How can you verify in Selenium that exactly one radio button is selected among a group with the same name attribute?

hard📝 Application Q9 of 15

Selenium Java - Handling Form Elements

ACheck isSelected() on the first radio button only

BUse isEnabled() on all radio buttons and count enabled ones

CFind all radio buttons by name, count how many have isSelected() true, assert count is 1

DClick all radio buttons and verify last clicked is selected

Step-by-Step Solution

Solution:

Step 1: Retrieve all radio buttons by name
Use findElements(By.name()) to get list of radio buttons in the group.
Step 2: Count selected radio buttons
Iterate and count how many have isSelected() true; it should be exactly one.
Final Answer:
Find all radio buttons by name, count how many have isSelected() true, assert count is 1 -> Option C
Quick Check:
Count selected radios = 1 for valid selection [OK]

Quick Trick: Count selected radios in group to verify exactly one selected [OK]

Common Mistakes:

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