REST APIs with Flask and Python - What is Heroku?

The video introduces Heroku, a web service for hosting applications, explaining its use of Dynos, which are virtual machines similar to servers. It covers running applications on Heroku, including using uwsgi for serving Flask apps, and configuring databases. The video also discusses scaling with multiple Dynos and highlights Heroku's security features like SSL. Finally, it concludes with a brief overview of deploying apps on Heroku.

What is the primary function of Heroku?

• To act as a content delivery network

• To serve as a database management system

• To provide a local development environment

• To host applications and make them accessible via a URL

What is a Dyno in the context of Heroku?

• A programming language

• A virtual machine that runs applications

• A type of database

• A physical server

What is the role of uwsgi in Heroku?

• To provide a user interface

• To manage database connections

• To enhance the serving capabilities of Flask applications

• To serve static files

Which of the following can be configured in a Heroku app?

• The number of users allowed

• The color scheme of the app

• The database type and logging settings

• The programming language used

How does Heroku ensure secure communication?

• By requiring user authentication

• By enabling SSL for encrypted communication

• By using a firewall

• By using a private network

What is a benefit of running multiple dynos on Heroku?

• Faster application development

• Improved scalability and availability

• Reduced cost

• Increased storage capacity

What is a limitation of the free tier on Heroku?

• Limited running hours for dynos

• Limited security features

• Limited number of databases

• Limited programming languages supported