Theory & techniques for easily finding information online. A short course taken for people not familiar with advanced internet usage. If followed properly can make the most of technology and the Internet.
New world of IT theory & techniques for finding info online
1. The new world of
Information
Theory & techniques for easily
finding information online
2. The computer: What does it do really?
•Data & Information processing
• The sciences concerned with gathering,
manipulating, storing, retrieving, and classifying
recorded information
• Carries out an Information Processing Cycle same a
your brain does
6. Disadvantages
of Information Technology
• Violation of Privacy: In many instances, where personal and confidential records stored on computers were
not protected properly, individuals have found their privacy violated and identities stolen
• Public Safety: Adults, teens, and children around the world are using computers to share publicly their photos,
videos, journals, music, and other personal information. Some of these unsuspecting, innocent computer users
have fallen victim to crimes committed by dangerous strangers
• Impact on Labor Force: Although computers have improved productivity and created an entire industry with
hundreds of thousands of new jobs, the skills of millions of employees have been replaced by computers. Thus,
it is crucial that workers keep their education up-to-date. A separate impact on the labor force is that some
companies are outsourcing jobs to foreign countries instead of keeping their homeland labor force employed
• Health Risks: Prolonged or improper computer use can lead to health injuries or disorders. Computer users can
protect themselves from health risks through proper workplace design, good posture while at the computer, and
appropriately spaced work breaks. Two behavioural health risks are computer addiction and technology
overload. Computer addiction occurs when someone becomes obsessed with using a computer. Individuals
suffering from technology overload feel
distressed when deprived of computers and mobile devices
• Impact on Environment: Computer manufacturing processes and computer waste are depleting natural
resources and polluting the environment. Green computing involves reducing the electricity consumed and
environmental waste generated when using a computer. Strategies that support green computing include
recycling, regulating manufacturing processes, extending the life of computers, and immediately donating or
properly disposing of replaced computers
7. Software:
• System Software
• Computer software designed to operate and control the computer hardware
and to provide a platform for running application software
• Application Software
• Application software, also known as an application, is computer software
designed to help the user to perform singular or multiple related specific tasks.
Examples include enterprise software, accounting software, office suites,
graphics software, and media players
• Software Installation
• Installation (or setup) of a program (including drivers, plugins, etc.) is the act
of putting the program onto a computer system so that it can be executed
• Software Development
• Software development (also known as application development, software
design, designing software, software application development, enterprise
application development, or platform development[1]) is the development of a
software product
9. Tablet PCs Smart Phones
eBook Readers
Mp3 Players
Types of computers: Digital Cameras
Mobile Devices
10. Gaming has become so advanced that a
surgeon in this picture uses a gaming
console to enhance her dexterity as the
console is very accurate and precise
Types of computers:
Gaming Consoles
11. Types of computers:
Ever wondered where is all your email
Servers, Mainframes stored? The answer is: In a huge computer
called a “datacenter” which could be the
& Supercomputers size of your house
12. Types of computers: Soon all your kitchen appliances will be
connected to the internet; in fact with
advances in home automation, you can
Embedded Computers already do this. Embedded computing, like
in your car, can be integrated with your
home too.
13. Computer Usage: Home User
•Personal Financial Management
•Web Access
•Email
•Entertainment
14. Computer Usage: Small Office/Home Office
• Web Access
• Spreadsheets
• Word Processing
21. Important Internet Terms
you should know..
Find them on Google yourself!
• Web, WWW v/s The Internet
• http:// , https://
• Browser
• HTML / XML
• URL