Section 9.5 - 13.5

Question 1

What is the difference between QLDB and Amazon Managed Blockchain?

Answer 1

There is NO decentralization component in QLDB, in accordance to financial regulation rules

Question 2

I want a service to utilize Hyperledger Fabric or Ethereum, which service do I use?

Answer 2

Amazon Managed Blockchain

Question 3

T/F - Amazon Managed Blockchain is a decentralized blockchain

Answer 3

True

Question 4

What is AWS Glue?

Answer 4

A managed extract, transform, and load (ETL) service

Question 5

What is the name of a central repository to store structural and operational metadata for data assets in AWS Glue?

Answer 5

Glue Data Catalog

Question 6

Which AWS serverless service can use machine learning-powered business intelligence to create interactive dashboards such as business analytics?

Answer 6

QuickSight

Question 7

This in-memory cache for DynamoDB provides up to a 10x performance improvement

Answer 7

DynamoDB Accelerator (DAX)

Question 8

I want to run Docker containers on AWS, what 3 features can I use to accomplish this?

Answer 8

ECS (Elastic Container Service), Fargate, or the Lambda Container Image

Question 9

For the Lambda Container Image to run Docker containers it must run the:

Answer 9

Lambda Runtime API

Question 10

Name it: This is an event-driven service that may be chosen over an EC2 instance for certain company needs

Answer 10

AWS Lambda

Question 11

You want to build a serverless HTTP API to use with DynamoDB, how do you go about this?

Answer 11

Use Amazon API Gateway to proxy requests from the client, send them to Lambda functions to perform CRUD actions on DynamoDB

Question 12

Who should use Lightsail? In the exam Lightsail will almost always be the wrong answer except on this specific instance:

Answer 12

A client with no cloud experience that needs to get started quickly with low/predictable pricing

Question 13

Lambda billing is based on ___ ________ and _________ _____

Answer 13

per request and compute time

Question 14

When will CloudFormation be used?

Answer 14

When we have infrastructure as code or when we need to repeat architecture between different environments, regions, or AWS accounts

Question 15

What is the advantage of the AWS Cloud Development Kit (CDK) when used in conjunction with CloudFormation?

Answer 15

You can define the cloud infrastructure using a familiar language

Question 16

Beanstalk has a health agent on each EC2 instance which will push metrics to __________

Answer 16

CloudWatch

Question 17

This AWS service can upgrade your EC2 instances, applications, and On-Premises Servers from version 1 to version 2 from a single interface

Answer 17

AWS CodeDeploy

Question 18

This AWS service is part of the orchestration layer, for CICD

Answer 18

AWS CodePipeline

Question 19

This AWS service is used as a place to store code dependencies

Answer 19

AWS CodeArtifact

it’s also used as an Artifact management system

Question 20

What is AWS’ Cloud IDE?

Answer 20

AWS Cloud9

Question 21

You want to patch and entire fleet of instances or on-premises servers OR you want to run a command consistently across all your servers. Which service can do this?

Answer 21

AWS Systems Manager (SSM)

Question 22

Anytime you see CDN on the exam, what should you think?

Answer 22

CloudFront

Question 23

_________ is great for static content that must be available everywhere, whereas __ ______ ______ __________ is for dynamic content that needs to be available at low-latency across regions

Answer 23

CloudFront; S3 Cross Region Replication

Question 24

These are server racks installed on-premises that mirror AWS architecture

Answer 24

AWS Outposts

Question 25

You see the word decoupled, what do you think?

Answer 25

Amazon SQS

Question 26

Real-time big data streaming

Answer 26

Amazon Kinesis

Question 27

You see notification, publish, subscribe, subscribers, you think

Answer 27

Amazon SNS