Test case writing round interview questions

Test scenarios writing or test case writing round questions are listed here. Answers will be in other individual posts. 

1. Write test scenarios for a vending machine.

Company: Zenefits

2. Write test scenarios for a login page.

Company: Zenefits

3. Write test scenarios for the amazon live code portal(livecode.amazon.jobs) which you are using for this interview.

Company: Amazon

4. Write test cases for a file upload page. There would be a simple web application that has a box input to accept URL and there would be a button to upload. You can access the server to check the file has been uploaded or not. Backend there would be a database to store the file.

Company: Amazon