A+ Certification/Exam Objectives/Networking

The second domain on the 220-1001 exam is Networking. With networking, you have to be able to set up small office/home office (SOHO) networks, understand a variety of simple networks and know how to use a set of networking tools.

This domain is about 20% of the exam.

The objectives listed below will give you a general sense of what you need to know.

Compare and contrast TCP and UDP ports, protocols, and their purposes

 * Ports and protocols
 * TCP vs. UDP

Compare and contrast common networking hardware devices

 * Routers
 * Switches
 * Access points
 * Cloud-based network controller
 * Firewall
 * Network interface card
 * Repeater
 * Hub
 * Cable/DSL modem
 * Bridge
 * Patch panel
 * Power over Ethernet (PoE)
 * Ethernet over Power

Given a scenario, install and configure a basic wired/wireless SOHO network

 * Router/switch functionality
 * Access point settings
 * IP addressing
 * NIC configuration
 * End-user device configuration
 * IoT device configuration
 * Cable/DSL modem configuration
 * Firewall settings
 * QoS
 * Wireless settings

Compare and contrast wireless networking protocols

 * 802.11a
 * 802.11b
 * 802.11g
 * 802.11n
 * 802.11ac
 * Frequencies
 * Channels
 * Bluetooth
 * NFC
 * RFID
 * Zigbee
 * Z-Wave
 * 3G
 * 4G
 * 5G
 * LTE

Summarise the properties and purposes of services provided by networked hosts

 * Server roles
 * Internet appliance
 * Legacy/embedded systems

Explain common network configuration concepts

 * IP addressing
 * DNS
 * DHCP
 * IPv4 vs IPv6
 * Subnet mask
 * Gateway
 * VPN
 * VLAN
 * NAT

Compare and contrast Internet connection types, network types, and their features

 * Internet connection types
 * Network types

Given a scenario, use appropriate networking tools

 * Crimper
 * Cable stripper
 * Multimeter
 * Tone generator and probe
 * Cable tester
 * Loopback plug
 * Punchdown tool
 * WiFi analyzer

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