Quiz - Chapter 7

1. What is the difference between an attribute and data

     - Attribute : Object를 묘사하는 정보

- Data : 의미를 가지는 가장 작은단위의 정보

2. What is the purpose of using a leveling diagram

- 복잡한 것을 쉽게 이해 하기 위해서

3. What is an entity

- 하나의 단위로서 표현할 수 있는 하나의 사물을 나타낸다.

4. What is the purpose of using an entity relationship diagram

- 상호 관계를 나타내기 위해서

5. What does 0:N mean

- 0~무한대 관계가 성립한다.

6. What is the purpose of decomposing model

- Decomposing an attribute is the process of reducing(간단하게 정리하다) an attribute to data

7. What is a processing medel

- A processing model is a diagram that illustrates the steps in a behavior of an object

8. What is pseudo code

- Pseudo code is a textual description of a behavior that uses a combination of English words and 

programming language syntax

9. What is a class diagram

- A class diagram is an illustration that describes a class, its attribute, and its behaviors

10. What is a many-to-one relationship

  - many students are in one cource