AWS Certified Cloud Practitioner Exam

Cloud Computing - Answer- use of web services to perform functions that were traditionally performed with software on an individual computer; i.e. Flickr, Google Docs, etc. Hypervisor - Answer- Software that enables a single computer to run multiple operating systems simultaneously. What are IAM roles? - Answer- IAM roles are a secure way to grant permissions to entities that you trust for short durations, making them a more secure way to grant access. 3 ways to interact with AWS - Answer- Command Line Interface (CLI) Console Software Development Kits (SDKs) 6 Advantages of cloud - Answer- 1. Trade Capital Expense for Variable Expense 2. Benefit from massive economies of scale 3. Stop guessing about capacity 4. Increase speed and agility 5. Stop spending money maintaining data centers 6. Go global in minutes Infrastructure As a Service - Answer- EC2 Platform as a Service (PaaS) - Answer- Elastic beanstalk Software as a Service (SaaS) - Answer- similar to gmail where they provide the software the user just uses it. Application Load Balancer - Answer- When you need a flexible feature set for your web applications with HTTP and HTTPS traffic. Operating at the request level, Application Load Balancers provide advanced routing, TLS termination and visibility features targeted at application architectures, including microservices and containers. AWS Relational database - RDS - Answer- SQL Server Oracle MySQL Server PostgreSQL Aurora (AWS Propriety) MariaDB RDS key features - Answer- Multi-AZ (Disaster Recovery) Read Replicas (For Performance)