# Module 1 Knowledge Check

1. What are the advantages of cloud computing over computing on-premises? (Select the best answer.)
  - [ ] Avoid large capital purchases
  - [ ] Use on-demand capacity
  - [ ] Go global in minutes
  - [ ] Increase speed and agility
  - [X] All of the above

2. What is the pricing model that enables AWS customers to pay for resources on an as-needed basis? (Select the best answer.)
  - [ ] Pay as you decommission
  - [X] Pay as you go
  - [ ] Pay as you buy
  - [ ] Pay as you reserve

3. Which of these is NOT a cloud computing model? (Select the best answer.)
  - [ ] Platform as a service
  - [ ] Infrastructure as a service
  - [X] System administration as a service
  - [ ] Software as a service

4. True or False? AWS owns and maintains the network-connected hardware required for application services, while you provision and use what you need.
  - [X] True
  - [ ] False

5. Which of these is NOT a benefit of cloud computing over on-premises computing? (Select the best answer.)
  - [ ] Increase speed and agility
  - [X] Pay for racking, stacking, and powering servers
  - [ ] Eliminate guessing on your infrastructure capacity needs
  - [ ] Trade capital expense for variable expense
  - [ ] Benefit from massive economies of scale

6. Which of the following are NOT benefits of AWS Cloud computing? (Choose two.)
  - [X] Multiple procurement cycles
  - [ ] High availability
  - [X] High latency
  - [ ] Temporary and disposable resources
  - [ ] Fault-tolerant databases

7. Which of the following is a compute service? (Select the best answer.)
  - [ ] Amazon VPC
  - [ ] Amazon S3
  - [X] Amazon EC2
  - [ ] Amazon CloudFront
  - [ ] Amazon Redshift

8. True or False? Cloud computing provides a simple way to access servers, storage, databases, and a broad set of application services over the internet. You own the network-connected hardware required for these services and Amazon Web Services provisions what you need.
  - [ ] True
  - [X] False

9. Economies of scale result from ______. (Select the best answer.)
  - [ ] having many different cloud providers
  - [X] having hundreds of thousands of customers aggregated in the cloud
  - [ ] having hundreds of cloud services available over the internet
  - [ ] having to invest heavily in data centers and servers

10. Which of these are ways to access AWS core services? (Choose three.)
  - [ ] Technical support calls
  - [ ] AWS Marketplace
  - [X] AWS Management Console
  - [X] AWS Command Line Interface (AWS CLI)
  - [X] Software Development Kits (SDKs)