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Chapter 1 Notes

by: Adriana

Chapter 1 Notes CIT 211

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About this Document

Everything Professor Frank went over in week one - this covers ch. 1
Introduction to Computer Systems
Ronald Frank
Class Notes
information, Technology, frank, Chapter, one, Introduction, to, Computer, Systems




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This 2 page Class Notes was uploaded by Adriana on Wednesday January 20, 2016. The Class Notes belongs to CIT 211 at Pace University taught by Ronald Frank in Spring 2016. Since its upload, it has received 101 views. For similar materials see Introduction to Computer Systems in Information technology at Pace University.

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Date Created: 01/20/16
CIT 211 Chapter 1 Definitions Systems Architecture - structure, interaction, and technology of computer or information system components Computer Architecture - Architecture of a single computer system or a group of cooperating computer systems Information Architecture - Architecture of data or information - for example, a database schema or the structure of a document archive Network Architecture - Architecture of a computer network including wired and wireless connections, network specific hardware such as routers, and related communication protocols and software Software Architecture - Architecture of a program, software subsystem, or software system Technology Architecture - Combination of all of the above with specific emphasis on issues such as performance, reliability, compatibility, and extensibility Computer Processors A processor is a device that can perform the following functions Computations (+, -, ×, ÷) Comparisons (<, =, >, ≠, ≤, ≥) General and Special Purpose Processors A general- purpose processor:  Reads its program instructions from a storage deice  The content of the storage device can be changed, this changing the program and the function performed by the processor. Sequence Alternation Repetition and Names (SARN) - Everything that makes up a computer Automated Computation An automated computation device can:  Accept numeric inputs  Perform computational functions  Communicate results The list above is sometimes summarized as input - process – output


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