Recall & Review
beginner
What is the role of the Hub in Selenium Grid architecture?
The Hub acts as the central point that receives test requests and distributes them to the connected Nodes for execution.
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beginner
What is a Node in Selenium Grid?
A Node is a machine registered to the Hub that executes the tests on different browsers and platforms as requested by the Hub.
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beginner
How does Selenium Grid help in test execution?
It allows running tests in parallel on multiple machines and browsers, speeding up the testing process and increasing coverage.
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intermediate
Why is it important to have Nodes with different browser versions in Selenium Grid?
Having Nodes with different browser versions helps test the application’s compatibility across various environments.
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intermediate
What happens if the Hub is down in Selenium Grid architecture?
If the Hub is down, Nodes cannot receive test requests, so no tests can be executed until the Hub is back online.
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What component in Selenium Grid manages test distribution?
✗ Incorrect
The Hub manages and distributes test requests to Nodes.
Which of the following is true about Nodes?
✗ Incorrect
Nodes execute tests on browsers as directed by the Hub.
What is a key benefit of using Selenium Grid?
✗ Incorrect
Selenium Grid allows parallel test execution on multiple machines and browsers.
If a Node is offline, what happens to tests assigned to it?
✗ Incorrect
The Hub reroutes tests to other available Nodes if one Node is offline.
Which Selenium Grid component must be started first?
✗ Incorrect
The Hub must be started first so Nodes can register with it.
Explain the roles of Hub and Node in Selenium Grid architecture.
Think about who sends and who runs the tests.
You got /4 concepts.
Describe how Selenium Grid improves test efficiency.
Consider how running tests at the same time helps.
You got /4 concepts.