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A network engineer needs to build a hybrid cloud architecture connecting on-premises networks to the AWS Cloud using AWS Direct Connect. The company has a few VPCs in a single AWS Region and expects to increase the number of VPCs to hundreds over time. Which AWS service or feature should the engineer use to simplify and scale this connectivity as the VPCs increase in number?

A.
VPC endpoints
A.
VPC endpoints
Answers
B.
AWS Transit Gateway
B.
AWS Transit Gateway
Answers
C.
Amazon Route 53
C.
Amazon Route 53
Answers
D.
AWS Secrets Manager
D.
AWS Secrets Manager
Answers
Suggested answer: A

Which AWS cloud architecture principle slates that systems should reduce interdependences?

A.
Scalability
A.
Scalability
Answers
B.
Removing single points of failure
B.
Removing single points of failure
Answers
C.
Services not servers
C.
Services not servers
Answers
D.
Loose coupling
D.
Loose coupling
Answers
Suggested answer: D

Which AWS service or feature allows a user to establish a dedicated network connection between a company's on-premises data center and the AWS Cloud?

A.
AWS Direct Connect
A.
AWS Direct Connect
Answers
B.
VPC peering
B.
VPC peering
Answers
C.
AWS VPN
C.
AWS VPN
Answers
D.
Amazon Route 53
D.
Amazon Route 53
Answers
Suggested answer: A

Which of the following is a benefit of using the AWS Cloud?

A.
Permissive security removes the administrative burden.
A.
Permissive security removes the administrative burden.
Answers
B.
Ability to focus on revenue-generating activities.
B.
Ability to focus on revenue-generating activities.
Answers
C.
Control over cloud network hardware.
C.
Control over cloud network hardware.
Answers
D.
Choice of specific cloud hardware vendors.
D.
Choice of specific cloud hardware vendors.
Answers
Suggested answer: B

What can be used to reduce the cost of running Amazon EC2 instances? (Select TWO )

A.
Spot Instances for stateless and flexible workloads
A.
Spot Instances for stateless and flexible workloads
Answers
B.
Memory optimized instances for nigh-compute workloads
B.
Memory optimized instances for nigh-compute workloads
Answers
C.
On-Demand Instances for high-cost and sustained workloads
C.
On-Demand Instances for high-cost and sustained workloads
Answers
D.
Reserved Instances for sustained workloads
D.
Reserved Instances for sustained workloads
Answers
E.
Spend limits set using AWS Budgets
E.
Spend limits set using AWS Budgets
Answers
Suggested answer: A, D

Under the AWS shared responsibility model what is the customer's responsibility when using an AWS managed service?

A.
Physical security of the data centers
A.
Physical security of the data centers
Answers
B.
Server-side encryption
B.
Server-side encryption
Answers
C.
Customer data
C.
Customer data
Answers
D.
Operating system patching
D.
Operating system patching
Answers
Suggested answer: B

An application is receiving SQL injection attacks from multiple external resources. Which AWS service or feature can help automate mitigation against these attacks?

A.
AWS WAF
A.
AWS WAF
Answers
B.
Security groups
B.
Security groups
Answers
C.
Elastic Load Balancer
C.
Elastic Load Balancer
Answers
D.
Network ACL
D.
Network ACL
Answers
Suggested answer: A

Which aspect of AWS infrastructure enables global deployment of compute and storage?

A.
Availability Zones
A.
Availability Zones
Answers
B.
Regions
B.
Regions
Answers
C.
Tags
C.
Tags
Answers
D.
Resource groups
D.
Resource groups
Answers
Suggested answer: B

A user needs to quickly deploy a nonrelational database on AWS. The user does not want to manage the underlying hardware or the database software. Which AWS service cart be used to accomplish this?

A.
Amazon RDS
A.
Amazon RDS
Answers
B.
Amazon DynamoDB
B.
Amazon DynamoDB
Answers
C.
Amazon Aurora
C.
Amazon Aurora
Answers
D.
Amazon Redshift
D.
Amazon Redshift
Answers
Suggested answer: B

How can a user achieve high availability for a web application hosted on AWS?

A.
Use a Classic Load Balancer across multiple AWS Regions
A.
Use a Classic Load Balancer across multiple AWS Regions
Answers
B.
Use an Application Load Balancer across multiple Availability Zones in one AWS Region
B.
Use an Application Load Balancer across multiple Availability Zones in one AWS Region
Answers
C.
Set up automatic scaling and load balancing with another application instance running on premises
C.
Set up automatic scaling and load balancing with another application instance running on premises
Answers
D.
Use the AWS Region with the highest number of Availability Zones
D.
Use the AWS Region with the highest number of Availability Zones
Answers
Suggested answer: B
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