Databases Autoevaluation Quiz

Databases Autoevaluation Quiz

6th - 8th Grade

8 Qs

quiz-placeholder

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Databases Autoevaluation Quiz

Databases Autoevaluation Quiz

Assessment

Quiz

Computers

6th - 8th Grade

Practice Problem

Easy

Created by

Mihai Diaconu

Used 28+ times

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8 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a primary key in a database?

A primary key is a field in a database that must always be unique (never repeat itself)

A primary key is a record in a database that must always be unique(never repeat itself)

Is a collection of fields for one thing, person or object. This essencially means a horizontal row of a database table.

One piece of information about a thing or object in the form of a header for example Gender, Age, Address.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a record in a database?

A primary key is a field in a database that must always be unique (never repeat itself)

A primary key is a record in a database that must always be unique(never repeat itself)

Is a collection of fields for one thing, person or object. This essencially means a horizontal row of a database table.

One piece of information about a thing or object in the form of a header for example Gender, Age, Address.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a field in a database?

A primary key is a field in a database that must always be unique (never repeat itself)

A primary key is a record in a database that must always be unique(never repeat itself)

Is a collection of fields for one thing, person or object. This essencially means a horizontal row of a database table.

One piece of information about a thing or object in the form of a header for example Gender, Age, Address.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

How many records are in the shown image?

15

75

5

16

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

How many fields are in the shown image?

15

75

5

16

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Which one do you think is the most appropriate primary key from this database?

Liner ID

Year Built

Gross Tonnage

Country of Registration

Country of Construction

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are SQL's in a database?

Is a programming language for storing and processing information in a relationship with a database. (We can use it to store, update, remove, search and retrieve information from it)

Is a programming language in Python that allows me to store, update, remove, search and retrieve information.

Is a programming language in pseudocode that allows me to store, update, remove, search and retrieve information.

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