Number Systems
1
Outline
Decimal Number System
Binary Number System
Hexadecimal Number System
Positional Numbering System
Conversions Between Number Systems
Conversions Between Power-of-Two Radices
Bits, Bytes, and Words
Basic Arithmetic Operations with B
Algorithms and a Little Bit of History
Page 1 of 10
Algorithms and a Little Bit of History
What is an algorithm?
An algorithm, named after the ninth century scholar Abu Jafar Muhammad Ibn Musu AlKhowarizmi, is defined as follows, Roughly speaking:
An algo
iPhone Phenomena
1
Outline
What is iPhone?
What is App Store?
Why is iPhone so popular?
Business
Business model of Apple
Compare iPhone to Andriod
How to pick your smartphone?
Discussion
What is iPhone?
Ever heard of iPhone?
How many of you are using iPho
Introduction to
Information Technology
1
Contact Information
Subject Convenor: Gigi Chunyan Ji
Email: [email protected]
Office: E409
Head Teaching Assistant: Mr. Jeremy Riera
Email: [email protected]
Office: E408
2
Contact Information
IT Group
Tea
Introduction to
Computers
1
Outline
Introduction
What is a Computer?
The Components of a Computer
What Makes a Computer So Powerful?
Networks and the Internet
Computer Software
Operating System
Types of Computers
An Information System
Computer Usage and C
Internet of
Things & RFID
1
Contents
Internet Of Things
Introduction of RFID
RFID
RFID Network Architecture
Contents
Internet Of Things
www.themegallery.com
What will the world be if all object can
talk?
Company Name
Internet of Things
Imagine a world whe
E-Commerce
Outline
What is e-Commerce
Diffusion of e-Commerce and Internet
Evolution of the World Wide Web
Types of e-Commerce
Infrastructure for E-commerce
Advantage and Disadvantages of EC
Future of e-Commerce
What is e-commerce (EC)?
Have you ever boug
Data
Representation
1
Outline
Analogue and digital information
Data compression
Binary formats of values
ASCII code and Unicode
Color representation
Sound representation
Audio representation
Picture representation
Video representation
2
Data Representatio
Computer Games
Outline
A glimpse of computer game history
A taxonomy of computer games
Action
Adveture
Adveture
Role-playing
Simulation
Strategy
1950s: The first games
1952
TicTacToe
Created by A.S. Douglas on a EDSAC
vacuum
vacuum-tube computer
1960s-70s
Computer Ethics,
Security & Hacker
1
Outline
Ethical issues surrounding information
technology
Understand many types of computer crime
Explain how to protect privacy while on the
web
How to create an information security plan
Understand the terms Hacker a
Algorithms and a Little
Bit of History
1
Outline
Introduction of Algorithms
History of Computers
2
What is an Algorithm?
Muhammad ibn Msal-Khwrizm
algorism referred to rules of
performing arithmetic using Arabic
numerals
Evolved into algorithm and came to
IT1010 Spring 2012
Introduction to Information Technology
Assignment 1 - LaTeX
Due: 2012, March 9th 17:00 (Friday)
Introduction:
This is an individual assignment. You are required to find information for a travel agent about two
cities of interest for tou