Relational Database Design

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What type of relationship exists between a member and transactions in a database?

One-to-One
Many-to-One
One-to-Many (correct)
Many-to-Many

What is the purpose of using Foreign Keys in database design?

To create a new database
To optimize database performance
To create a backup of the database
To make relations between tables (correct)

What does DBMS stand for?

Database Mastering System
Data Base Management Software
Database Management System (correct)
Database Modeling System

What type of database is MySQL?

Relational database (C) Signup and view all the answers

What is the most common type of database used nowadays?

Relational database (B) Signup and view all the answers

What is the function of a DBMS?

To control a database (A) Signup and view all the answers

What is the relationship between a book and its borrowings in a database?

One-to-Many (B) Signup and view all the answers

What is the purpose of learning about database design principles?

To set up a new database and make changes to its structure (C) Signup and view all the answers

What is the primary advantage of storing each piece of information only once in a database?

It reduces the chances of data inconsistency (D) Signup and view all the answers

What is the main characteristic of a relational database?

It has multiple tables connected by relationships (D) Signup and view all the answers

What is an entity in the context of database design?

A type of object or thing about which information is stored (D) Signup and view all the answers

Why is it important to have separate tables for different types of entities in a database?

To ensure that each table has a consistent structure (B) Signup and view all the answers

What is a principle of good database design?

To have each table hold information about only one type of entity (D) Signup and view all the answers

What is the purpose of using relationships between tables in a relational database?

To connect related data across multiple tables (A) Signup and view all the answers

What is the main disadvantage of keeping records by hand in a database?

There is a lot of repetition and many chances of mistakes (A) Signup and view all the answers

What is the benefit of storing all the information about a library member in one table in a database?

It allows the member's information to be entered only once (C) Signup and view all the answers

What is the name given to the different ways of looking at a database?

views (D) Signup and view all the answers

What is the purpose of the Design view in a database?

To display a list of all fields in the table (C) Signup and view all the answers

What is an algorithm in the context of problem-solving?

A way of writing out the steps of a solution (A) Signup and view all the answers

Why is it important to test and validate an algorithm?

To find and correct errors (B) Signup and view all the answers

What is the benefit of defining a solution in terms of input, process, output, and storage?

It saves time and trouble (C) Signup and view all the answers

What is the goal of an efficient solution in terms of effort and benefits?

To use the least effort to get the most benefits (A) Signup and view all the answers

What is the purpose of the Datasheet view in a database?

To display data in a spreadsheet format (A) Signup and view all the answers

What is the importance of breaking down a problem into parts?

It makes it easier to define a solution (C) Signup and view all the answers