Unreal Engine Blueprints Variables and Data Types 2

Question 1

Which variable type in Blueprints stores a reference to an Actor placed in the level?

Accepted Answer

Object Reference

Answer

Object Reference stores a hard reference to a specific Actor or object instance in the level.

Question 2

What is the difference between a 'Float' and a 'Double' variable in Unreal Engine 5 Blueprints?

Accepted Answer

Double has 64-bit precision while Float has 32-bit precision

Answer

Double uses 64-bit floating-point precision, offering greater accuracy than the 32-bit Float type.

Question 3

In Blueprints, what does setting a variable's 'Expose on Spawn' property do?

Accepted Answer

Allows the variable to be set when spawning an Actor of that class

Answer

Expose on Spawn makes the variable available as a pin on the Spawn Actor node so it can be set at spawn time.

Question 4

What Blueprint variable type would you use to store a player's name?

Accepted Answer

String

Answer

String is the standard type for storing arbitrary character sequences like player names in Blueprints.

Question 5

Which of the following correctly describes a 'Soft Class Reference' variable?

Accepted Answer

It references a class without forcing it to load into memory immediately

Answer

Soft Class Reference stores a path to a class that is only loaded into memory when explicitly requested, supporting async loading.

Unreal Engine Blueprints Practice Test