Which of the following statements are correct? Please select all that apply. Group of answer choicesA reference variable is an object.A reference variable references to an object.A data field in a class must be of a primitive type.A data field in a class can be of an object type.

Which of the following statements are true? Please select all that apply. Group of answer choicesLocal variables do not have default values.Data fields have default values.A variable of a primitive type holds a value of the primitive type.A variable of a reference type holds a reference to where an object is stored in the memory.You may assign an int value to a reference variable.

Which of the following statements is false? Please select all that apply.Group of answer choicesA variable of a primitive type holds a value of the primitive type.A variable of a reference type holds a reference to where an object is stored in the memory.Local variables do not have default values.Since addresses are integers, we can assign an int value to a reference variable.

Which of the following statements are true? You can  select more than one statement.Group of answer choicesDefining a class creates a new data type.A class can have attributes and methods.A class is a template for entities that have common properties.A class must contain attributes.

Which of the following statements are  true? You can select more than one answer.Group of answer choicesAn object is a template for entities that have common properties.An object and a class are the same.An object and a class have no relationship.An object is an instance of a class.An object can maintain state.

In Java, which of the following statements about reference types are correct:They contain the value of the object that they refer to.A reference can be assigned to another object of the same type.A reference can be assigned to a new object by using the new keyword.They throw a compiler error if you attempt to assign them null.1, 2, and 31, 2, and 42 and 32, 3, and 4