Udemy-AWS Cloud Practitioner (CLF-C01)-Practice Exam (with Accurate Answers)

What AWS service helps you estimate the cost of using AWS vs. an on-premises data center? a) AWS Billing and Cost Tool b) Consolidated Billing c) Cost Explorer d) TCO Calculator correct answers d) TCO Calculator The TCO (total cost of ownership) calculator helps you estimate the cost of using AWS vs. an on-premises data center. AWS Billing and Cost Tools What services has built-in DDoS mitigation and/or protection? a) SNS b) EC2 c) None of these apply d) RDS correct answers c) None of these apply AWS services with built-in DDoS mitigation/protection include: 1) Route 53 2) CloudFront 3) WAF (web application firewall) 4) Elastic Load Balancing 5) VPCs and Security Groups What does S3 stand for? a) Simple Storage Service b) Service for Simple Storage c) Simplified Storage Service d) Simple Store Service correct answers a) Simple Storage Service What is AWS's preferred NoSQL database? a) RDS b) MySQL c) DynamoDB d) Oracle correct answers c) DynamoDB Amazon DynamoDB is a key-value and document database that delivers single-digit millisecond performance at any scale. It's a fully managed, multi-region, multi-master database with built-in security, backup and restore, and in-memory caching for internet-scale applications. DynamoDB can handle more than 10 trillion requests per day and can support peaks of more than 20 million requests per second. Many of the world's fastest-growing businesses such as Lyft, Airbnb, and