2 What do you understand by ‘changing’ in Amazon EC2?
To make limit administration easier for customers, Amazon EC2 now offers the option to switch from the current instance count-based limitations to the new vCPU Based restrictions. As a result, when launching a combination of instance types based on demand, utilization is measured in terms of the number of vCPUs.
Which of the following is a means for accessing human researchers or consultants to help solve problems on a contractual or temporary basis?
8 What are the managed policies in AWS IAM?
There are two types of managed policies; one that is managed by you and one that is managed by AWS. They are IAM resources that express permissions using IAM policy language. You can create, edit, and manage them separately from the IAM users, groups, and roles to which they are attached.
If you need to perform real-time monitoring of AWS services and get actionable insights, which services would you use?
9 Can AWS Config aggregate data across different AWS accounts?
Yes, you can set up AWS Config to deliver configuration updates from different accounts to one S3 bucket, once the appropriate IAM policies are applied to the S3 bucket.
5 How Do Amazon Rds, Dynamodb, and Redshift Differ from Each Other?
Amazon RDS is a database management service for relational databases. It manages patching, upgrading, and data backups automatically. Itâs a database management service for structured data only. On the other hand, DynamoDB is a NoSQL database service for dealing with unstructured data. Redshift is a data warehouse product used in data analysis.
1 You are the chief Cloud Architect at your company. How can you automatically monitor and adjust computer resources to ensure maximum performance and efficiency of all scalable resources?
3 What are the different types of EC2 instances based on their costs?
The three types of EC2 instances are:
On-demand Instance
It is cheap for a short time but not when taken for the long term
Spot Instance
It is less expensive than the on-demand instance and can be bought through bidding.Â
Reserved Instance
If you are planning to use an instance for a year or more, then this is the right one for you.
8 What is the difference between an IAM role and an IAM user?
The two key differences between the IAM role and IAM user are:
5 What Is Amazon Virtual Private Cloud (VPC) and Why Is It Used?
AÂ VPCÂ is the best way of connecting to your cloud resources from your own data center. Once you connect your datacenter to the VPC in which your instances are present, each instance is assigned a private IP address that can be accessed from your data center. That way, you can access your public cloud resources as if they were on your own private network.