isSelected() is the method used to verify whether the desired WEB element is SELECTED or not. The best way to do this is to use the SELENIUM methods isSelected(): This method determines if an element is selected or not. isSelected() returns true if the element is selected and false if it is not. It is widely used on CHECKBOXES, radio buttons, and options in a select.

While running selenium tests, visibility conditions are necessary, because they enable you to check if an element is selected/displayed/enabled. For example, a tester may want to check if a checkbox or radio BUTTON has been selected by default before it is click. To ensure whether the checkbox or radio button is selected or not use method isSelected() as below.

Boolean isSelected() method determines whether an element is selected or not. It returns the Boolean value true if the element is selected and false if it is not. isSelected() method is predominantly used with radio buttons, dropdowns, and checkbox.

Ex. on flight booking sight you can select radio button one way or round trip

This will return a Boolean value, if it returns true then said radio button is selected, or it returns False