Applications in Cloud

Question 1

What is google App Engine, what are its environments and how do they differ?

Answer 1

• App engine is a managed service for application deployment.
• It allows its users to focus on their code and handles infrastructure and service deployment.
• Good for scalable applications and mobile backends
• Its 2 environments modes are standard and flexible
• Standard provides a sandbox for development with some restrictions
• Flexible allows more flexibility in the languages used as well as 3rd party use

Question 2

Why would one choose a standard app engine environment over a flexible one?

Answer 2

• Standard environment has a free daily quota which allows some experimentation.
• The runtime binarys are managed by google
• The standard environment is billed per usage which allows billing costs to reduce to 0 in some cases
• Scaling is more fined grained, since it is autoscaled and can scale to 0

Question 3

Why would one choose the flexible environment instead of standard environment in google cloud app engine?

Answer 3

• More languages to choose from
• Can write on disk
• Can ssh
• More control over scaling
• 3rd partys support

Question 4

What is Cloud Endpoint?

Answer 4

Cloud Endpoint provides a UI along with authentication for both api callers and application users

Question 5

What is Apigee Edge?

Answer 5

Apigee Edge is a service that allows api developers to secure and monetize their api sharing it with their customers.