Nov-2023 Download Free Latest Exam DS0-001 Certified Sample Questions [Q24-Q38]

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Nov-2023 Download Free Latest Exam DS0-001 Certified Sample Questions

Prepare for your exam certification with our DS0-001 Certified CompTIA

NEW QUESTION 24
A database administrator needs to aggregate data from multiple tables in a way that does not impact the original tables, and then provide this information to a department. Which of the following is the best way for the administrator to accomplish this task?

Create a materialized view.

Create indexes on those tables

Create a new database.

Create a function.

NEW QUESTION 25
Which of the following is a result of an on-path attack on a system?

A Wi-Fi network that redirects to clones of legitimate websites

A website that has crashed and is no longer accessible

An email from an unknown source requesting bank account details

A web application that returns the addresses of its customers

NEW QUESTION 26
Which of the following NoSQL database types best categorizes MongoDB?

Document

Column-oriented

Graph

Key-value stores

NEW QUESTION 27
An on-premises application server connects to a database in the cloud. Which of the following must be considered to ensure data integrity during transmission?

Bandwidth

Encryption

Redundancy

Masking

NEW QUESTION 28
Which of the following is most likely to prevent tampering with server hardware that houses data?

Biometric locks

Strong password policy

Network firewall

Surveillance cameras

NEW QUESTION 29
A database administrator is updating an organization’s ERD. Which of the following is the best option for the database administrator to use?

Word processor

Spreadsheet

UML tool

HTML editor

NEW QUESTION 30
Which of the following types of RAID, if configured with the same number and type of disks, would provide the best write performance?

RAID 3

RAID 5

RAID 6

RAID 10

NEW QUESTION 31
A database administrator manages a database server that is running low on disk space. A lot of backup files are stored on the server’s disks.
Which of the following is the best action for the administrator to take?

Move all the backup files to external disks.

Delete all the backup files containing data that is rated as classified.

Delete all the backup files that are not required by the backup retention policy.

Delete all the backup files except for the most recent one.

NEW QUESTION 32
Which of the following have data manipulation and procedural scripting power? (Choose two.)

PQL

PL/SQL

Advanced

SQL

T-SQL

NEW QUESTION 33
A developer is designing a table that does not have repeated values. Which of the following indexes should the developer use to prevent duplicate values from being inserted?

Unique

Single column

Implicit

Composite

NEW QUESTION 34
A database administrator needs to provide access to data from two different tables to multiple group users in order to facilitate ongoing reporting. However, some columns in each table are restricted, and users should not be able to see the values in these columns.
Which of the following is the best action for the administrator to take?

Create a stored procedure.

Create a view.

Create a csv export.

Create a trigger.

NEW QUESTION 35
Which of the following is the deployment phase in which a DBA ensures the most recent patches are applied to the new database?

Importing

Upgrading

Provisioning

Modifying

NEW QUESTION 36
Which of the following is recommended in order to provide encrypted data communication pathways for information as it is transmitted over a network?

TCP/IP

NFS

SMB

TLS

NEW QUESTION 37
Over the weekend, a company’s transaction database was moved to an upgraded server. All validations performed after the migration indicated that the database was functioning as expected. However, on Monday morning, multiple users reported that the corporate reporting application was not working.
Which of the following are the most likely causes? (Choose two.)

The access permissions for the service account used by the reporting application were not changed.

The new database server has its own reporting system, so the old one is not needed.

The reporting jobs that could not process during the database migration have locked the application.

The reporting application’s mapping to the database location was not updated.

The database server is not permitted to fulfill requests from a reporting application.

The reporting application cannot keep up with the new, faster response from the database.

NEW QUESTION 38
A database administrator needs to ensure that a newly installed corporate business intelligence application can access the company’s transactional dat a. Which of the following tasks should the administrator perform first?

Create a new service account exclusively for the business intelligence application.

Build a separate data warehouse customized to the business intelligence application’s specifications.

Set up a nightly FTP data transfer from the database server to the business intelligence application server.

Send the business intelligence administrator the approved TNS names file to configure the data mapping.

Open a new port on the database server exclusively for the business intelligence application.

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