Mobile App Design Cheat Sheet 2026

The 30 highest-yield Mobile App Design facts, distilled from real exam questions. Print it, save it as a PDF, or study it here — free, no sign-up.

1. When is it most appropriate to use a 'mega menu' pattern in a mobile app? → When users need access to many categories and subcategories from a single expandable menu
2. What is 'A/B testing' in mobile app UX? → Comparing two design variants with real users to determine which performs better
3. Which of the following best describes 'atomic design' as applied to mobile UI component libraries? → A methodology that breaks UI into atoms, molecules, organisms, templates, and pages
4. What is a 'design system' in the context of mobile app development? → A collection of reusable components and guidelines ensuring consistent UI across an app
5. What is 'persistent navigation' in mobile app design? → Navigation elements that remain visible and accessible across all screens of an app
6. What does RACI stand for in stakeholder communication planning? → Responsible, Accountable, Consulted, Informed
7. What is the recommended minimum touch target size for interactive elements in mobile apps according to Google's Material Design guidelines? → 48x48 dp
8. When utilizing style sheets, pixels (px) is an absolute unit of measurement. → True
9. What is 'progressive disclosure' in mobile app design? → Showing additional information or options only when needed
10. False or True? Self Determination Theory's fundamental ideas are applicable across all cultures, however there are some specific cultural variations. → True
11. Which layout strategy ensures a mobile UI adapts fluidly to different screen sizes without fixed breakpoints? → Fluid/flexible grid with percentage-based columns
12. Which testing approach validates that individual components of a mobile app work correctly in isolation? → Unit testing
13. What is the main benefit of using a shared project management tool (e.g., Jira, Asana) for stakeholder communication? → It provides a single source of truth for task status visible to all stakeholders
14. An app targeting the EU market uses a pre-ticked checkbox to obtain consent for marketing emails. Under GDPR, this consent is: → Invalid, because consent must be freely given and unambiguous
15. Why is documentation important in Mobile App Design risk management? → It creates an audit trail, supports decision-making, and demonstrates due diligence
16. What is the primary purpose of a tab bar in mobile navigation? → To provide quick access to top-level sections of an app
17. What does 'iconography consistency' require in a mobile design system? → Ensuring all icons share the same visual style, weight, and size grid
18. What is a 'sitemap' in mobile app design? → A hierarchical diagram showing all screens and how they connect within the app
19. What is a risk mitigation strategy in Mobile App Design practice? → Implementing controls that reduce the likelihood or impact of identified risks
20. In mobile development, what does 'lazy loading' refer to? → Deferring resource or data loading until it is actually needed
21. What is 'deep linking' in mobile app navigation? → A URI that navigates users directly to a specific screen within an app
22. In mobile typography, what is 'dynamic type' (iOS) primarily designed to support? → User-defined text size preferences for improved accessibility
23. What role does active listening play in Mobile App Design practice? → It ensures accurate understanding, demonstrates respect, and improves outcomes
24. A US-based healthcare app uses a third-party analytics SDK. Under HIPAA, this relationship requires: → A signed Business Associate Agreement (BAA) with the analytics vendor
25. Which gesture is most appropriate for revealing a hidden navigation drawer in a mobile app? → Swipe from the left edge
26. A designer uses stock photography in a client app without checking the license. The photos require a commercial license. What professional failure occurred? → Failure to verify intellectual property rights before use
27. A mobile app team uses the HEART framework to measure UX quality. Which dimension does 'Task Success Rate' fall under? → Task success
28. What is the 'double diamond' design process model? → A four-phase framework: Discover, Define, Develop, Deliver
29. Which app architecture approach packages all features into a single deployable unit with shared code and resources? → Monolithic architecture
30. Which document formally captures the team's agreed-upon risk tolerance thresholds and escalation procedures for a mobile app project? → Risk management plan