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Learning paths & interview practiceP
Full-stack Engineer
Web fundamentalsFoundation5 min

The API works in a command-line client but fails in the browser.

  1. 1Your approach
  2. 2The follow-up
  3. 3Reflect & learn
THE INTERVIEWER ASKS

The scenario

A browser frontend on one origin cannot call an API on another origin, although a command-line request succeeds. Explain your investigation.

How would you approach it?

Explain your assumptions, your approach, and why you chose it.

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