The operating system is the foundation of any computing platform. In this video, you’ll learn about Microsoft Windows, Apple macOS, Linux, Google Chrome OS, Apple iOS, Google Android, and more. << Previous: A+ Core 2 Video Index Next Video: File Systems >>
Operating Systems Overview – CompTIA A+ 220-1202 – 1.1 Read More »
Professor Messer’s CompTIA A+ 220-1202 Core 2 Training Course This is the index to my free CompTIA A+ 220-1202 training course videos.All of my training videos are completely free; watch them online right now! 17 Videos – Total Run Time: 3 hours and 29 minutes (and counting!) This course is in active production, and new videos are added
Professor Messer’s CompTIA A+ 220-1202 Core 2 Training Course Read More »
Troubleshooting a printer combines software, networks, and a relatively complex mechanical device. In this video, you’ll learn how to troubleshoot bad output, garbled prints, paper jams, stuck queues, grinding noises, finishing issues, page orientation, and more. << Previous: Troubleshooting Networks Next Video: Core 1 Video Index >>
Troubleshooting Printers – CompTIA A+ 220-1201 – 5.6 Read More »
Troubleshooting a network issue can be a challenge for any technologist. In this video, you’ll learn about troubleshooting lack of connectivity, intermittent wireless connections, high jitter values, poor VoIP quality, port flapping, high latency, and more. << Previous: Troubleshooting Mobile Devices Next Video: Troubleshooting Printers >>
Troubleshooting Networks – CompTIA A+ 220-1201 – 5.5 Read More »
We rely on our mobile phones and tablets to keep us connected. In this video, you’ll learn about troubleshooting battery issues, broken screens, improper charging, liquid damage, overheating, digitizer issues, cursor drift, and more. << Previous: Troubleshooting Display Issues Next Video: Troubleshooting Networks >>
Troubleshooting Mobile Devices – CompTIA A+ 220-1201 – 5.4 Read More »
Our LCD displays are the most-used output device on our computing systems. In this video, you’ll learn about troubleshooting input sources, LCD projector bulbs, fuzzy images, burn-in, dead pixels, flashing screens, and more. << Previous: Troubleshooting Storage Devices Next Video: Troubleshooting Mobile Devices >>
Troubleshooting Display Issues – CompTIA A+ 220-1201 – 5.3 Read More »
Our drives provide a critical long-term storage for our important documents. In this video, you’ll learn about troubleshooting grinding noises, drive not recognized errors, data loss, corruption, RAID issues, S.M.A.R.T. analysis, IOPS measurements, and more. << Previous: Troubleshooting Hardware Next Video: Troubleshooting Display Issues >>
Troubleshooting Storage Devices – CompTIA A+ 220-1201 – 5.2 Read More »
Many troubleshooting tasks will involve computers, laptops, and other hardware. In this video, you’ll learn how to troubleshooting with the Power On Self Test (POST), blue screen of death (BSoD), proprietary error messages, blank screens, no power, sluggish performance, and overheating. << Previous: Cloud Characteristics Next Video: Troubleshooting Storage Devices >>
Troubleshooting Hardware – CompTIA A+ 220-1201 – 5.1 Read More »
A cloud infrastructure can use many different technologies during normal operation. In this video, you’ll learn about internal vs. external clouds, metered cloud usage, elasticity, availability, file synchronization, and multitenancy. << Previous: Cloud Models Next Video: Troubleshooting Hardware >>
Cloud Characteristics – CompTIA A+ 220-1201 – 4.2 Read More »
There are many different models for deploying a cloud infrastructure. In this video, you’ll learn about public vs. private cloud deployments, infrastructure as a service (IaaS), software as a service (SaaS), and platform as a service (PaaS). << Previous: Virtualization Services Next Video: Cloud Characteristics >>
