Chapter 14: Full Unity Programmer Mock Exam

Welcome to the Full Unity Programmer Mock Exam. Here, we will provide a series of multiple-choice questions, similar to the ones you have been answering at the end of every few chapters in this book.

Try your best and see how it goes – the idea is to get all of the questions right. If and when you complete this mock exam, you will be ready to go ahead with the real Unity Programmer exam. If, for any reason, you get a question wrong, go back through this book or Google to try and find the answer. Try to avoid skipping to the answer in the Appendix; use your knowledge more than muscle memory. It's important you understand the question so that you can answer it. These mock questions are only examples of the kinds of questions you will get in the exam.

I recommend reading every question at least twice; sometimes, exam questions will try to catch you out through how the questions are worded. The exam...

Full mock exam

1. One of your junior programmers has asked for a global instance with a class that can be accessed anywhere in the code of the game. What design pattern would fulfill this requirement when you could have code that acts as a manager? (CH1)
   1. Prototype
   2. Abstract Factory
   3. Singleton
   4. Builder
2. You have been asked by your head of development to make it so whenever a player walks through a doorway, a light next to the door will turn on. You have made an OnTriggerEnter() script that enables a light and added a collider to your doorway with a Rigidbody. Your player has a collider and Rigidbody as well. When you run the game to test your code, the light doesn't turn on.

What is most likely the cause of this issue? (CH2)

1. The doorway's collider is not marked as a trigger.
2. The light game object needs a trigger as well.
3. You don't need multiple Rigidbody components.
4. The doorway isn't connected up to the light.

3. What function allows...