DS0-001 Dumps Questions Increase Your Chance of Success

Passing the DS0-001 certification exam can be challenging, which is why practicing with DS0-001 questions can greatly increase your chances of success. CompTIA DS0-001 dumps questions help you become familiar with the exam format. The DS0-001 questions are designed to mimic the actual exam, which means that you'll get a feel for the types of questions you'll encounter, the difficulty level, and the time limit. All the DS0-001 exam dumps questions are the latest version for you to study. Test free DS0-001 exam questions below.

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1. Which of the following indexes stores records in a tabular format?

Columnstore

Non-clustered

Unique

Secondary

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2. 1.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.

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3. Which of the following services is responsible for assigning, managing, and reclaiming IP addresses on a TCP/IP-based network?

DNS

DHCP

LDAP

ISMTP

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4. A database administrator set up a connection for a SQL Server instance for a new user, but the administrator is unable to connect using the user's workstation.

Which of the following is the most likely cause of the issue?

The SQL Server codes are performing badly.

The SQL Server has not been tested properly.

The SQL Server ports to the main machine are closed.

The SQL Server has many concurrent users.

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5. A database is configured to use undo management with temporary undo enabled. An UPDATE is run on the table.

Which of the following describes where the undo is stored?

In the system global area

In the undo

In the SYSAUX

In the temporary

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6. A group of developers needs access to a database in a development environment, but the database contains sensitive data.

Which of the following should the database administrator do before giving the developers access to the environment?

Audit access to tables with sensitive data.

Remove sensitive data from tables

Mask the sensitive data.

Encrypt connections to the development environment.

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7. Which of the following firewall types allows an administrator to control traffic and make decisions based on factors such as connection information and data flow communications?

Circuit-level

Stateful

Proxy

Packet

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8. Which of the following is an advantage of creating indexes?

To help with space allocation

To provide quick and efficient access to data

To reduce memory

To update the query plan

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9. Which of the following tools is used for natively running a Linux system in Windows?

WSL

[Remote Desktop Protocol

SSH

ITelnet

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10. A database's daily backup failed. Previous backups were completed successfully.

Which of the following should the database administrator examine first to troubleshoot the issue?

CPU usage

Disk space

Event log

OS performance

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11. 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.

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12. Which of the following is a potential issue raised by enterprise database users?

The need for multiple views or windows into the same database

The need to manage long transactions

The need for concurrent access and multiuser updates

The need to manually transfer records to paper

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13. Which of the following can be used to protect physical database appliances from damage in a server room? (Choose two.)

Biometric access systems

Database control systems

Fire suppression systems

Camera systems

Key card systems

Cooling systems

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14. A business analyst is using a client table and an invoice table to create a database view that shows clients who have not made purchases yet.

Which of the following joins is most appropriate for the analyst to use to create this database view?

INNER JOIN ON Client.Key = Invoice.Key

RIGHT JOIN ON Client.Key = Invoice.Key WHERE BY Client.Key IS NOLL

LEFT JOIN ON Client.Key = Invoice.Key

LEFT JOIN ON Client.Key = Invoice.Key WHERE BY Invoice.Key IS NOLL

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15. A database administrator is conducting a stress test and providing feedback to a team that is developing an application that uses the Entity Framework.

Which of the following explains the approach the administrator should use when conducting the stress test?

Capture business logic, check the performance of codes, and report findings.

Check the clustered and non-clustered indexes, and report findings.

Review application tables and columns, and report findings.

Write queries directly into the database and report findings.

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16. Which of the following NoSQL database types best categorizes MongoDB?

Document

Column-oriented

Graph

Key-value stores

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17. 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.

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18. 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

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19. A database administrator needs to ensure continuous availability of a database in case the server fails.

Which of the following should the administrator implement to ensure high availability of the database?

ETL

Replication

Database dumping

Backup and restore

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20. Which of the following should a company develop to ensure preparedness for a fire in a data center?

Deployment plan

Backup plan

Data retention policy

Disaster recovery plan

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21. A database administrator is creating a table, which will contain customer data, for an online business.

Which of the following SQL syntaxes should the administrator use to create an object?

A)





B)





C)





D)

Option A

Option B

Option C

Option D

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22. Which of the following best describes the category of SQL commands required to revoke access to database objects?

DCL

IDDL

IDML

TCL

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23. A DBA is reviewing the following logs to determine the current data backup plan for a primary data server:





Which of the following best describes this backup plan?

Monthly full, daily differential

Daily differential

Daily full

Weekly full, daily incremental

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24. 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

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25. Which of the following describes the purpose of a snapshot?

To create a dynamic data replication

To create a synonym

To create a

To create an image of a database

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26. A database administrator is new to a company and wants to create a document that illustrates the interaction between tables.

Which of the following should the administrator create?

Troubleshooting guide

Entity relationship diagram

Data dictionary

Database reference manual

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27. 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

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