Chapter 1
IT Concepts and Terminology
Course: Comptia Tech Fc0 U71
Subject: Comptia Tech Fc0U71
Chapter: Infrastructure
Internet connectivity is essential for residential, business, and industrial environments. Internet service types vary based on the transmission medium, speed, latency, reliability, and availability. Below are the primary types of internet services with their technical characteristics and practical examples.
1. Fiber Optic Internet
Description
Fiber-optic internet is a broadband technology that uses strands of glass or plastic fiber to transmit data in the form of light. Unlike copper-based systems (DSL or cable), fiber supports much higher bandwidth and speeds over longer distances without signal degradation. Fiber is regarded as the gold standard for high-speed internet delivery.
It supports not only household internet needs but also enterprise-level networking, data centers, and global internet backbones.
Technical Features
- Speed:
Consumer-grade fiber: Up to 1–10 Gbps
Business/enterprise fiber: 40 Gbps, 100 Gbps, or more via fiber rings and backbone connections