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Microsoft DP-900 Practice Test - Questions Answers, Page 6

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DRAG DROP 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 stages. Each location 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.
DRAG DROP Match the database normalization 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.
DRAG DROP Match the Azure Data Lake Storage terms to the appropriate levels in the hierarchy. To answer, drag the appropriate term from the column on the left to its level on the right. Each term may be used once, more than once, or not at all. NOTE: Each correct match is worth one point.
HOTSPOT To complete the sentence, select the appropriate option in the answer area.
Which clause should you use in a SELECT statement to combine rows in one table with rows in another table?
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?
HOTSPOT Select the answer that correctly completes the sentence.
DRAG DROP You have a table named Sales that contains the following data. You need to query the table to return the average sales amount per day. The output must produce the following results. How should you complete the query? To answer, drag the appropriate values to the correct targets. Each value 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.
DRAG DROP Match the types of activities to the appropriate Azure Data Factory activities. To answer, drag the appropriate activity type from the column on the left to its Data Factory activity on the right. Each activity type may be used once, more than once, or not at all. NOTE: Each correct match is worth one point.
What is a benefit of the Azure Cosmos DB Table API as compared to Azure Table storage?

Question 51

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


Question 51
Correct answer: Question 51

Question 52

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


Question 52
Correct answer: Question 52

Explanation:

Reference:

https://teachcomputerscience.com/relational-databases/

Question 53

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


Question 53
Correct answer: Question 53

Explanation:

Reference:

https://docs.microsoft.com/en-us/sql/relational-databases/views/views

Question 54

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

NOTE: Each correct selection is worth one point.


Question 54
Correct answer: Question 54

Explanation:

Box 1: Yes Tables are database objects that contain all the data in a database. In tables, data is logically organized in a row-and-column format similar to a spreadsheet. Each row represents a unique record, and each column represents a field in the record.

Box 2: No

An index is an on-disk structure associated with a table or view that speeds retrieval of rows from the table or view.

Box 3: Yes

A view is a virtual table whose contents are defined by a query. Like a table, a view consists of a set of named columns and rows of data.

Reference:

https://docs.microsoft.com/en-us/sql/relational-databases/tables/tables

https://docs.microsoft.com/en-us/sql/relational-databases/indexes/clustered-and-nonclustered-indexes-described

https://docs.microsoft.com/en-us/sql/relational-databases/views/views?view=sql-server-ver15

Question 55

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

NOTE: Each correct selection is worth one point.


Question 55
Correct answer: Question 55

Explanation:

Reference:

https://docs.microsoft.com/en-us/azure/data-lake-store/data-lake-store-get-started-portal

https://docs.microsoft.com/en-us/azure/storage/common/storage-account-overview

https://azure.microsoft.com/en-us/pricing/details/bandwidth/

Question 56

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


Question 56
Correct answer: Question 56

Explanation:

Reference:

https://docs.microsoft.com/en-us/azure/cosmos-db/create-graph-gremlin-console

Question 57

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

NOTE: Each correct selection is worth one point.


Question 57
Correct answer: Question 57

Explanation:

Reference:

https://docs.microsoft.com/en-us/azure/cosmos-db/high-availability

Question 58

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


Question 58
Correct answer: Question 58

Explanation:

Reference:

https://docs.microsoft.com/en-us/azure/storage/blobs/data-lake-storage-namespace

Question 59

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


Question 59
Correct answer: Question 59

Explanation:

Reference:

https://www.sqlshack.com/graph-database-implementation-with-azure-cosmos-db-using-the-api/

Question 60

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

NOTE: Each correct selection is worth one point.


Question 60
Correct answer: Question 60

Explanation:

Box 1: No The API determines the type of account to create. Azure Cosmos DB provides five APIs: Core (SQL) and MongoDB for document data, Gremlin for graph data, Azure Table, and Cassandra. Currently, you must create a separate account for each API.

Box 2: Yes Azure Cosmos DB uses partitioning to scale individual containers in a database to meet the performance needs of your application. In partitioning, the items in a container are divided into distinct subsets called logical partitions. Logical partitions are formed based on the value of a partition key that is associated with each item in a container.

Box 3: No

Logical partitions are formed based on the value of a partition key that is associated with each item in a container.

Reference:

https://docs.microsoft.com/en-us/azure/cosmos-db/partitioning-overview

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