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Microsoft DP-420 Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB Exam Practice Test

Demo: 21 questions
Total 140 questions

Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB Questions and Answers

Question 1

You need to provide a solution for the Azure Functions notifications following updates to con-product. The solution must meet the business requirements and the product catalog requirements.

Which two actions should you perform? Each correct answer presents part of the solution.

NOTE: Each correct selection is worth one point.

Options:

A.

Configure the trigger for each function to use a different leaseCollectionPrefix

B.

Configure the trigger for each function to use the same leaseCollectionNair.e

C.

Configure the trigger for each function to use a different leaseCollectionName

D.

Configure the trigger for each function to use the same leaseCollectionPrefix

Question 2

You need to select the partition key for con-iot1. The solution must meet the IoT telemetry requirements.

What should you select?

Options:

A.

the timestamp

B.

the humidity

C.

the temperature

D.

the device ID

Question 3

You need to select the capacity mode and scale configuration for account2 to support the planned changes and meet the business requirements. What should you select? To answer, select the appropriate options in the answer area. NOTE: Each correct selection is worth one point.

Options:

Question 4

You configure multi-region writes for account1.

You need to ensure that App1 supports the new configuration for account1. The solution must meet the business requirements and the product catalog requirements.

What should you do?

Options:

A.

Set the default consistency level of accountl to bounded staleness.

B.

Create a private endpoint connection.

C.

Modify the connection policy of App1.

D.

Increase the number of request units per second (RU/s) allocated to the con-product and con-productVendor containers.

Question 5

You are troubleshooting the current issues caused by the application updates.

Which action can address the application updates issue without affecting the functionality of the application?

Options:

A.

Enable time to live for the con-product container.

B.

Set the default consistency level of account1 to strong.

C.

Set the default consistency level of account1 to bounded staleness.

D.

Add a custom indexing policy to the con-product container.

Question 6

You need to implement a solution to meet the product catalog requirements.

What should you do to implement the conflict resolution policy.

Options:

A.

Remove frequently changed field from the index policy of the con-product container.

B.

Disable indexing on all fields in the index policy of the con-product container.

C.

Set the default consistency level for account1 to eventual.

D.

Create a new container and migrate the product catalog data to the new container.

Question 7

You need to recommend indexes for con-product and con-productVendor. The solution must meet the product catalog requirements and the business requirements.

Which type of index should you recommend for each container? To answer, select the appropriate options in the answer area.

NOTE: Each correct selection is worth one point.

Options:

Question 8

You need to identify which connectivity mode to use when implementing App2. The solution must support the planned changes and meet the business requirements.

Which connectivity mode should you identify?

Options:

A.

Direct mode over HTTPS

B.

Gateway mode (using HTTPS)

C.

Direct mode over TCP

Question 9

Note: This question is part of a series of questions that present the same scenario. Each question in the series contains a unique solution that might meet the stated goals. Some question sets might have more than one correct solution, while others might not have a correct solution.

After you answer a question in this section, you will NOT be able to return to it. As a result1 these questions will not appear in the review screen.

You have a database in an Azure Cosmos DB for NoSQL account that is configured for multi-region writes.

You need to use the Azure Cosmos OB SDK to implement the conflict resolution policy for a container. The solution must ensure that any conflicts are sent to the conflicts feed.

Solution: You set ConflictResolutionMode to Laswriterwins and you use the default settings for the policy.

Does this meet the goal?

Options:

A.

Yes

B.

No

Question 10

You have an Azure Cosmos DB for NoSQL account.

You need to implement Always Encrypted for all the data stored in the account. The solution must minimize administrative effort.

At which level should you define the encryption policy and set the data encryption key? To answer, drag the appropriate levels to the correct requirements. Each level may be used once, more than 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.

Options:

Question 11

You have a container named container1 in an Azure Cosmos DB Core (SQL) API account.

You need to provide a user named User1 with the ability to insert items into container1 by using role-based access control (RBAC). The solution must use the principle of least privilege.

Which roles should you assign to User1?

Options:

A.

CosmosDB Operator only

B.

DocumentDB Account Contributor and Cosmos DB Built-in Data Contributor

C.

DocumentDB Account Contributor only

D.

Cosmos DB Built-in Data Contributor only

Question 12

Note: This question is part of a series of questions that present the same scenario. Each question in the series contains a unique solution that might meet the stated goals. Some question sets might have more than one correct solution, while others might not have a correct solution.

After you answer a question in this section, you will NOT be able to return to it. As a result, these questions will not appear in the review screen.

You have a container named container1 in an Azure Cosmos DB Core (SQL) API account.

You need to make the contents of container1 available as reference data for an Azure Stream Analytics job.

Solution: You create an Azure function that uses Azure Cosmos DB Core (SQL) API change feed as a trigger and Azure event hub as the output.

Does this meet the goal?

Options:

A.

Yes

B.

No

Question 13

You have an Azure subscription.

You plan to create an Azure Cosmos DB for NoSQL database named DB1 that will store author and book data for authors that have each published up to ten books. Typical and frequent queries of the data will include:

• All books written by an individual author

• The synopsis of individual books

You need to recommend a data model for DB1. The solution must meet the following requirements:

• Support transactional updates of the author and book data.

• Minimize read operation costs.

What should you recommend?

Options:

A.

Create a single container that stores author items and book items, and then items that represent the relationship between the authors and their books.

B.

Create three containers, one that stores author items, a second that stores book items, and a third that stores items that represent the relationship between the authors and their books.

C.

Create two containers, one that stores author items and another that stores book items. Embed a list of each author's books in the corresponding author item.

D.

Create a single container that stores author items and book items. Embed a list of each author’s books in the

Question 14

Note: This question is part of a series of questions that present the same scenario. Each question in the series contains a unique solution that might meet the stated goals. Some question sets might have more than one correct solution, while others might not have a correct solution.

After you answer a question in this section, you will NOT be able to return to it. As a result, these questions will not appear in the review screen.

You have an Azure Cosmos DB Core (SQL) API account named account 1 that uses autoscale throughput.

You need to run an Azure function when the normalized request units per second for a container in account1 exceeds a specific value.

Solution: You configure the function to have an Azure CosmosDB trigger.

Does this meet the goal?

Options:

A.

Yes

B.

No

Question 15

You have an Azure subscription that contains an Azure Cosmos DB for NoSQL account named account1.

Backups for account1 have the following configurations:

• Interval: 2 hours

• Retention period: 4 days

You need to estimate the charges associated with the retention of the backups. How many copies of the backups will incur additional charges?

Options:

A.

8

B.

12

C.

46

D.

48

Question 16

You configure Azure Cognitive Search to index a container in an Azure Cosmos DB Core (SQL) API account as 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.

Options:

Question 17

You have a container in an Azure Cosmos DB for NoSQL account that stores data about orders. The following is a sample of an order document.

Documents are up to 2 KB.

You plan to receive one million orders daily.

Customers will frequently view then past order history.

You are the evaluating whether to use orderDate as the partition key.

What are two effects of using orderDate as the partition key? Each correct answer presents a complete solution.

NOTE: Each correct selection is worth one point.

Options:

A.

You will exceed the maximum number of partition key values.

B.

Queries will run cross-partition.

C.

You will exceed the maximum storage per partition.

D.

There will always be a hot partition.

Question 18

You have an Azure Cosmos DB Core (SQL) API account named account1.

You have the Azure virtual networks and subnets shown in the following table.

The vnet1 and vnet2 networks are connected by using a virtual network peer.

The Firewall and virtual network settings for account1 are configured as shown in the exhibit.

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

NOTE: Each correct selection is worth one point.

Options:

Question 19

You have an Azure Cosmos DB Core (SQL) API account named storage1 that uses provisioned throughput capacity mode.

The storage1 account contains the databases shown in the following table.

The databases contain the containers shown in the following table.

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

NOTE: Each correct selection is worth one point.

Options:

Question 20

You have a container named container1 in an Azure Cosmos DB Core (SQL) API account.

The following is a sample of a document in container1.

{

"studentId": "631282",

"firstName": "James",

"lastName": "Smith",

"enrollmentYear": 1990,

"isActivelyEnrolled": true,

"address": {

"street": "",

"city": "",

"stateProvince": "",

"postal": "",

}

}

The container1 container has the following indexing policy.

{

"indexingMode": "consistent",

"includePaths": [

{

"path": "/*"

},

{

"path": "/address/city/?"

}

],

"excludePaths": [

{

"path": "/address/*"

},

{

"path": "/firstName/?"

}

]

}

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

NOTE: Each correct selection is worth one point.

Options:

Question 21

You have a container in an Azure Cosmos DB for NoSQL account.

You need to create an alert based on a custom Log Analytics query.

Which signal type should you use?

Options:

A.

Metrics

B.

Log

C.

Activity Log

D.

Resource Health

Demo: 21 questions
Total 140 questions