TypeScript Professional Standards & Ethics 3

Question 1

A TypeScript developer is asked to add tracking code that logs all user keystrokes without the user's knowledge. The professional response is to:

Accepted Answer

Refuse and escalate the ethical concern to management or legal

Answer

Implementing covert keylogging violates user privacy laws and professional ethics; the developer must refuse and escalate.

Question 2

Which TypeScript pattern best demonstrates the professional value of writing self-documenting code?

Accepted Answer

Defining named type aliases and interfaces with descriptive names

Answer

Descriptive type aliases and interfaces serve as living documentation, making code intent clear without requiring external comments.

Question 3

A developer ships TypeScript code with known `@ts-ignore` suppressions in payment processing logic. This represents a failure of:

Accepted Answer

Due diligence and professional accountability in safety-critical code

Answer

Suppressing TypeScript errors in payment code bypasses safety checks and represents a failure of professional accountability.

Question 4

What is the ethical implication of publishing a TypeScript package with misleading version numbers that break semver conventions?

Accepted Answer

It deceives dependent teams and can cause unexpected production breakages

Answer

Violating semantic versioning breaks trust with the developer community and can silently break dependent applications.

Question 5

A junior developer hardcodes API keys directly in a TypeScript source file and commits it to a public repo. What professional responsibility did they fail?

Accepted Answer

Protecting sensitive credentials and understanding security fundamentals

Answer

Hardcoding and exposing secrets in source control is a critical security failure that every developer is professionally responsible to avoid.

TypeScript Practice Test

TypeScript Practice Test

TypeScript Professional Standards & Ethics 3