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You need to execute Selenium tests concurrently on different browser and OS combinations using Selenium Grid. What is the best way to configure your grid to support this?

hard📝 Application Q8 of 15
Selenium Python - Selenium Grid
You need to execute Selenium tests concurrently on different browser and OS combinations using Selenium Grid. What is the best way to configure your grid to support this?
ARegister multiple nodes with different browser and platform capabilities to the same hub
BRun all tests sequentially on a single node with multiple browsers installed
CUse multiple hubs each managing nodes for a specific browser type
DConfigure one node with all browsers and platforms installed and connect it to multiple hubs
Step-by-Step Solution
Solution:
  1. Step 1: Understand Grid Scalability

    Selenium Grid allows multiple nodes to register with a single hub, each node can have different browser and OS capabilities.
  2. Step 2: Configure Nodes for Desired Platforms

    Set up nodes on different machines or VMs with the required browsers and OS, then register them to the hub.
  3. Step 3: Hub Distributes Tests

    The hub routes test requests to the appropriate node based on requested capabilities, enabling parallel execution across platforms.
  4. Final Answer:

    Register multiple nodes with different browser and platform capabilities to the same hub -> Option A
  5. Quick Check:

    Multiple nodes with varied capabilities enable parallel cross-platform testing [OK]
Quick Trick: Use multiple nodes with varied capabilities registered to one hub [OK]
Common Mistakes:
  • Trying to run all tests on a single node sequentially
  • Using multiple hubs unnecessarily complicates setup
  • Assuming one node can handle all platforms simultaneously

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