Three-Tier Application Layers Quiz

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What is the purpose of a database dump?

To import data into a database

To backup the database schema and records as SQL statements (correct)

To encrypt the database

To delete records from a database

In database terms, what does 'CSV' stand for?

Content Service Verification

Clustered Server Values

Comma Separated Values (correct)

Common SQL Variables

What issue complicates backing up databases?

Data corruption

Hardware compatibility

Gaining exclusive access for a consistent copy (correct)

Data encryption

In a one-tier application architecture, where are the front-end, processing logic, and the database engine hosted?

On the same computer Signup and view all the answers

What is the primary characteristic of a two-tier client-server application architecture?

Separates the presentation layer from the application layer Signup and view all the answers

Which file format is commonly used to export data from databases to MS Excel?

.XLSX Signup and view all the answers

What is the main purpose of the presentation layer in a three-tier application architecture?

To provide the client front-end and user interface Signup and view all the answers

In a three-tier application, where does the application layer typically run?

On the server or server cluster that the client connects to Signup and view all the answers

Why should the client have no direct communications with the data tier in a three-tier application architecture?

To prevent unauthorized access to the data tier Signup and view all the answers

How is a 'layer' different from a 'tier' in the context of application architecture?

A layer is an independent processing function while a tier is a logical function Signup and view all the answers

When using an n-tier application architecture, what could be implemented as virtual machines?

Application layers Signup and view all the answers

What is an alternative use of an n-tier application architecture besides two-tier or three-tier models?

Complex architectures with separate access control services Signup and view all the answers

What is the purpose of a database in the context of structured databases?

To provide a permanent storage solution for data Signup and view all the answers

Which application architecture model involves all layers being on the same system like a desktop application?

One-tier architecture Signup and view all the answers

In the context of database structures, what does 'schema' refer to?

A collection of metadata that defines the database structure Signup and view all the answers

What is a key feature of non-relational databases like document databases?

Storage of data in flexible, document-based formats Signup and view all the answers

Which aspect is NOT typically associated with a one-tier application architecture?

Scalability challenges Signup and view all the answers

What is one key advantage of exporting data from databases for analytical purposes?

Allowing for detailed insights and trend analysis Signup and view all the answers

Three-Tier Application Layers Quiz

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