Introduction To Information Technology

Introduction To Information Technology

Defining Information

• What is Information?
• Information is any knowledge that comes to our attention. That could be voice, image, text and video
• What is data?
• Data is information when dealing with the machine

What Counts as information

Methods for conveying information

Defining Information Technology

• Information Technologies are systems of hardware and/or software that capture, process, exchange, store and/or present information using electrical, magnetic and/or electromagnetic energy.

IT Example: Cellular Telephony

IT Example: Wireless Internet

IT in Society (people)

• Personal Communication
• Conversations (phone, cell)
• Messaging (E-mail, SMS)
• Video Coms
• Entertainment
• Web surfing
• Downloading video and audio files
• Interactive gaming
• Day-to-Day living
• Buying airline tecket
• Ordering books
• Electronic banking/ stock market

IT in Society (business)

• Internal Communication
• Computer network
• Corporate website
• Video teleconferencing
• Messaging (SMS, email)
• Electronic Commerce
• Call Centres
• Electronic transactions
• Online sales
• Business operations
• Factory operation systems
• Databases

Examples on IT Careers

• Information Security Jobs
• Address information security
• IT Analyst
• Translate business requirement into technical specification
• Network Administration
• Configure and operate computer network
• Management Consulting
• Provide consulting for government and organizations
• Database Administration
• Managing corporate database
• Computer Forensics Expert
• Extracts computer evidence for detecting/preventing /prosecuting crimes
• IT Sales:
• people on frontline to sell products
• Software development:
• develop software solutions