Computing
Essentials
Chapter 3
Technology Strategies for the Hospitality Industry
Nyheim, McFadden, & Connolly
© 2005 Pearson Education, Inc
Upper Saddle River, New Jersey 07458
Interview

William P. Fisher
Darden Eminent Scholar Chair
Rosen School of Hospitality Management
University of Central Florida
Past President of AH&LA
Technology Strategies for the Hospitality Industry
Nyheim, McFadden, & Connolly
© 2005 Pearson Education, Inc
Upper Saddle River, New Jersey 07458
Interview (cont.)
 Skills needed for a recent graduate:
 Good
attitude
 Experience
 Knowledge of Industry Particulars i.e.,
RevPar
 Can be productive and see big picture
Technology Strategies for the Hospitality Industry
Nyheim, McFadden, & Connolly
© 2005 Pearson Education, Inc
Upper Saddle River, New Jersey 07458
Interview (cont.)

Career advice
Stay on cutting edge
Gain management skills-coaching
Learn what you don’t know about your
organization
Technology Strategies for the Hospitality Industry
Nyheim, McFadden, & Connolly
© 2005 Pearson Education, Inc
Upper Saddle River, New Jersey 07458
1. Introduction
What is a computer?
 How does it work?
 What is under that cover?

Technology Strategies for the Hospitality Industry
Nyheim, McFadden, & Connolly
© 2005 Pearson Education, Inc
Upper Saddle River, New Jersey 07458
2. System
Input

Process
Output
Data vs. Information
Technology Strategies for the Hospitality Industry
Nyheim, McFadden, & Connolly
© 2005 Pearson Education, Inc
Upper Saddle River, New Jersey 07458
2. Bits, Nibbles, and Bytes (cont.)







Binary Digits
On/Off: 1/0
Byte:Bit 8:1
ASCII – American Standard Code for Information
Interchange
01000011011000010111001001111001
01000011 01100001 01110010 01111001
=Cary
Technology Strategies for the Hospitality Industry
Nyheim, McFadden, & Connolly
© 2005 Pearson Education, Inc
Upper Saddle River, New Jersey 07458
2. Measurements (cont.)
1024 bytes = 1 kilobyte
 1024 kilobytes = 1 megabyte
 1024 megabytes = 1 gigabyte
 1024 gigabytes = 1 terabyte

Technology Strategies for the Hospitality Industry
Nyheim, McFadden, & Connolly
© 2005 Pearson Education, Inc
Upper Saddle River, New Jersey 07458
2. Analog vs. Digital (cont.)
Analog = sine wave (continuous)
 Digital has only two states

 High

Voltage (1) and Low Voltage (0)
Analog and digital can be used in
conjunction with one another for greater
efficiency
Technology Strategies for the Hospitality Industry
Nyheim, McFadden, & Connolly
© 2005 Pearson Education, Inc
Upper Saddle River, New Jersey 07458
3. Hardware
Physical equipment of the computer system
 Required Components
 Input/Output
(I/0) Devices
 Central Processing Unit (CPU)
 External Storage Device
Technology Strategies for the Hospitality Industry
Nyheim, McFadden, & Connolly
© 2005 Pearson Education, Inc
Upper Saddle River, New Jersey 07458
3. Types of Computers (cont.)
Palmtop
 Laptop
 Desktop
 Server
 Supercomputer

Technology Strategies for the Hospitality Industry
Nyheim, McFadden, & Connolly
© 2005 Pearson Education, Inc
Upper Saddle River, New Jersey 07458
3. Hardware Terms (cont.)
Motherboard (PCB)
 Central Processing Unit (CPU)
 Memory

 RAM

(Random Access Memory)
DRAM (64 bit DIMM)
 ROM
(Read Only Memory)
 Flash Memory

Peripherals
Technology Strategies for the Hospitality Industry
Nyheim, McFadden, & Connolly
© 2005 Pearson Education, Inc
Upper Saddle River, New Jersey 07458
3. Storage (cont.)







Hard drive
Iomega® Zip Drive
Floppy
CD-ROM/R/RW
DVD/R/RW
Compact Flash/Smart Media/Sony® Memory
Stick
USB Drive
Technology Strategies for the Hospitality Industry
Nyheim, McFadden, & Connolly
© 2005 Pearson Education, Inc
Upper Saddle River, New Jersey 07458
3. Displays (cont.)
Cathode Ray Tube (CRT)
 Liquid Crystal Display (LCD)
 Plasma

Sharpness
 Display Mode (Color)
 Dot Pitch (DPI)
 Pixels
Technology Strategies for the Hospitality Industry
Nyheim, McFadden, & Connolly
© 2005 Pearson Education, Inc
Upper Saddle River, New Jersey 07458
3. Central Processing Unit
(CPU) (cont.)
Register
 Arithmetic Logic Unit (ALU)
 Control Unit
 Data Storage

Get
Instructions
Technology Strategies for the Hospitality Industry
Nyheim, McFadden, & Connolly
Decode
Instructions
Execute
Instructions
Store
Results
© 2005 Pearson Education, Inc
Upper Saddle River, New Jersey 07458
3. I feel the need for speed! (cont.)

The speed limit of a computer’s
microprocessor or bus (the circuitry)
 Megahertz

1 MHz = 1 million cycles per second
 Gigahertz

(MHz)
(GHz or Gig)
1 Gig = 1 billion cycles per second
Technology Strategies for the Hospitality Industry
Nyheim, McFadden, & Connolly
© 2005 Pearson Education, Inc
Upper Saddle River, New Jersey 07458
4. Software
Programming Languages
 Operating Systems
 Applications
 Integrated vs. Interfaced

Technology Strategies for the Hospitality Industry
Nyheim, McFadden, & Connolly
© 2005 Pearson Education, Inc
Upper Saddle River, New Jersey 07458
5. Operating System
Starts the computer (BIOS)
 Limits direct hardware contact
 Graphical user interface (GUI)
 Manages the processing of programs
 Advance processing features
 Manages input and output devices
 Manages filing operations and storage

Technology Strategies for the Hospitality Industry
Nyheim, McFadden, & Connolly
© 2005 Pearson Education, Inc
Upper Saddle River, New Jersey 07458
6. Summary
Understanding technology critical
 “People” provide the information
 Quality software provides the value
 Additional Resources
www.howstuffworks.com
www.cnet.com
www.upside.com

Technology Strategies for the Hospitality Industry
Nyheim, McFadden, & Connolly
© 2005 Pearson Education, Inc
Upper Saddle River, New Jersey 07458
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Computer Essentials