1.Why string is immutable, abstraction and interface, list and set difference, equal and == difference. Which locators is fastest. Explain framework etc

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Answering questions related to string immutability, abstraction and interface, list and set difference, equal and == difference, fastest locators, and frameworks.

String is immutable because it cannot be changed once created
Abstraction and interface are used to achieve abstraction in programming
List and set differ in their ability to contain duplicate elements
Equal compares the values of two objects while == compares their memory addresses
XPath locators are generally faster than CSS locators
Frameworks provide a structure for organizing and executing automated tests

1.Why string is immutable, abstraction and interface, list and set difference, equal and == difference. Which locators is fastest. Explain framework etc

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