Unreal Engine Unreal Engine 4

Question 1

In Unreal Engine's animation system, what is the purpose of an 'Animation Montage'?

Accepted Answer

A composite animation asset that allows combining, sequencing, and controlling animations via Blueprint

Answer

Animation Montages let you combine multiple animation sequences, define sections, and control playback from Blueprint or C++, ideal for combat or ability animations.

Question 2

What is the function of 'Virtual Shadow Maps' (VSM) in Unreal Engine 5?

Accepted Answer

A high-resolution shadow map system that virtualizes shadow memory similarly to Nanite's geometry approach

Answer

Virtual Shadow Maps use a virtualized page-based approach to deliver high-resolution shadows that work correctly with Nanite geometry and Lumen.

Question 3

In Unreal Engine's Gameplay Ability System (GAS), what is a 'Gameplay Effect' responsible for?

Accepted Answer

Applying modifications to Attributes, applying and removing Gameplay Tags, and handling cooldowns/costs

Answer

Gameplay Effects modify Attribute values, grant or remove Gameplay Tags, and manage durations for cooldowns and buffs/debuffs.

Question 4

What is the 'Construction Script' in Unreal Engine Blueprints and when does it execute?

Accepted Answer

A Blueprint graph that runs whenever the Actor is placed or modified in the editor, and once at runtime spawn

Answer

The Construction Script runs in the editor when you place or transform an Actor, enabling procedural setup of components before play begins.

Question 5

In Unreal Engine networking, what does 'Role == ROLE_Authority' mean on an Actor?

Accepted Answer

The current machine is the authoritative owner of this Actor's simulation (typically the server)

Answer

ROLE_Authority means the local machine has the authoritative (ground-truth) simulation of this Actor, which is the server for most replicated Actors.

Unreal Engine Practice Test

Unreal Engine Practice Test

Unreal Engine Unreal Engine 4