A level requires players to distinguish between red and green glowing switches to open different doors. A color-blind tester reports they cannot tell the switches apart. What is the most appropriate fix?

Increase the brightness of the red switch only.

Add a text tutorial explaining the colors.

Add distinct shapes or icons to the switches in addition to color.

Change the level design to use only one switch type.

Which of the following is an example of a navigation and wayfinding defect?

A sign points in the wrong direction

During a playtest of an open-world level, testers notice that a distant mountain range flickers and disappears when the camera moves. The mountain is a large static mesh. What is the most likely defect category and initial fix?

Geometry defect; rebuild the mountain mesh to remove internal faces.

Visual defect; adjust the camera far clip plane or LOD transition distance.

Gameplay defect; add a collision barrier to prevent players from approaching the mountain.

Performance defect; reduce the texture resolution of the mountain.

Which of the following is an example of a gameplay flow and progression defect?

A path is blocked by an invisible wall

Certified Tester Game Testing

Domain 5Objective 2

Understanding the Types of Defects in Level Design CT-GAME Practice Questions (Page 3)

Part of the Game Level Testing domain, which makes up ~9% of our current practice bank. ISTQB does not publish an official question count, but from its 60-minute exam (~25–40 total, ~2–4 in this domain), expect 1–1 from this objective — we provide 33 practice questions to prepare you well beyond it. (estimate)

33questions here

7free pages

8concepts

Questions 11–15

11application · medium
A level requires players to distinguish between red and green glowing switches to open different doors. A color-blind tester reports they cannot tell the switches apart. What is the most appropriate fix?
Select an answer first
12foundation · easy
Which of the following is an example of a navigation and wayfinding defect?
Select an answer first
13application · medium
During a playtest of an open-world level, testers notice that a distant mountain range flickers and disappears when the camera moves. The mountain is a large static mesh. What is the most likely defect category and initial fix?
Select an answer first
14foundation · easy
Which of the following is an example of a gameplay flow and progression defect?
Select an answer first
15foundation · easy
Which of the following is an example of a performance-related level defect?
Select an answer first

Finished these 5 questions?

Review the revealed explanations, or continue through the curriculum.

Next 5 questions →Back to CT-GAME

Free Basic Practice is a study aid with revealable answers — not a scored exam. Examers.io is independent and not affiliated with or endorsed by ISTQB. “CT-GAME” is a trademark of its owner, used for identification only.