CompTIA 220-1001 Core 1 A+ Course Notes (2022/2023)

CompTIA 220 -1001 Core 1 A+ Course Notes (2022/2023) Laptop Storage ✔✔• SSD (Solid -state drive) • All memory, no moving parts • Silent, fast access time, less latency • 2.5 inch and 1.8 inch form factors Hybrid drive (SSHD) • Solid -state hybrid drive • Flash memory and hard drive storage • SSD caches the h ard drive data Magnetic disk • Traditional spinning drive platters Replacing Laptop Storage ✔✔• Can be very modular • Two screws and the drive slides out • All internal • Open a cover on the back • Open the entire laptop Laptop Memory ✔✔• SO-DIMM Smal l Outline Dual In -line Memory Module • Micro -DIMM Micro -Dual In -line Memory Module • Memory used in laptops and mobile devices Smart card reader ✔✔Integrated card reader • Built into the laptop External reader • USB connected Optical Drive ✔✔Too larg e for today's portable devices • Becoming difficult to find Often removable • Replace with other media Read and write CD -RW/CD -ROM and DVD -RW/DVD - ROM • In a portable device Video Cards ✔✔Often built into the processor • Not upgradable Sometimes part of the system board • Again, not upgradable Some laptops have upgradeable video cards • Not the slimline models screen ✔✔LCD (Liquid Crystal Display) • Light and high -resolution Very, very fragile - Get a good case! Resolutions are fixed • Changes to native resolution may look blurry or not as crisp Laptop power - AC adapters ✔✔Auto -switching or fixed input • Converts AC to DC • Input voltage - 110 volts / 220 volts DC jack on the laptop • Specific to the power supply type Laptop power - batteri es ✔✔Lithium -Ion (Li -ion) • Common in consumer electronics • No "memory effect" • Charging the battery diminishes capacity