An instance member（）
A: is also called a static member
B: is always a variable
C: is never a method
D: belongs to a single instance， not to the class as a whole
E: always represents an operatio
A: is also called a static member
B: is always a variable
C: is never a method
D: belongs to a single instance， not to the class as a whole
E: always represents an operatio
举一反三
- An instance member（） A: is also called a static member B: is always a variable C: is never a method D: belongs to a single instance， not to the class as a whole E: always represents an operation
- Which of the following is false? ( ) A: A static method must be used to access private static instance variables. B: A static method can be accessed even when no objects of its class have been instantiated. C: A static method has no this reference. D: A static method can call instance methods directly.
- An object is an instance of a A: program B: class C: method D: data
- Which of the following is the order of applying object-oriented concept in programming A: instance creating — class defining — use attributes or methods through the instance B: class defining — instance creating — use attributes or methods through the instance C: instance creating — use attributes or methods through the instance — class defining D: class defining — use attributes or methods through the instance —instance creating
- He is a League member, _______ he is always ready to help others.