A business wants to set up a database to store customer and order information. They have decided to use a relational database. Which of the following is the main benefit of using a relational database?

The data can be organized into separate tables that are related to each other.

The data can be saved as a flat file.

The data is stored as a single file for quick retrieval.

The data can be stored as unstructured data.

Marty, a database administrator, has added a foreign key to a table in a database. Which of the following describes the purpose of a foreign key?

For one table to reference records in another table.

To allow the storage of unstructured data.

For one database to reference another database.

To provide a way to distinguish records within a table.

Patricia, a database system manager for a large hotel chain, is setting up a relational database to track customer hotel registrations for each hotel. The table in the database currently includes fields (columns) for First Name, Last Name, Phone, Email, License Plate #, and Check-in Date. What can Patricia do to make sure that each record (row) in the database is unique?

Create an additional Check-in ID field.

Designate the Phone field as the primary key.

Designate the License Plate # field as the primary key.

Combine the Email field and the Phone field to use as the primary key.

Mary needs to view the records from the Clients table that pertain to Travis. Which command should she use?

SELECT * FROM Clients WHERE name = Travis

SELECT ^ FROM Clients WHERE name = Travis

UPDATE * FROM Clients WHERE name = Travis

TS databases 2

Authored by Paul Pesce

Instructional Technology

University

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MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a way for programmers and others to make sense of complex business flows?

Data modeling

Microsoft Access

Primary keys

Database management system

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is found in one or more columns of data and contains a unique identifier for the row?

Foreign key

Primary key

Relationship

Attribute

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which data model focuses on high-level concepts?

Logical

Physical

Conceptual

Operational

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which data type uses historical data to make decisions in the present?

Operational

Analytical

Logical

Conceptual

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which type of analytical data can help you make investment decisions?

Machine

Sensor

Market

Transactional

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the general term for software that creates and manages databases?

Tables

MySQL

DBMS

Microsoft Access

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which database object is essentially questions that we can ask the database?

Forms

Queries

Reports

Tables

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TS databases 2

Which of the following is a way for programmers and others to make sense of complex business flows?

Which of the following is found in one or more columns of data and contains a unique identifier for the row?

Which data model focuses on high-level concepts?

Which data type uses historical data to make decisions in the present?

Which type of analytical data can help you make investment decisions?

What is the general term for software that creates and manages databases?

Which database object is essentially questions that we can ask the database?

Which of the following makes it easier for users to enter data into their tables?

Which of the following DBMS programs is open source?

Which of the following database objects provides a summary of data?

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