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Cloud Computing > AWS Module 8 > Flashcards

AWS Module 8 Flashcards

1
Q

Which of the following is an in-memory type of database?

  • Elasticache
  • DynamoDB
  • Redshift
  • Aurora
A

Elasticache

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1
Q

Which of the following should be used if you need massive read and write rates and sharing of high data size?

  • Aurora
  • Redshift
  • Oracle
  • MySQL
A

Redshift

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2
Q

Which of the following is best used for a company to combine many different database systems?

  • Amazon Aurora
  • Amazon Redshift
  • Amazon DynamoDB
  • Amazon RDS
A

Amazon Redshift

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3
Q

Where should one place their primary Amazon RDS instance?

  • public subnet
  • private subnet
  • private region
  • private AZ
A

private subnet

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4
Q

Running a database on an EC2 instance is considered which of the following:

  • SaaS
  • PaaS
  • DaaS
  • IaaS
A

IaaS

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5
Q

Why is Aurora better than other database options?

  • because it has designed for the cloud
  • because it is cloud compatible
  • because it has higher license costs
  • because it is a data warehouse
A

because it has designed for the cloud

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6
Q

Using RDS, which of the following does the customer need to focus on?

  • high availability
  • scaling
  • database software installation and patches
  • application optimization
A

application optimization

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7
Q

AWS DynamoDB provide low-latency transactions.

True
False

A

True

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8
Q

AWS RDS supports nearly every type of database available.

True
False

A

True

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9
Q

Which of the following is an ideal case for DynamoDB?

  • VLANs
  • VPNs
  • AI
  • IoT
A

IoT

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9
Q

Using RDS who is responsible for patching and managing the DB that is used by an organization?

  • end customer
  • both customer and AWS
  • ISP
  • AWS
A

AWS

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10
Q

High availability in RDS makes use of which of the following:

  • multiple Servers
  • multiple Datacenters
  • multiple Regions
  • multiple availability zones
A

multiple availability zones

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11
Q

When creating RDS in a multi-AZ environment you only pay for a single AZ instance cost.

True
False

A

False

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12
Q

Database services in AWS BEST fall into which 2 categories:

  • structured and unstructured
  • relational and unrelational
  • managed and unmanaged
  • low cost and high cost
A

managed and unmanaged

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13
Q

Which of the following is Amazon’s own Enterprise database?

  • Redshift
  • Oracle
  • MS SQL
  • Aurora
A

Aurora

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13
Q

If you run RDS in 3 AZs, how many db instances do you need?

  • 2
  • 3
  • 4
  • 5
A

3

14
Q

Where should the RDS instance be located?

  • private subnet
  • public subnet
  • in the VPC
  • in the AZ
A

private subnet

15
Q

Which of the following most closely resembles SaaS?

  • Aurora
  • RDS
  • MS SQL
  • Redshift
A

Redshift

16
Q

The name of Amazon’s own Enterprise database solution is Redshift.

True
False

A

False

16
Q

Read replicas can be used in which of the following cases:

  • purchasing a plane ticket
  • searching for a plane ticket
  • making a reservation
  • purchasing a product
A

searching for a plane ticket

17
Q

How are Multi-AZ RDS instances charged?

  • charged for single AZ compute and storage
  • charged for compute only
  • charged for storage only
  • charged for multiple AZ instances and their storage
A

charged for multiple AZ instances and their storage

18
Q

Which of the following does RDS not support?

  • Oracle
  • MySQL
  • MariaDB
  • Redshift
  • PostgreSQL
A

Redshift

19
Q

Which of the following is a fast noSQL database?

DynamoDB
NoSQL
MySQL
PostgreSQL

A

DynamoDB

20
Q

What type of Database helps support the main database with heavy transactions?

  • backup databases
  • read replicas
  • synchronous databases
  • multi-AZ databases
A

read replicas

21
Q

Amazon Redshift most closely resembles which Cloud Service Model?

  • IaaS
  • PaaS
  • SaaS
  • DaaS
A

SaaS

Cloud Computing (20 decks)

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