A company has decided to adopt Amazon EC2 infrastructure and wants to scale various stateless services for short-term usage.
Which EC2 pricing model is MOST cost-efficient to meet these requirements?
A. Spot Instances
B. On-Demand Instances
C. Reserved Instances
D. Dedicated Hosts
Which of the following are benefits of AWS Trusted Advisor? (Choose two.)
A. Access to Amazon Simple Queue Service (Amazon SQS)
B. Cost optimization recommendations
C. Hourly refresh of the service limit checks
D. Security checks
E. AWS Identity and Access Management (IAM) approval management
A company wants to save costs by archiving data that is no longer frequently accessed by end users.
Which Amazon S3 feature will meet this requirement?
A. S3 Versioning
B. S3 Lifecycle
C. S3 Object Lock
D. S3 Inventory
Which cloud computing advantage is a company applying when it uses AWS Regions to increase application availability to users in different countries?
A. Pay-as-you-go pricing
B. Capacity forecasting
C. Economies of scale
D. Global reach
A company wants an AWS service to collect and process 10 TB of data locally and transfer the data to AWS. The company has intermittent connectivity.
Which AWS service will meet these requirements?
A. AWS Database Migration Service (AWS DMS)
B. AWS DataSync
C. AWS Backup
D. AWS Snowball Edge
Which of the following is an AWS Well-Architected Framework design principle for operational excellence in the AWS Cloud?
A. Go global in minutes.
B. Make frequent, small, reversible changes.
C. Implement a strong foundation of identity and access management
D. Stop spending money on hardware infrastructure for data center operations.
What is a benefit of using AWS serverless computing?
A. Application deployment and management are not required.
B. Application security will be fully managed by AWS.
C. Monitoring and logging are not needed.
D. Management of infrastructure is offloaded to AWS.
A developer wants AWS users to access AWS services by using temporary security credentials.
Which AWS service or feature should the developer use to provide these credentials?
A. IAM policies
B. IAM user groups
C. AWS Security Token Service (AWS STS)
D. AWS IAM Identity Center (AWS Single Sign-On)
A global company wants to use a managed security service for protection from SQL injection attacks. The service also must provide detailed logging information about access to the company's ecommerce applications.
Which AWS service will meet these requirements?
A. AWS Network Firewall
B. Amazon RDS for SQL Server
C. Amazon GuardDuty
D. AWS WAF
A company is migrating its on-premises server to an Amazon EC2 instance. The server must stay active at all times for the next 12 months.
Which EC2 pricing option is the MOST cost-effective for the company's workload?
A. On-Demand
B. Dedicated Hosts
C. Spot Instances
D. Reserved Instances
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