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Database Layer

Authored by Antoni Tzavelas

Instructional Technology

KG

8 Questions

Used 4+ times

Database Layer
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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What must every relational database table contain?​

A foreign key​

A primary key​

An attribute

A row

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

How many database engines can an RDS database instance run?​

Six​

One

Two

Four

3.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

Which database engines are compatible with existing MySQL databases? (Choose all that apply)​

Microsoft SQL Server​

MariaDB

Aurora

PostgresSQL

4.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

If you host your database on Amazon EC2 instances, which of the following operations must you manage? (Choose all that apply)

Application optimization​

OS Installation

OS patches

Database Backups

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Which of the following is not a non-relational database?​

DynamoDB

Neptune

Redshift

Elasticache

6.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

Amazon DynamoDB works well with which of the following application use cases? (Choose two)

An application that has simple high-volume data

An application that use structured data​

An application that needs to scale quickly​

An application that processes complex joins

7.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

Which of the following application use cases are best suited for Amazon RDS? (Choose all that apply)​

The application has complex data sets​

The application needs to combine and join data sets​

The application needs to scale quickly​

The application has strict syntax rules

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