Notes
Search the study guide or open a chapter. Amber callouts mark weak-area drills.
A+ Core 1 · 220-1201
8 matching chapters in the current library.
Core 1 · Chapter 2
Expansion Cards, Storage, Power Supplies
PCIe, storage speeds, optical capacity, PSU voltages, hot-swap, RAID 5, and video cards.
Networking
DNS and DHCP
DORA, APIPA, ports, DNS records, forwarders, and failure symptoms.
Networking / storage
RAID, NAS, SAN, backups
RAID 0/1/5/10, NAS vs SAN, and the 3-2-1 backup rule.
Must lock in
Critical weak areas
Ten high-miss items from class drills: sysprep, DNS records, RAID rebuild, TPM, AC/DC, and more.
Cheat sheets
Quick reference
File system picks, boot repair order, network diagnosis, and command map.
Core 1 · Chapter 6
Cabling and Connectors
Twisted pair categories and speeds, 100 m limit, T568A/B, fiber vs copper, coax, PoE, and cabling tools.
Core 1 · Chapter 3
Peripherals, Video Connectors, and USB
VGA/DVI/HDMI/DisplayPort signal types, USB speed ladder, USB port colors, Thunderbolt, eSATA, and power connectors.
Core 1 · Chapter 6
Networking Fundamentals
Routers vs switches, MAC addressing, VLANs, CSMA/CD, Bluetooth WPAN, ONT fiber, 10GBaseER, and SAN basics.