Programming fundamental

2. What value (true or false) do each of the following boolean expressions evaluate to? a) false && true b) true || false C) !false 3. Why can two String objects not be compared using the equality operator (==)? How are String objects compared instead? 4. What two methods of the Double class allow you to check if a double holds a valid numeric value? 5. List and briefly describe each of the five parts of a format specifier