Unreal Engine Blueprints Unreal Engine Blueprints MCQ 5

Question 1

In Unreal Engine Blueprints, which data structure would you use to map unique keys to corresponding values?

Accepted Answer

Map

Answer

A Blueprint Map stores key-value pairs where each key is unique, allowing fast lookup of values by their associated key.

Question 2

What is the effect of marking a Blueprint function as 'Call In Editor'?

Accepted Answer

The function appears as a button in the Details panel and can be called from the editor without running the game

Answer

Functions marked Call In Editor gain a button in the selected Actor's Details panel, letting designers trigger logic without entering Play mode.

Question 3

Which Blueprint node would you use to check whether two Object references point to the same object in memory?

Accepted Answer

Equal (Object)

Answer

The Equal (Object) node compares two object references and returns true only if both point to the exact same UObject instance.

Question 4

In Blueprint's Timeline node, what does the 'Loop' option do?

Accepted Answer

Causes the timeline to restart automatically when it reaches the end

Answer

Enabling Loop on a Timeline makes it automatically restart from the beginning each time it reaches the end, creating continuous animation.

Question 5

What is a Blueprint Macro Library used for?

Accepted Answer

Storing reusable Macros that can be shared across multiple Blueprint classes

Answer

A Blueprint Macro Library is an asset that holds macros accessible to any Blueprint in the project, enabling code reuse across classes.

Unreal Engine Blueprints Practice Test