Udemy Test Set 4 v1

Reserved Instance pricing is available for which services (TWO)

RDS,
EC2

needed to run a bootstrap script while launching an EC2

EC2 instance user data

true regarding S3 (TWO)

it stores data in a flat non-hierarchical structure,
it is a key value based object storage service

Marketplace facilitates which of the following (TWO)

can buy software that has been bundled into customized AMI by sellers ,
Sell SaaS solutions to other customers

company wants to review the Payment Card Industry (PCI) reports on AWS Cloud

Artifact

Bob and Susan each have an AWS account in AWS Organizations. Susan has five Reserved Instances (RIs) of the same type and Bob has none. During one particular hour, Susan uses three instances and Bob uses six for a total of nine instances on the organization's consolidated bill. (TWO)

AWS bills five instances as Reserved Instances, and the remaining four instances as regular instances,

Bob receives the cost-benefit from Susan's Reserved Instances only if he launches his instances in the same AZ where Susan purchased her Reserved Instances (NOT Region)

benefits of the WAF (TWO)

it can block all requests except the ones that you allow,
it can check for the presence of SQL code that is likely to be malicious (injection)

Trusted Advisor can provide alerts on which of the following (TWO)

When you allow public access to Amazon S3 buckets,

When you don't turn on user activity logging (AWS CloudTrail)

best-suited for load-balancing HTTP and HTTPS traffic

Application Load Balancer

The organization also wants to connect its on-premises data center with the different VPCs for better organization-wide collaboration. Which services (TWO)

Direct Connect,
Transit Gateway

can be used to connect to an EC2 server from a MacOS, Windows or Linux via a browser

EC2 Instance Connect

correct regarding RDS

You can use both read replicas and multi-AZ deployment for disaster recovery

can be used together to send alerts whenever the AWS account root user signs in (TWO)

CloudWatch,
SNS

correct regarding AWS Global Accelerator (TWO)

it is a good fit for non-HTTP use cases,
it provides static IP addresses that act as a fixed entry point to your applications

which S3 storage classes do not charge any data retrieval fee (TWO)

S3 Intelligent-Tiering,
S3 Standard

which authentication mechanisms supports an MFA device that you can plug into a USB port on your computer

U2F security key

can be used to set up billing alarms to monitor estimated charges

Cloudwatch

Some of these instances host the CRM (Customer Relationship Management) applications that need to be accessible 24*7. These applications are not mission-critical. In case of a disaster, these applications can be managed on a lesser number of instances for some time.

Which disaster recovery strategy is well-suited as well as cost-effective for this requirement?

Warm Standby strategy

can be used to forecast your AWS account usage and costs

Cost Explorer

enables you to privately connect your VPC to SQS

VPC Interface Endpoint

Spot instances are a best-fit for which of the following scenarios?

To run any containerized workload with ECS that can be interrupted

uploads its media files to a centralized S3 bucket from geographically dispersed locations

S3 Transfer Acceleration (S3TA)