Podcast
Questions and Answers
What is the main purpose of virtualization in cloud computing?
What is the main purpose of virtualization in cloud computing?
- To ensure high uptime for EC2 instances
- To increase the scalability of an infrastructure
- To divide the hardware resources of a single physical server into smaller units (correct)
- To reduce capital expenditures
What is the difference between scalability and elasticity?
What is the difference between scalability and elasticity?
- Scalability refers to the ability to efficiently meet unexpected changes in demand, while elasticity refers to the ability to efficiently meet expected changes in demand
- Scalability is for increasing demand, while elasticity is for decreasing demand (correct)
- Scalability refers to the ability to efficiently meet expected changes in demand, while elasticity refers to the ability to efficiently meet unexpected changes in demand
- Scalability is for decreasing demand, while elasticity is for increasing demand
What is the key difference between capital expenditure and operational expenditure?
What is the key difference between capital expenditure and operational expenditure?
- Capital expenditure is used for cloud services, while operational expenditure is used for physical servers
- Capital expenditure is used for physical servers, while operational expenditure is used for cloud services
- Capital expenditure involves large one-time purchases, while operational expenditure involves ongoing costs (correct)
- Capital expenditure involves ongoing costs, while operational expenditure involves large one-time purchases
What is the purpose of a Service Level Agreement (SLA)?
What is the purpose of a Service Level Agreement (SLA)?
Which of the following AWS services is an example of a Compute service?
Which of the following AWS services is an example of a Compute service?
What is the effect of instance termination?
What is the effect of instance termination?
What is the main benefit of using Spot Instances?
What is the main benefit of using Spot Instances?
What is the purpose of Resource Tags in AWS?
What is the purpose of Resource Tags in AWS?
What is the limitation of Lambda functions in terms of file storage?
What is the limitation of Lambda functions in terms of file storage?
What type of EBS drive is best suited for applications with lots of reads and writes, such as databases?
What type of EBS drive is best suited for applications with lots of reads and writes, such as databases?
What is the main difference between stopping an instance and terminating an instance?
What is the main difference between stopping an instance and terminating an instance?
What is the cheapest EBS drive solution for storing data that is not frequently used?
What is the cheapest EBS drive solution for storing data that is not frequently used?
What is the primary purpose of creating a regular user and assigning the AdministratorAccess policy?
What is the primary purpose of creating a regular user and assigning the AdministratorAccess policy?
What is the recommended frequency for rotating access keys for security purposes?
What is the recommended frequency for rotating access keys for security purposes?
What is the primary function of an IAM Role?
What is the primary function of an IAM Role?
What is the primary purpose of AWS CloudTrail or CloudWatch alarms?
What is the primary purpose of AWS CloudTrail or CloudWatch alarms?
What is the primary function of an Identity Pool in Amazon Cognito?
What is the primary function of an Identity Pool in Amazon Cognito?
What is the primary purpose of enabling MFA for the root user?
What is the primary purpose of enabling MFA for the root user?
What is the primary function of the Configuration Recorder in AWS Config?
What is the primary function of the Configuration Recorder in AWS Config?
What is the metric on which AWS Config is billed?
What is the metric on which AWS Config is billed?
What is required to track information on an EC2 instance in AWS Config?
What is required to track information on an EC2 instance in AWS Config?
Where are configuration history and snapshots stored in AWS Config?
Where are configuration history and snapshots stored in AWS Config?
What is the primary function of a Domain Name System (DNS)?
What is the primary function of a Domain Name System (DNS)?
What is the purpose of a Configuration Snapshot in AWS Config?
What is the purpose of a Configuration Snapshot in AWS Config?
What is the term for the combination of a domain name and a top-level suffix?
What is the term for the combination of a domain name and a top-level suffix?
What is the purpose of a Nameserver?
What is the purpose of a Nameserver?
What can be created to track specific items in AWS Config?
What can be created to track specific items in AWS Config?
What is the function of a Zone File?
What is the function of a Zone File?
What is the purpose of a CNAME Record?
What is the purpose of a CNAME Record?
What is the term for a DNS-resolvable name for a specific host?
What is the term for a DNS-resolvable name for a specific host?