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DP-420 Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB Questions and Answers

Questions 4

You have the indexing policy shown in the following exhibit.

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

NOTE: Each correct selection is worth one point.

Options:

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Questions 5

You have an Azure Cosmos DB Core (SQL) API account used by an application named App1.

You open the Insights pane for the account and see the following chart.

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

NOTE: Each correct selection is worth one point.

Options:

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Questions 6

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

You run the following query against a container in the account.

SELECT

IS_NUMBER("1234") AS A,

IS_NUMBER(1234) AS B,

IS_NUMBER({prop: 1234}) AS C

What is the output of the query?

Options:

A.

[{"A": false, "B": true, "C": false}]

B.

[{"A": true, "B": false, "C": true}]

C.

[{"A": true, "B": true, "C": false}]

D.

[{"A": true, "B": true, "C": true}]

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Questions 7

You are designing an Azure Cosmos DB Core (SQL) API solution to store data from IoT devices. Writes from the devices will be occur every second.

The following is a sample of the data.

You need to select a partition key that meets the following requirements for writes:

Minimizes the partition skew

Avoids capacity limits

Avoids hot partitions

What should you do?

Options:

A.

Use timestamp as the partition key.

B.

Create a new synthetic key that contains deviceId and sensor1Value.

C.

Create a new synthetic key that contains deviceId and deviceManufacturer.

D.

Create a new synthetic key that contains deviceId and a random number.

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Exam Code: DP-420
Exam Name: Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB
Last Update: Jul 5, 2022
Questions: 51

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