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Learn the printing process Print Spooler As soon as a print command is received by the system from a program, a new print job is created and picked up by the print spooler. The print spooler manages all the print jobs and acts as the primary component in the W...

Learn the common issues with motherboards, CPUs, and system memory. Power Issues Power supplies wear out over time, especially when overheated or overstressed. If the power supply can't deliver the DC power that the system is asking for, it may: unexpectedly ...

Raw Lesson Content Following are tips for troubleshooting power supplies. Familiarize yourself with the symptoms of a bad power supply. The computer does not turn on. The computer sporadically shuts off or reboots. A broken or noisy fan. Rule out the obvio...

Learn how computer cases and motherboards interact. Motherboards Using the form factor specification of a motherboard will let you know if a motherboard will be compatible with a case. There are various standards for form factor specifications: Standard-ATX M...

Learn about the different type of threats to data and computer networks. There are three main types of threats: web server threats password threats network threats Web Server Threats Web servers contain sensitive data like credentials, payment information, a...

Learn how to properly respond to security or privacy incidents in enterprise settings. Data theft, malware, or unauthorized access to secure content can have major consequences on a company. That is why they all have detailed security policies that establishes...

Learn how to setup small office / home office networks. SOHO networks are networks that don't use servers to handle network resources or enterprise level switches to connect devices. The wireless networks used in most homes are considered SOHO networks. SOHO R...

Learn the types of cables that correspond with the types of ports installed into computer systems. RS-232 Standardization All serial port connections use the RS-232 Standardization, which formally defines the system of cable signals and pin connectors associat...

Learn to use a systematic troubleshooting process. Troubleshooting Methodology CompTIA+ Defined Standards: identify the problem establish theory of probable cause test the theory to determine the cause establish plan of action & implement solution verify syst...

Learn the basics behind the common types of mobile devices. There are several different types of mobile devices, and they all serve different functions. Most mobile devices use a variation of Android or iOS. Tablets A tablet uses a touchscreen interface. Moder...

Learn to use the service manuals of laptop manufacturers to learn troubleshooting procedures for a laptop's particular make and model. Troubleshooting Power (Raw Lesson Content) Laptops can run on AC power from the power adapter or battery power. When troubles...

Learn the best practices when securing workstations and keeping stored data private and secure. Securing Databases Many organizations rely on databases to keep their data secure. One of the most common methods that database providers use is BitLocker, an encry...

how 2 safely sync data on telefonos 101 (yippie!!!) Since mobile devices can't always stay connected to the Internet, many people and organizations use syncing methods to ensure that people have access to data that is up to date 99% of the time. Syncing method...

Learn the different types of bound media that you will encounter in a network environment. Coaxial Network Cabling Coaxial cables are made up of four different components: Inner Cable Conductor Cable Insulator Braided Mesh Conductor Plastic Jacket/Sheath Sinc...

Use the following guidelines to protect yourself from the risk of electrostatic discharge. Discharge Yourself Easiest way to discharge yourself is to touch the case frame of the PC system. All electrical potential that existed between you and the case is immed...

Learn about what operating systems are and what they do. Without an operating system, programs could only run one at a time, and that program would have to be programmed to communicate directly with the system's resources. In other words, computers are basical...

Learn how RAID (Redundant Array of Independent Disks) works within systems that have multiple drives. RAID basically is a system that combines multiple storage devices under the management of one storage controller card and displays it as a single storage syst...

Learn to use some of the tools in an IT technician starter tool kit. ESD Wrist Strap A safety device used to prevent ESD by safely grounding you while you're working with electronic equipment. ESD damage occurs when static energy that has built up has travelle...