wk1

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问题		答案
Datastructures consist of 2 parts what are they? 开始学习		Elements each of which is either a data type Collectionor another data structure AND A set of associations or relationships (the structure) involving the collection of elements
Describe a Linear Structure with examples 开始学习		Unique predecessor and unique successor. EG Stacks, Queues
Describe Hierichical structure 开始学习		unique predecessor AND many successors eg Family tree
Describe Graph Structure 开始学习		many predecessors and many successors eg Railway man, computer network
Describe set structure 开始学习		no predecessors AND no successors, eg class of students
What are the steps to pick a data structure? 开始学习		1) Analyse the problem 2) Determine the basic operations needed 3) Select the most efficient data structure
What is an Abstract Data Type (ADT)? 开始学习		An ADT is a collection of data and associated methods stored as a single module.
An ADT ______ be directly access 开始学习		An ADT __can not__ be directly access
What does an ADT consist of? 开始学习		The data structure. The access methods. Modifier methods. internal methods
An ADT describes _____ information is stored ____ being specific about ____ the information is stored or organised 开始学习		An ADT describes_WHAT_ information is stored _WITHOUT_ being specific about _HOW_ the information is stored or organised
The methods of the ADT specify _____you can and cant do without being specific about ____ its is achived 开始学习		The methods of the ADT specify _WHAT_ you can and cant do without being specific about _HOW_ its is achived

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