telecommunication, internet and wireless technology

1. TELECOMMUNICATIO
N, INTERNET AND
THE WIRELESS
TECHNOLOGY
Telecommunications and networks

2. WHAT IS
TELECOMMUNICATION?
• communication over a distance by cable, telegraph,
telephone, or broadcasting
• Information by electronic means
• Processes information
• Digital data transmission and audios
• Components and functions

3. TYPES OF SIGNAL
ANALOG DIGITAL

4. NETWORK
TOPOLOGIES
:
Star
Mesh
Bus
Ring
Hybrid
tree

5. LAN AND WAN
LAN- local area network
1. Own dedicated channel
2. Limited distance
WAN- wireless are network
1. Large geographical distance
2. satellite, microwave technologies

6. WHAT IS
INTERNET?
• a global computer network
providing a variety of
information and
communication facilities,
consisting of interconnected
networks using
standardized
communication protocols

7. INTERNET TOOLS FOR COMMUNICATION
LISTSERV Chatting
Istant messaging Internet telephony

8. WEB
CONTENT
MANAGEMEN
T TOOL:
• Maintaining security
• Managing objects
• Managing servers
• Managing auditing
• Maintaining reports

9. THE
CHALLENGE OF
MANAGING THE
NEW
INFORMATION
TECHNOLOGY
INFRASTRUCTU
RE:
Loss of management control
Connectivity and application
integration challenges
Organizational change requirements
Hidden costs of eneterprise
computing