We rely on our network cables to provide high-speed connectivity. In this video, you’ll learn about twisted pair cables, unshielded vs. shielded, direct burial STP cable, and plenum-rated cable. << Previous: Display Attributes Next Video: 568A and 568B Colors >>
Display technologies can vary, and it’s important to purchase the best monitor for the task at hand. In this video, you’ll learn about pixel density, refresh rates, screen resolution, and color gamut. << Previous: Display Types Next Video: Network Cables >>
Our displays provide an important output technology, and there are many options for display types, configurations, and specifications. In this video, you’ll learn about LCD technologies, OLED, Mini LED, touchscreens, digitizers, and inverters. << Previous: Network Tools Next Video: Display Attributes >>
Professor Messer’s CompTIA A+ Core 2 Course Notes and Practice Exams: Click here to learn about my Core 2 A+ downloadable PDF Course Notes and Practice Exams. How well do you know your A+ exam objectives? Follow along with our Q&A in this replay of our April 2025 Core 2 CompTIA A+ Study Group. Audio
Professor Messer’s CompTIA A+ 220-1102 Study Group – April 2025 Read More »
Professor Messer’s CompTIA A+ Core 1 Course Notes: Click here to learn about my Core 1 and Core 2 A+ downloadable PDF Course Notes, Practice Exams, and much more! How well do you know your A+ exam objectives? Follow along with our Q&A in this replay of our April 2025 Core 1 CompTIA A+ Study
Professor Messer’s 220-1101 CompTIA A+ Study Group – April 2025 Read More »
There are many tools a network technician should keep in their bag. In this video, you’ll learn about crimpers, Wi-Fi- analyzers, tone generators, punch-down tools, cable testers, loopback plugs, and network taps. << Previous: Network Types Next Video: Display Types >>
