Front End Development Professional Standards & Competencies 2

Question 1

Which approach best demonstrates a commitment to web accessibility in professional front-end development?

Accepted Answer

Following WCAG 2.1 AA guidelines and testing with screen readers

Answer

WCAG 2.1 AA compliance combined with assistive technology testing covers the full spectrum of accessibility requirements.

Question 2

A teammate's pull request contains working code but ignores the team's naming conventions. What is the professional response?

Accepted Answer

Leave a constructive comment requesting alignment with conventions before merging

Answer

Constructive code review feedback maintains code quality and team standards while preserving a respectful relationship.

Question 3

What does the principle of 'progressive enhancement' mean in front-end development?

Accepted Answer

Building a baseline functional experience first, then layering enhancements for capable browsers

Answer

Progressive enhancement ensures core content and functionality are accessible to all users, regardless of browser capability.

Question 4

Which practice best supports maintainability in a large front-end codebase?

Accepted Answer

Documenting complex logic and adhering to consistent code style

Answer

Consistent style and clear documentation allow future developers—including yourself—to understand and modify the code safely.

Question 5

A client requests a feature that would compromise user data privacy. The professional response is to:

Accepted Answer

Explain the risks, propose compliant alternatives, and document the decision

Answer

Professionals have an ethical obligation to inform clients of risks and propose privacy-respecting alternatives rather than blindly complying.

Front End Development Practice Test