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Database Architecture Models

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Questions and Answers

What is the primary advantage of a three-tier architecture in terms of security?

Better protection against unauthorized access (correct)

Faster query processing

Improved data integrity

Enhanced scalability

In a one-tier architecture, where are the database, user interface, and application logic typically housed?

On separate machines

On the same machine or server (correct)

On a cloud-based platform

On a distributed network

What is the benefit of using a three-tier architecture in terms of scalability?

Improved data integrity

Ability to handle increased traffic and users (correct)

Easier maintenance and updates

Faster query processing

What is an example of a two-tier architecture?

An internal CRM system linking to an Access database Signup and view all the answers

What is the primary advantage of a three-tier architecture in terms of integration?

Easier integration with multiple systems and services Signup and view all the answers

Why is a three-tier architecture commonly used in contemporary web applications?

Because it provides better security, scalability, and integration Signup and view all the answers

What does physical-level data independence address?

The internal organization of the schema Signup and view all the answers

What is the main purpose of database architecture?

To provide the foundation of a database management system Signup and view all the answers

What is an example of logical-level data independence?

Adding a new field to a table Signup and view all the answers

What is the tier architecture of a database related to?

Data processing and storage Signup and view all the answers

What is the benefit of physical-level data independence?

Changes to the internal schema without affecting the logical schema Signup and view all the answers

What is the main goal of database architecture in terms of data management?

To influence the efficiency and efficacy of data management Signup and view all the answers

What is the primary goal of concurrency control in a database?

To preserve data consistency during concurrent access Signup and view all the answers

What is the acronym that stands for the qualities of transactions in a database?

ACID Signup and view all the answers

What is the main benefit of achieving data independence in a database?

Reduced costs and time when modifying the schema Signup and view all the answers

Database Architecture Models

Choose a study mode

Podcast

Questions and Answers

What is the primary advantage of a three-tier architecture in terms of security?

In a one-tier architecture, where are the database, user interface, and application logic typically housed?

What is the benefit of using a three-tier architecture in terms of scalability?

What is an example of a two-tier architecture?

What is the primary advantage of a three-tier architecture in terms of integration?

Why is a three-tier architecture commonly used in contemporary web applications?

What does physical-level data independence address?

What is the main purpose of database architecture?

What is an example of logical-level data independence?

What is the tier architecture of a database related to?

What is the benefit of physical-level data independence?

What is the main goal of database architecture in terms of data management?

What is the primary goal of concurrency control in a database?

What is the acronym that stands for the qualities of transactions in a database?

What is the main benefit of achieving data independence in a database?

What is the process of asking a database query to retrieve particular information?

What is the primary step to achieve data independence in a database?

What is the purpose of controlling user access and permissions in a database?

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