True
False
Partition keys are used in Azure Cosmos DB to optimize queries
True
False
Items contained in the same Azure Cosmos DB partition can have different partition keys.
True
False
Your company is designing an application that will write a high volume of JSON data and will have an application-defined schema. Which type of data store should you use?
columnar
key/value
document
graph
You need to recommend a non-relational data store that is optimized for storing and retrieving text files, videos, audio streams, and virtual disk images. The data store must store data, some metadata, and a unique ID for each file. Which type of data store should you recommend?
key/value
columnar
object
document
Your company is designing a data store for internet-connected temperature sensors. The collected data will be used to analyze temperature trends. Which type of data store should you use?
relational
time series
graph
columnar
Copying data to Azure Data Lake Storage from another region results in extra cost.
True
False
You can use blob, table, and file storage in the same Azure Storage account.
True
False
You implement Azure Data Lake Storage by creating an Azure Storage account.
True
False
When using the Azure Cosmos DB Gremlin API, the container resource type is projected as a
graph
table
partition key
document
At which two levels can you set the throughput for an Azure Cosmos DB account? Each correct answer presents a complete solution.
NOTE: Each correct selection is worth one point.
database
item
container
partition
Azure Table storage supports multiple read replicas.
True
False
Azure Table storage supports multiple write replicas.
True
False
The Azure Cosmos DB Table API supports multiple read replicas.
True
False
The Azure Cosmos DB Table API supports multiple write replicas.
True
False
____ is an Azure Synapse Analytics feature that retrieves data from Azure Blob Storage by using Transact-SQL queries.
A hierarchical namespace
Azure Synapse Link
PolyBase
The Data Movement Service (DMS)
You need to gather real-time telemetry data from a mobile application. Which type of workload describes this scenario?
Online Transaction Processing (OLTP)
batch
massively parallel processing (MPP)
streaming
You have a dedicated SQL pool in Azure Synapse Analytics that is only used actively every night for eight hours. You need to minimize the cost of the dedicated SQL pool as much as possible during idle times. The solution must ensure that the data remains intact. What should you do on the dedicated SQL pool?
Scale down the data warehouse units (DWUs).
Pause the pool.
Create a user-defined restore point.
Delete the pool
Which Azure Data Factory component initiates the execution of a pipeline?
a control flow
a trigger
a parameter
an activity
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?
stream processing
batch processing
Online Analytical Processing (OLAP)
Online Transaction Processing (OLTP)
Identify the type of activities to the appropriate Azure Data Factory activity below.
Copy
Control
Data movement
Data transformation
Identify the type of activities to the appropriate Azure Data Factory activity below.
Mapping of data flow
Control
Data movement
Data transformation
Identify the type of activities to the appropriate Azure Data Factory activity below.
Lookup
Control
Data movement
Data transformation
What are three characteristics of an Online Transaction Processing (OLTP) workload? Each correct answer presents a complete solution.
NOTE: Each correct selection is worth one point.
denormalized data
heavy writes and moderate reads
normalized data
schema on write
schema on read
Which two activities can be performed entirely by using the Microsoft Power BI service without relying on Power BI Desktop? Each correct answer presents a complete solution.
NOTE: Each correct selection is worth one point.
report and dashboard creation
report sharing and distribution
data modeling
data acquisition and preparation
In Azure Data Factory, you can use ____ to orchestrate pipeline activities that depend on the output of other pipeline activities
a control flow
a dataset
a linked service
an integration runtime
You need to develop a solution to provide data to executives. The solution must provide an interactive graphical interface, depict various key performance indicators, and support data exploration by using drill down. What should you use in Microsoft Power BI?
a view
a report
a dataflow
Microsoft Power Apps
Which two Azure services can be used to provision Apache Spark clusters? Each correct answer presents a complete solution.NOTE: Each correct selection is worth one point.
Azure Time Series Insights
Azure HDInsight
Azure Databricks
Azure Log Analytics
You have a quality assurance application that reads data from a data warehouse. Which type of processing does the application use?
Online Transaction Processing (OLTP)
batch processing
Online Analytical Processing (OLAP)
stream processing
Which three objects can be added to a Microsoft Power BI dashboard? Each correct answer presents a complete solution.
NOTE: Each correct selection is worth one point.
a report page
a Microsoft PowerPoint slide
a visualization from a report
a dataflow
a text box
A Microsoft Power BI dashboard is associated with a single workspace.
True
False
A Microsoft Power BI dashboard can display visualizations from a Microsoft Excel workbook.
True
False
Which Azure Data Factory component provides the compute environment for activities?
SSIS packages
an integration runtime
a control flow
a pipeline
What are two uses of data visualization? Each correct answer presents a complete solution.
NOTE: Each correct selection is worth one point.
Represent trends and patterns over time
Implement machine learning to predict future values
Communicate the significance of data
Enforce business logic across reports
You need to use Transact-SQL to query files in Azure Data Lake Storage Gen 2 from an Azure Synapse Analytics data warehouse.What should you use to query the files?
Azure Functions
Microsoft SQL Server Integration Services (SSIS)
PolyBase
Azure Data Factory
You can copy a dashboard between Microsoft Power BI workspaces.
True
False
A Microsoft Power BI dashboard can only display visualizations from a single dataset.
True
False
A Microsoft Power BI dashboard can display visualizations from a Microsoft Excel workbook.
True
False
What is the primary purpose of a data warehouse?
to provide answers to complex queries that rely on data from multiple sources
to provide transformation services between source and target data stores
to provide read-only storage of relational and non-relational historical data
to provide storage for transactional line-of-business (LOB) applications
In data warehousing workload, data
from a single source is distributed to multiple locations
from multiple sources is combined in a single location
is added to a queue for multiple systems to process
is used to train machine learning models
A pipeline is a representation of a data structure within Azure Data Factory
True
False
Azure Data Factory can execute other pipelines
True
False
A processing step within Azure Data Factory is an activity
True
False
Output data to Parquet format
Azure Data Lake Storage
Azure SQL Database
Azure Synapse Analtytics
Store data that is in Parquet format
Azure Data Lake Storage
Azure SQL Database
Azure Synapse Analtytics
Persist a tabular representation of data that is stored in parquet format
Azure Data Lake Storage
Azure SQL Database
Azure Synapse Analtytics
Azure Synapse Analytics scales storage and compute independently
True
False
Azure Synapse Analytics can be paused to reduce compute costs
True
False
Am Azure Synapse Analytics data warehouse has a fixed storage capacity
True
False
What should you use to build a Microsoft Power BI paginated report?
Charticulator
Power BI Desktop
the Power BI service
Power BI Report Builder
Azure Databricks is an Apache Spark-based analytics
True
False
Azure Analysis Services is used for transactional workloads
True
False
Azure Data Factory orchestrates data integration workflows
True
False
Which scenario is an example of a streaming workload?
sending transactions that are older than a month to an archive
sending transactions daily from point of sale (POS) devices
sending telemetry data from edge devices
sending cloud infrastructure metadata every 30 minutes
Batch workloads
process data in memory, row-by-row
collect and process data at most once a day
process data as new data is received in near real-time
collect data and then process the data when a condition is met
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?
Synapse pipelines
a Synapse SQL pool
Synapse Link
Synapse Studio
Which T-SQL command is use in index?
Create
Select
Update
Insert
