D426 – Assessment questions with verified detailed answers

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D426 – Assessment questions with verified detailed answers

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D426 – Assessment questions with verified detailed answers

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D426 Assessment questions with ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\||

verified detailed answers ||//|\\|| ||//|\\||

A record consists of a? ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\||

Set of one or more fields ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\||

A DBMS performs several important functions that guarantee the integrity and consistency
||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\||

of the data in the database. Which of the following is NOT one of those functions?
||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\||

Data reports ||//|\\||

||//|\\|| ||//|\\|| ||//|\\||

Which item is unstructured data? ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\||

A video ||//|\\||

Data is/are: ||//|\\||

Raw facts ||//|\\||

Which classification is correct for the box marked "Registration" in the given E-R Diagram? ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\||

Intersection

Which type of relationship exists between Student and Course? ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\||

Many-to-many binary ||//|\\||

What is the E-R Diagram about an online pet food vendor showing? ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\||

One Invoice Line must include a minimum of one and a maximum of one Item.
||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\||

A pet owner can have many pets; a specific pet is linked to one pet owner.
||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\||

One-to-many

Database models were developed to? ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\||

Model real-world events or conditions ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\||

, What is the correct way to read the modality on the right side of the association?
||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\||

A minimum of zero activities
||//|\\|| ||//|\\|| ||//|\\|| ||//|\\||

What is the modality of Volunteer? ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\||

At least one ||//|\\|| ||//|\\||

What type of relationship is expressed with the phrase "A Painter paints one or more
||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\||

Paintings"?

1:M

The entity integrity rule requires that?
||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\||

All primary key entries are unique
||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\||

What does the 'refer' in referential integrity mean? ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\||

A foreign key in a table must refer to a valid primary key in another table.
||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\||

A table is perceived as a?
||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\||

Two-dimensional structure ||//|\\||

Another word for the term "relation" is? ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\||

Table

DISTINT filters the results to remove duplicates. ORDER BY? ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\||

Modifies the presentation by changing the order of the result set. ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\||

A primary key?
||//|\\|| ||//|\\||

Must be unique ||//|\\|| ||//|\\||

A table can be logically connected to another table by defining a?
||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\||

Common attribute ||//|\\||

A relational operator that allows for the combination of information from two or more
||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\||

tables is known as the ____ operator? ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\||

Join

Which of the following statements concerning the primary key is true? ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\||

All primary key entries are unique
||//|\\|| ||//|\\|| ||//|\\|| ||//|\\|| ||//|\\||

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Uploaded on: August 28, 2025
Number of pages: 8
Written in: 2025/2026
Type: Exam (elaborations)
Contains: Questions & answers

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