High abstraction definition - The amount of complexity by which a system is viewed or programmed. The higher the level, the less detail., low abstraction definition - The lowest level of abstraction describes how a system actually stores data., API definition - PIs, or application programming interfaces, act as the language that allows different software applications to talk to one another., data abstraction - Data abstraction is the reduction of a particular body of data to a simplified representation of the whole., Which of the following functions that build the abstract data type ? - constructers, Which of the following is a compound structure? - pair, What are the main differences between API and Web Service? - All Web services are APIs but not all APIs are Web services. Web service always needs a network to operate while APIs don’t need a network for operation, procedural abstraction - Procedural abstraction is when we write code sections (called "procedures" or in Java, "static methods") which are generalised by having variable parameters., What is one advantage of procedural abstraction and data abstraction? - They enable the designer to make implementation decisions in a piecemeal fashion. (Excerpt: The higher class can access the data objects only through its methods.), Which of the following is not done by abstraction? - breaks the problem down into smaller tasks,

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