Chapter One- Textbook Notes.docx

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Department
Computer Science
Course
Computer Science 1032A/B
Professor
Diane Goldstein
Semester
Fall

Description
September 13, 2011 COMP SCI 1032A Taylor Ward CHAPTER ONE Terminology Applications: computer component (programs) referred to by the word ‘software’ Computer Hardware: the physical computer (including storage disk, keyboard, monitor) Computer-Based Information System: an information system which includes a computer Data: the recorded information Five-Component Framework: fundamentals of an IS present in every case: computer hardware, software, data, procedures, and people ICT: industry sector which provides products and services that other industries rely on to get work done IS: group of components that interact to produce information IT: products, methods, inventions, and standards that are used for the purpose of producing information MIS: an IS which helps businesses achieve goals/objectives Moore’s Law: created by Gordon Moore, stated that # of transistors per square inch on an integrated chip doubles every 18 months. This theory has proved accurate in 40 since it was stated. People: (as part of 5-component) includes those who operate and service the computers, maintain the data, support the networks, and who use the system Procedures: instructions for humans Software: programs on a computer such as a word-processing program IS in the Life of Business Professionals I. What is an Information System? System: a group of components which interact to achieve some purpose Information System: group of components (5-component framework) interact to produce info 5-Component Framework: computer hardware, software, data, procedures, and people - people often most critical part of an IS, not just computers and data Software: refers to programs or applications of computer components II. What is MIS? MIS: Management Information Systems - They help businesses achieve goals and objectives - 3 key elements: development and use, information systems, business goals/objectives Development and Use: must be active involvement in system’s development to meet needs, understand how the system evolved, must learn to use the IS (protect security and data, perform tasks when IS malfunctions) Achieving Business Goals: businesses are not alive, it is people within who sell, buy, design, produce, finance, market, account, and manage. Businesses must consider the benefits of new technolo
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