Cloud Characteristics – CompTIA A+ 220-1201 – 4.2

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 >> Many organizations will build their own private cloud. They have their own data center that they […]

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Cloud Models – CompTIA A+ 220-1201 – 4.2

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 >> You’ll often hear cloud computing described as a server

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Virtualization Services – CompTIA A+ 220-1201 – 4.1

There are many different methods to virtualize an operating system. In this video, you’ll learn about hypervisors, type 1 and type 2 virtualization, CPU support, network requirements, virtual desktop infrastructure (VDI), and containerization. << Previous: Virtualization Concepts Next Video: Cloud Models >> To be able to take advantage of virtualization, you need something that is

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Virtualization Concepts – CompTIA A+ 220-1201 – 4.1

Virtualization provides a way to run multiple operating systems simultaneously on the same physical system. In this video, you’ll learn about virtualization, sandboxing, developing software, legacy software use, and cross-platform virtualization. << Previous: Impact Printer Maintenance Next Video: Virtualization Services >> With virtualization, you can have one physical device and run multiple operating systems on

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Impact Printer Maintenance – CompTIA A+ 220-1201 – 3.8

Maintaining a dot-matrix printer includes a number of basic tasks. In this video, you’ll learn about ribbon replacement, print head replacement, and paper replacement. << Previous: Impact Printers Next Video: Virtualization Concepts >> Replacing the ribbon in a dot matrix printer is something that you will do from time to time, because this printer does

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Thermal Printer Maintenance – CompTIA A+ 220-1201 – 3.8

Maintaining a thermal printer involves a number of different tasks. In this video, you’ll learn about thermal paper replacement, heating element cleaning, removing debris, and thermal paper sensitivity to heat. << Previous: Thermal Printers Next Video: Impact Printers >> If you’re using a thermal printer, you don’t have to worry about ink, and you don’t

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