Understanding Data Types and Errors

What is an "int"?

• Integer

• Internal

• International

• Intern

In terms of coding, What is a "double"?

• two of something

• two times something

• a number with decimals

• a number without decimals

What is a "float"?

• a number with decimals (but less precise)

• a string of letters

• a string of numbers

• No answer is correct here.

What is a compile-time error/Syntax?

• An error that appears in the Unity Console only after you build the game, not in the editor

• An error that can only be fixed by restarting the computer

• an error that occurs during the compilation process, before the program is executed

• When the program runs, but produces incorrect results due to flawed logic

When your code does not follow the rules and grammar of the C# programming language, it is known as a ______ error.

What does Null mean?

• A value that means "no object" or "nothing" is assigned to a variable

• A visible object that does not work

• A specific number, like zero, that represents an empty value

• A type of error that stops your game from running immediately

Which of the following would likely cause a NullReferenceException

• You typed a method name wrong

• You tried to divide by zero

• You used an object that was never assigned

• You used a variable before declaring it

What type of error does this line cause?

int result = 10 / 0;

• Syntax Error

• Run-time Error

• Logical Error

• No Error

If Unity shows a red error in the Console about something being “null,” it’s probably a ____ error.

• Compile-time Error

• Unity Error

• Logical Error

• Run-time Error

What is a Logical Error?

• error that stops your program from starting because of a misspelled word or missing symbol

• error that makes your program suddenly crash or stop working while it's running

• error where the program runs without crashing, but it produces the wrong results

• When the rapper Logic has a bad song