Fill in the blank: A database index allows a query to __________ data efficiently from a database.

The correct answer is B. Retrieve. A database index consists of one or more keys and is related to the specific tables. It allows a query to retrieve data efficiently from a database. As a database index increases the speed of data retrieval, it is required to define correct indexes for each table. Option A is…

Submitted by certguy· Mar 30, 2026Identify considerations for relational data on Azure

Question

Fill in the blank: A database index allows a query to __________ data efficiently from a database.

Options

ADelete
BRetrieve
CFind
DSearch

How the community answered

(19 responses)

B
89% (17)
C
5% (1)
D
5% (1)

Explanation

A database index consists of one or more keys and is related to the specific tables. It allows a query to retrieve data efficiently from a database. As a database index increases the speed of data retrieval, it is required to define correct indexes for each table. Option A is incorrect. A database index allows a query to retrieve, not delete data efficiently from Option B is correct. A database index allows a query to retrieve data efficiently from a database. Option C is incorrect. A database index allows a query to retrieve, not find data efficiently from a Option D is incorrect. A database index allows a query to retrieve, not search for data efficiently from a database.

Topics

#database index#query performance#data retrieval

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