Practice Questions 1 Flashcards
What is cloud computing?
On-demand delivery of IT resources and applications through the internet with pay-as-you-go pricing
What is another name for on-premises deployment?
Private cloud deployment
How does the scale of cloud computing help you to save costs?
The aggregated cloud usage from a large number of customers results in lower pay-as-you-go prices.
Which Amazon EC2 instance type is suitable for data warehousing applications?
Storage optimized
Which Amazon EC2 instance type balances compute, memory, and networking resources?
General purpose
Which Amazon EC2 instance type is ideal for high-performance databases?
Memory optimized
Which Amazon EC2 instance type offers high-performance processors?
Compute optimized
Which Amazon EC2 pricing option provides a discount when you specify a number of EC2 instances to run a specific OS, instance family and size, and tenancy in one Region?
Standard reserved instances
Which Amazon EC2 pricing option provides a discount when you make an hourly spend commitment to an instance family and Region for a 1-year or 3-year term?
EC2 Instance Savings Plans
Which AWS service is the best choice for publishing messages to subscribers?
Amazon Simple Notification Service (Amazon SNS)
You want to use an Amazon EC2 instance for a batch processing workload. What would be the best Amazon EC2 instance type to use?
Compute optimized
What are the contract length options for Amazon EC2 Reserved Instances?
1 Year and 3 Years
You have a workload that will run for a total of 6 months and can withstand interruptions. What would be the most cost-efficient Amazon EC2 purchasing option?
Spot Instance
Which process is an example of Elastic Load Balancing?
Ensuring that no single Amazon EC2 instance has to carry the full workload on its own
You want to deploy and manage containerized applications. Which service should you use?
Amazon Elastic Kubernetes Service (Amazon EKS)
Which statement best describes an Availability Zone?
A fully isolated portion of the AWS global infrastructure
Which statement is TRUE for the AWS global infrastructure?
A Region consists of three or more Availability Zones.
Which factors should be considered when selecting a Region? (2 Answers)
Compliance with data governance and legal requirements.
Proximity to your customers
Which statement best describes Amazon CloudFront?
A global content delivery service
Which site does Amazon CloudFront use to cache copies of content for faster delivery to users at any location?
Edge location
Which action can you perform with AWS Outposts?
Extend AWS infrastructure and services to different locations including your on-premises data center.
Which statement best describes an AWS account’s default network access control list?
It is stateless and allows all inbound and outbound traffic.
Which statement best describes DNS resolution?
Translating a domain name to an IP address
Your company has an application that uses Amazon EC2 instances to run the customer-facing website and Amazon RDS database instances to store customers’ personal information. How should the developer configure the VPC according to best practices?
Place the Amazon EC2 instances in a public subnet and the Amazon RDS database instances in a private subnet.
Which component can be used to establish a private dedicated connection between your company’s data center and AWS?
AWS Direct Connect
Which statement best describes security groups?
They are stateful and deny all inbound traffic by default.
Which component is used to connect a VPC to the internet?
Internet gateway
Which service is used to manage the DNS records for domain names?
Amazon Route 53
Which of the following are characteristics of the Amazon EBS service? (Select TWO.)
Best for data that requires retention.
Separate drives from the host computer of an EC2 instance
You want to store data that is infrequently accessed but must be immediately available when needed. Which Amazon S3 storage class should you use?
S3 Standard-IA
