Chapter 1
Mobile Devices
Course: 220 1201 Comptia A Exam Core 1
Subject: 220 1201 Comptia Exam Core 1
Chapter: Hardware
Overview: Cables and connectors form the backbone of all networking and communication systems, enabling data transfer between devices. Understanding the different types of cables, their connectors, and their uses is essential for configuring networks, connecting peripherals, and setting up audio-visual systems. This guide covers various network, peripheral, video, and hard drive cables, along with key connector types and their applications.
1. Network Cables
- Copper Cables:
Cat 5:
Features: Supports speeds up to 100 Mbps and a frequency of 100 MHz. Used for Ethernet networks in homes and small offices. Use Case: Suitable for basic internet connectivity and small network setups. Example: A small office network might use Cat 5 cables to connect computers to a router.
Cat 5e:
Features: An enhanced version of Cat 5 with improved shielding against crosstalk, supporting speeds up to 1 Gbps (Gigabit Ethernet). Use Case: Commonly used in homes and small businesses for faster, more reliable network connections. Example: A home network uses Cat 5e cables to provide faster data transfer speeds between a computer and a network-attached storage (NAS) device.