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INTRODUCTION TO INFORMATION TECHNOLOGY (Application of IT (Education:Today…
INTRODUCTION TO INFORMATION TECHNOLOGY
Definition IT:The use of computer hardware and software to store,retrieve and manipulate information
Advantages IT
Improves communication through communication technology:Such as using email and facebook
Improves data storage and file managment:Cloud hosting services are used to store and backup data
Improves speed:When data flow along electronic circuits in a computer they travel at incredibly fast speed
Consistency:Given the same input and processes a computer will produce the same results consistenly
Application of IT
Education:Today computers are used in schools,colleges and universities in order to promote better education by using computers
Finance:People use finance or accounting software to balance checks books,pay bills,track personal income and expenses,manage investsments and evaluate their financial plans
Goverment:Most goverments offices have websites in order to provide citizens with up-to-date or latest information
Health care:Medical staffs use computers for various purposes such as maintaining patient records
Science:Medium of communication with colleagues around the world
Travel:People will go online to get all related information about travelling
Publishing:Computer are crucial in publishing especially in the works available to the public
Manufacting:Latest technology have help in making manufacting process more effective
Disadvantages of IT
Job elimination:Many task are done by robotic
Security breaches:Risk losing data to hacker or viruses
Impact on Labor Force:A seperate impact on the labor force is that some companies are outsearhing jobs to forgein instead of keeping their homeland labor force employed
Health risks:Prolonged or improper computer use can lead to health injuries
Catageroris of computer
Supercomputer
Mainframe
Personal computer
Mobile computer and mobile devices
Embeded computers