ICSA 411Data Communication & Networking

Nuts & Bolts

Data & Information

What Is Communication?

Human Communication v. Data Communication

The IT Perspective

Communication Limitations

Telecommunication

Data Communication

Analog Data

Basic Analog Terms

Analog Signaling

Digital Data

Basic Digital Terms

VIViD Communication

Converting Voice

Analog Voice Communication

Digital Voice Communication

Converting Images

Video Communication

Data Communication

Bits and Base 2

Bits and Outcomes

Bits and Bytes

Data Storage Implications

Communication Channel Implications

Response Time

Data Rate Requirements

Organizational Data Processing

Centralized Data Processing

Distributed Data Processing

Why is DDP Increasing?

DDP Pros & Cons

Benefits of DDP

Drawbacks of DDP

Reasons for DDP

The DP “Pendulum”

Distributed applications

Distributed data

Networking Implications