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Introduction to Databases

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

What is a database?

a)

A database is a type of software used for web development.

b)

A database is a physical location where data is stored.

c)

A database is an organized collection of data stored electronically.

d)

A database is a programming language for data manipulation.

2.

Why do we use databases?

a)

We use databases to store and manage data efficiently.

b)

To create complex algorithms

c)

To enhance user interface design

d)

To increase hardware performance

3.

What type of information can be stored in a database?

a)

Only text and numbers

b)

Only structured records and dates

c)

Only images and videos

d)

Text, numbers, dates, images, binary data, and structured records.

4.

What is a table in a database?

a)

A table is a collection of unrelated files in a database.

b)

A table is a structured collection of data in rows and columns.

c)

A table is a type of database software.

d)

A table is a single row of data in a database.

5.

What is a record in a database?

a)

A record is a single data type in a database.

b)

A record is a type of database software.

c)

A record is a command used to query a database.

d)

A record is a collection of related data items stored together in a database.

6.

What is a field in a database?

a)

A field is a command used to query a database for information.

b)

A field is a type of database that contains multiple tables.

c)

A field is a column in a database table that stores specific data attributes.

d)

A field is a row in a database that holds all data entries.

7.

What does it mean to query a database?

a)

To query a database means to delete data from it.

b)

To query a database means to request data from it.

c)

To query a database means to store data in it.

d)

To query a database means to create a new database.

8.

Can you name a popular database software?

a)

PostgreSQL

b)

MySQL

c)

Oracle

d)

SQLite

9.

What is the difference between a database and a spreadsheet?

a)

A database is for managing large datasets and complex queries, while a spreadsheet is for individual data analysis and simpler calculations.

b)

A database is primarily for creating presentations, while a spreadsheet is for writing code.

c)

A database can only be used by one person at a time, while a spreadsheet can be shared by many.

d)

A database is only for storing text files, while a spreadsheet is for images.

10.

Why is it important to keep data organized in a database?

a)

To allow for unlimited data storage without limits.

b)

It is important to keep data organized in a database to ensure efficient retrieval, reduce redundancy, maintain integrity, and enhance security.

c)

To ensure data is stored in multiple locations.

d)

To make data look more appealing visually.