Which three objects can be components of a menu module?（）
A: Awindows
B: Bparameters
C: Cobject groups
D: Dreport objects
E: Evisual attributes
A: Awindows
B: Bparameters
C: Cobject groups
D: Dreport objects
E: Evisual attributes
举一反三
- Which three objects can be components of a menu module?（） A: windows B: parameters C: object groups D: report objects E: visual attributes
- Three objects are brought close to one another, two at a time. When objects A and B are brought together, they attract. When objects B and C are brought together, they repel. Which of the following are necessarily true? A: Objects A and C possess charges of the same sign. B: Objects A and C possess charges of opposite sign. C: All three objects possess charges of the same sign. D: One object is neutral. E: Additional experiments must be performed to determine information about the charges on the objects.
- The main task of object-oriented analysis (OOA) is to ________ A: build the logical model using objects as basic units B: make users’ information requirements clear C: determine the overall plan of the system D: identify objects together with their attributes and operations
- An advantage of inheritance is that: ( ) A: Objects of a subclass can be treated like objects of their superclass. B: All methods can be inherited. C: All instance variables can be uniformly accessed by subclasses and superclasses. D: None of the above.
- Object-oriented programming (OOP) is a programming paradigm based on the concept of "objects", which may contain data, in the form of fields, often known as attributes; and code, in the form of procedures, often known as methods.