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Relational Database Model

Authored by Daniel Hutapea

Computers

University

Used 261+ times

Relational Database Model
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25 questions

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1.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Relational Database Model composed of ?

Rows

Lines

Columns

Poles

Attributes

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Two-dimensional structure composed of rows and columns

Tuple

Attribute

Table

Row

Column

3.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

What is table ?

Two-dimensional structure

An entity set

Persistent relation

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Creator of Relational Model

Codd

Vodd

Rodd

Todd

5.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

Each row/column _____ represents a single data value

6.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

All values in a/an _____ must conform to the same data format

Table

Column

Row

Attribute

7.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

_____ key is an attribute (or a combination of attributes) that uniquely identifies any given entity (row)

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