Test questions Flashcards
What are the four EC2 buying options?
Dedicated- Physically and logically seperated from other aws instances.
Spot- Utilization of currently available, unused instances.
Reserved- 1 or 3 year availability contract.
On-Demand- Regular pay-as-you-go.
What are a few managed services? (You don’t need to manage their underlying infrastructure)
- Amazon Elastic MapReduce
- Amazon DynamoDB *
- Amazon Redshift
- Amazon RDS*
- Amazon Workspaces
DynamoDB and RDS are the only database services
How can you display the distribution of AWS Spending?
Using AWS Cost Explorer
What is AWS Aurora?
- Fully managed relational database with MySQL (5x faster) and PostgreSQL (3x faster)
- Amazon’s preference of database
- Replicates data across multiple availability zones (also Redshift)
You have just set up a brand-new AWS account. You want to keep monthly billing under $100, but you are worried about going over that limit. What can you use in order to be notified when the monthly bill approaches $100?
- A Cloudwatch billing alarm that triggers an SNS notification to your email address.
Your logs show that one or more AWS-owned IP addresses are sending packets to mulitple ports on your server, and you believe this is an attempt to discover unsecured ports. What should you do?
- Contact the AWS Abuse team
What are the characteristics of Amazon S3?
- S3 allows you to store unlimited amounts of data.
- Objects are directly accessible via a URL
A company is planning to introduce a new product to their customers. They are expecting high traffic to their web application. As part of the Enterprise support plan, which of the following could provide them with architectural and scaling guidance?
- Infrastructure Event Management
Available as part of the Enterprise-level support.
What are the benefits of the AWS Personal Health Dashboard? (All that applies)
- Personalized View of Service Health
- Detailed Troubleshooting Guidance
- Proactive Notifications
Which of the S3 storage classes is ideal for data with unpredictable access patterns?
- Amazon S3 Intelligent-Tiering
In AWS, which security aspects are the customer’s responsibility?
- Encryption of EBS Volumes
- Networking Traffic Protection
- The configuration of security groups
Which of the services allows you to manage your aggreements with AWS?
- AWS Artifact
Using Amazon RDS is under the shared responsibility model. Which would be the customer responsibilities?
- Managing the database settings
- Building the relational schema
Which of the services allows you to run your application when needed, without having to own a server running all the time?
- AWS Lambda
Lets you run code without provisioning or managing servers
Which of the storage mechanisms can be used to store messages effectively across distributed systems?
- AWS SQS or Simple Queue Service
- Offers reliable, scalable hosted queue for storing messages as they travel between applications.
You can monitor the accepted and rejected IP traffic going to and from your VPC instances by creating:
- Flow Log
What are the main benefits of the AWS Service Catalog?
- Centrally manage common deployed IT services
- Quickly deploy approved IT services
What would we get from having AWS Cloud services accessible through an API?
- Be able to manage Cloud resources programmatically
What services would help in reducing the complexity and time in planning your application migration to the AWS Cloud?
- AWS Application Discovery Service
You decided to use Amazon S3 to store infrequently accessed data. What storage class would you use?
- S3 SIA Storage
What are the areas of the performance efficiency pillar?
- Selection
- Monitoring
- Trade-Offs
You want to store some objects in AWS and make them downloadable via a URL, which service is most suitable?
- Amazon S3
Provides the facility of assigning a URL to each object
Which S3 storage class has the lowest object availability rating?
- S3 One Zone-IA at 99.5%
- IA (Infrequent Access) and Standard have 99.9%
What are the options that are provided by Amazon Glacier to keep costs low yet suitable for varying retrieval needs?
- Bulk
- Expedited
- Standard
A company is looking for a scalable data warehouse solution. Which AWS soultions would meet the company’s needs?
- Amazon Redshift
Which of the following AWS Cloud services can be used to run a customer-managed relational database?
- DyanmoDB -ElastiCache -Route 53 -EC2
- EC2
