Database Management Test Preparation

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What is the main purpose of Data Management?

Storing the right data
Securing data effectively
Ensuring data is up-to-date
All of the above (correct)

Which of the following is NOT part of Data Management?

Data Quality Management
NoSQL databases (correct)
Meta Data Management
Database Operations

What does a relational database use to organize and store data?

Columns and rows (correct)
Records and fields
Connections and entities
Primary keys and foreign keys

How are the relationships between tables defined in a relational database?

Based on common fields or keys (C) Signup and view all the answers

What are the two main ways to create a database?

By using a graphical user interface or typing commands (C) Signup and view all the answers

In simple terms, what is a Database?

A collection of structured data (B) Signup and view all the answers

What type of data model is typically incorporated in a Relational Database Management System (RDBMS)?

Relational data model (A) Signup and view all the answers

In a relational database, what does each row in a table represent?

A unique identifier (D) Signup and view all the answers

What does the term 'integrity rules' refer to in the context of relational databases?

Rules for maintaining data accuracy and accessibility (A) Signup and view all the answers

Which of the following is a common use of relational databases?

Tracking inventories and managing customer information (A) Signup and view all the answers

What has been the major strength of the relational database model from the beginning?

Use of tables as an intuitive way to store data (D) Signup and view all the answers

When selecting a relational database, what does it depend entirely on according to the text?

Business needs (A) Signup and view all the answers

What is meant by a 'structured DB' according to the given text?

A self-describing collection of integrated records (A) Signup and view all the answers

Which of the following is NOT one of the most common relational DB products as per the provided text?

MongoDB (C) Signup and view all the answers

What does RDBMS stand for?

Relational Database Management System (A) Signup and view all the answers

What does each column in a relational database table hold?

Attributes (C) Signup and view all the answers

What is the primary purpose of Data Management as described in the text?

Securing the data to prevent unauthorized access and data breaches (B) Signup and view all the answers

How is a NoSQL database different from a relational database?

NoSQL databases do not use tables to store data (A) Signup and view all the answers

What distinguishes Data Quality Management as part of Data Management?

Ensuring data is accurate, consistent, and complete (A) Signup and view all the answers

In what locations can data be stored based on the information provided?

Servers, local devices, and cloud environments (D) Signup and view all the answers

What is the fundamental difference between storing data in a relational database and storing it in NoSQL databases?

NoSQL databases offer more flexibility in handling unstructured or semi-structured data (D) Signup and view all the answers

What is one of the main functions of Meta Data Management within Data Management?

Defining and managing the structure of the stored data (C) Signup and view all the answers

What is the primary function of the structured query language (SQL) in a Relational Database Management System (RDBMS)?

To create and maintain integrity rules (A) Signup and view all the answers

What is the major strength of the relational model according to the given text?

Use of tables as an intuitive way to store and access structured information (B) Signup and view all the answers

What is the significance of a unique ID called the 'key' in a relational database?

It uniquely identifies each record in the table (A) Signup and view all the answers

Which feature ensures that duplicate rows are not allowed in a table within a relational database?

Integrity rule enforcement (A) Signup and view all the answers

What is the primary purpose of using a relational database for organizations?

To track inventories and process e-commerce transactions (D) Signup and view all the answers

Which type of database can be considered for managing data points that are related to each other and need to be handled in a secure, rules-based, consistent way?

Relational database (A) Signup and view all the answers

What should organizations consider when selecting a relational database, according to the text?

Scalability and performance (D) Signup and view all the answers

What is the purpose of tables in a relational database?

To organize data representing an entity into rows and columns (B) Signup and view all the answers