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What does running Selenium tests in headless mode mean?

easy📝 Conceptual Q1 of 15
Selenium Python - Cross-Browser Testing
What does running Selenium tests in headless mode mean?
ARunning tests without opening a visible browser window
BRunning tests only on mobile devices
CRunning tests with a graphical user interface
DRunning tests slower than normal mode
Step-by-Step Solution
Solution:

  1. Step 1: Understand headless mode concept

    Headless mode means the browser runs without showing any window on the screen.

  2. Step 2: Compare options

    Only Running tests without opening a visible browser window describes running tests without a visible browser window, which matches headless mode.

  3. Final Answer:

    Running tests without opening a visible browser window -> Option A

  4. Quick Check:

    Headless mode = No visible browser window [OK]
Quick Trick: Headless means no browser window pops up [OK]
Common Mistakes:
  • Thinking headless means slower tests
  • Confusing headless with mobile testing
  • Assuming headless shows GUI

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