Column 1
What is the pricing model that enables AWS customers to pay resources on an as-needed basis?
a. pay as you buy
b. pay as you reserve
c. pay as you go
Pay as you go
What are three fundamental drivers of cost with AWS? CHOOSE THREE
a. Compute
b. Inbound data transfer
c. Storage
d. Outboard data transfer
What is Compute, Storage, and Outboard data transfer?
You save up to how much by using Reserved Instances(RI)?
a. 90%
b. 50%
c. 75%
d. 60%
What is 75%?
For certain services like EC2 and RDS you can invest in reserved capacity. What options are available? (CHOOSE THREE)
a. AURI
b. DURI
c. PURI
d. MURI
e. NURI
What is AURI, PURI, NURI?
Where can a customer go to get more details about EC2 billing activity that took place 3 months ago?
a. EC2 dashboard
b. Cost Explorer
c. Trusted Advisor dashboard
d. CloudTrail logs stored in S3
What is Cost Explorer?
To receive the discounted rate associated with Reserved Instances, you must make a full, upfront payment for the term of the agreement.
a. True
b. False
False.
To receive the discounted rate associatd with Reserved Instances, you do not need to make a full, upfront payment.
As AWS grows, the cost of doing business is reduced and savings are passed back to the customer with lower pricing. What is this optimization called?
a. Expenditure awareness
b. Economies of scale
c. Matching supply and demand
d. EC2 Right Sizing
As AWS grows, the general cost of doing business is reduced and savings are passed back to the customer due to economies of scale.
Which component of the AWS Global Infrastructure does Amazon CloudFront use to ensure low-latency delivery?
a. AWS Regions
b. AWS edge locations
c. AWS Availability Zones
What are AWS edge locations?
In the shared responsibility model, AWS is responsible for providing what?
a. security of the cloud
b. security to the cloud
c. security for the cloud
d. security in the cloud
What is security of the cloud?
In the shared responsibility model, AWS is responsible for providing security of the cloud.
Which of the following should be done by the AWS account user?
a. secure access for applications
b. change the AWS support plan
c. integrate with other AWS services
d. change granular permissions
What is change the AWS support plan?
Changing the AWS support plan can only be done by the AWS account root user. The other tasks are done with IAM.
After intial login, what does AWS recommend as the best practice for the AWS account root user?
a. delete the AWS account root user
b. revoke all permissions on the AWS account root user
c. delete the access keys of the AWS account root user
d. restrict permission on the AWS account root user
What is delete the access keys of the AWS account root user?
After initial login, AWS recommends deleting the access keys of the AWS account root user as the best practice.
With Amazon VPC what is the smallest size subnet you can have in a VPC?
a. /26
b. /30
c. /28
d. /24
What is /28?
With Amazon VPC what is the maximum size IP address range you can have in a VPC?
a. /28
b. /30
c. /16
d. /24
What is /16?
You need to allow resources in a private subnet to access the internet. Which of the following must be present to enable this access?
a. NAT gateway
b. Network access control lists
c. Security groups
d. Route tables
What is NAT gateway?
If you need to allow resources in a private subnet to access the internet, a NAT gateway must be present to enable this access.
Private subnets have direct access to the internet.
a. True
b. False
False
Private subnets do not have direct access to the internet.
Which of the following is an optional security control that can be applied at the subnet layer of a VPC?
a. web application firewall
b. security group
c. Firewall
d. Network ACL
What is Network ACL?
A network ACL is an optional security control that can be applied at the subnet layer of a VPC.
You are a solutions architect at a large company migrating infrastructure to AWS. You recommend using a custom VPC. When you create a VPC, you assign it to an IPv4 Classless Inter-Domain Routing (CIDR) block of 10.0.1.0/24 (has 256 total IP addresses). How many IP addresses are available?
a. 256
b. 250
c. 251
d. 246
What is 250?
The subnet has 256 IP addresses but 5 are reserved.
If your project requires monthly reports that iterate through very large amounts of data, which Amazon EC2 purchasing option should you consider?
a. Spot instances
b. Scheduled Reserved Instances
c. Dedicated Hosts
e. On-Demand Instances
What is Scheduled Reserved Instances?
If your project requires you to run monthly reports that iterate through very large amounts of data, you should consider purchasing Scheduled Reserved Instances.
Which Amazon EC2 feature ensures your instances will not share a physical host with instances from any other AWS customer?
a. Amazon VPC
b. Placement groups
c. Dedicated Instances
d. Reserved Instances
What is dedicated instances?
This ensures your instances will not share a physical host with instances from any other AWS customer.
Amazon S3 replicates all objects ______.
a. on multiple volumes within an Availability Zone
b. in multiple Availability Zones within the same Region
c. across multiple Regions for higher durability
d. on multiple S3 buckets
In multiple Availability Zones within the same region.
Which of the following can be used as a storage class for an S3 object lifecycle policy?
a. S3-Standard Access
b. AWS Storage Gateway
c. S3-Infrequent Access
d. Simple Storage Service Glacier
e. S3-Reduced Redundancy Storage
f. Amazon Dynamo DB
Glacier, S3 Infrequent and S3 Standard Access can be used as a storage class for an S3 object lifecycle policy.
The name of an S3 bucket must be unique _____.
a. worldwide across all AWS accounts
b. within a Region
c. across all your AWS accounts
d. within your AWS account
What is worldwide across all AWS accounts?
Amazon EBS is recommended when data ____ and ____. (CHOOSE TWO)
a. requires object-level storage
b. must be quickly accessible, requiring long-term persistence
c. requires an encryption solution
d. needs to be stored in a different Availability Zone than the one the EC2 instance is in
Data must be quickly accessible and requires long-term persistence and requires an encryption solution.
You are designing an ecommerce web application that will scale to hundreds of thousands of concurrent users. Which database technology is best suited to hold the session state in this example?
a. Amazon RDS
b. Amazon DynamoDB
c. Amazon Redshift
d. Amazon S3
NoSQL databases like Amazon DynamoDB excel at scaling to hundreds of thousands of requests with key/value access to user profile and session.
A company has an application consisting of .Net layer that connects to a MySQL database. They want to move to AWS and use AWS features such as high availability and automated backups. Which of the following would be an ideal database for this use case?
a. Amazon Redshift
b. Amazon DynamoDB
c. Amazon Aurora
d. Amazon RDS
What is Amazon Aurora?
Amazon Aurora is a MySQL and PostgreSQL compatible relational database that would be ideal for this use case.