CompTIA A+


  • 28 Courses | 27h 20m 32s
  • 8 Books | 148h 35m

Prepare to become A+ certified by acquiring fundamental knowledge of supporting hardware and software technologies in an IT infrastructure.

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Prepare to become A+ certified by acquiring fundamental knowledge of supporting hardware and software technologies in an IT infrastructure.


Over time, laptop hardware and display components may break or need upgrading. Explore the best practices to follow when installing and configuring laptop hardware and components. This course can be used as part of the preparation for the 220-1001: CompTIA A+ (Core 1) certification exam.
12 videos | 1h 5m Assessment


Explore various laptop features, such as special function keys, docking stations, and removable screens. In addition, this course covers mobile device types such as tablets and wearable technology.
11 videos | 44m Assessment


Mobile devices have flooded the market. Discover the various mobile connection types available, as well as best practices for synchronizing data.
11 videos | 49m Assessment


Examine mobile device network connectivity options such as wireless, cellular, and Bluetooth, as well as application support for commercial e-mail and VPN.
10 videos | 51m Assessment


Explore common TCP and UDP ports, protocols, and their purpose.
13 videos | 1h 7m Assessment


Explore networking fundamentals, including TCP and UDP, and common networking hardware devices.
12 videos | 1h 8m Assessment


Depending on environment requirements, a wired or wireless solution may work best. Explore how to install and configure each solution and examine IP address, NIC, and IoT configuration.
11 videos | 1h 22m Assessment


Wireless networks are much more versatile than wired networks if you’re in an environment where running wires might be difficult. Explore the most efficient wireless networking protocols to use given a scenario.
12 videos | 56m Assessment


Explore the various services that servers can provide to ease administration and service clients.
12 videos | 1h 2m Assessment


In this course, you will examine IP (Internet Protocol) addresses, which are assigned to network-equipped devices that are part of a TCP (Transitional Control Protocol)/IP-based network. Learners explore the basics of IP addressing and networking concepts such as DNS (Domain Name System), DHCP (Dynamic Host Configuration Protocol), and NAT (Network Address Translation). Begin with an overview of DNS and its benefits. Then, take a closer look at the DHCP, its features and reservations. Explore some of the basic characteristics of IP version 4, the fourth revision of the Internet protocol. Next, look at IP version 6, the successor to version 4; version 5’s functionality was worked into version 6. Study the purpose of the Subnet Mask, a key component of IP address configurations, and the Default Gateway, commonly found as a value in an IP configuration. Recognize when to use VPNs (Virtual Private Networks), and look at virtual local area networks, or VLANs. Finally, explore the benefits of NAT. A closing exercise assesses skills in configuring network settings and components. This course can be used to help prepare for the 220-1001: CompTIA A+ certification exam.
11 videos | 1h 31m Assessment


This course helps learners explore the common network and Internet connection types available to connect devices and businesses. First, you will take a look at the basic characteristics of a local area network, or LAN, a network of computers and other components such as printers located relatively closely together. Then explore the wide area network (WAN), effectively the complete opposite of the LAN. Learn about the personal area network, PAN, which refers to an interconnection of personal devices all within the range of an individual. Examine the features of the Metropolitan Area Network, MAN, larger than the LAN but not as large as the WAN. Next, the Wireless Mesh Network and the high-speed Internet service known as Cable Internet. Further tutorials look at the digital subscriber line or DSL Internet service; the benefits of using Fiber Optic connections; dial-up and satellite Internet access, and the Integrated Services Digital Network, or ISDN. You will learn about the Line-of-Sight, or LOS Internet service and look at Cellular Networks. Close out with an exercise on configuring Internet connections. This course can be used to help prepare for the 220-1001: CompTIA A+ certification exam.
13 videos | 1h 7m Assessment


In this course, explore the numerous networking tools available to help identify, diagnose, and resolve problems and issues occurring on a computer network. The first tutorial looks at the tool to use if you find yourself working with cabling, the crimper. Next, another essential tool for anyone working in cabling, the cable stripper. Then take a look at the multimeter, an electronic tool used to measure voltage, amps, and resistance, among other things. You will learn about another useful tool and when to use it, the tone generator and probe. The next is the cable tester, and as it says, it is a device used to test cable connectivity. Moving on, learners can examine the loopback plug and the punch down tool. Finally, explore the Wi-Fi analyzer, a tool that you might find yourself using if you need to really optimize the coverage of a fairly large area with Wi-Fi. Conclude by reviewing your nr knowledge with an exercise recognizing when and where to use some of these common networking tools. This course can be used to help prepare for the 220-1001: CompTIA A+ certification exam.
9 videos | 31m Assessment


Examine the most common cable types and adapters encountered when working with computers and mobile devices, including network, video, multipurpose, peripheral, and hard drive cables. In this course, begin by learning about different Ethernet cable types such as Cat5, Cat5e, Cat6, Plenum, and 568A/B. Next, examine at the differences between shielded twisted pair and unshielded twisted pair cabling. Learn the basics of fiber optic cabling and coaxial cable. Look at some of the speed and transmission limitations of different network cables. Learners explore different video cables: VGA (Video Graphics Array); High Definition Multimedia Interface (HDMI); mini HDMI; DisplayPort; the Digital Visual Interface (DVI), and DVI-D/DVI-I. Learn about using Lightning and Thunderbolt cables. Examine Universal Serial Bus (USB) cables and the differences between USB, USB-C, USB2.0, and USB3.0. Then serial peripheral cables and hard drive cables such as SATA (Serial AT Attachment), IDE (Integrated Drive Electronics), and SCSI (Small Computer System Interface). Differentiate between adapters such as DVI to HDMI, USB to Ethernet, and DVI to VGA. A concluding exercise reviews working with network cables. This course can be used to help prepare for the 220-1001: CompTIA A+ certification exam.
13 videos | 1h 15m Assessment


Computers require several different connectors and converters. In this course, you will explore some of the most common connector types, such as RJ-45, USB, and Lightning. Learners will first look at the physical connectors for RJ-11 and RJ-45 cabling then move on to RS-232 ports. Next, take a look at the Bayonet Neill-Concelman Connector (BNC), and the RG-6 and RG-59 physical connectors. Then you will learn about connectors used with the Universal Serial Bus (USB), including micro, mini, and USB-C. You will then focus on the DB9 connector and when to use it, and also look at the benefits of using Lightning connectors. This leads to a review of connectors used with the Small Computer System Interface (SCSI) and the External Serial Advanced Technology, or eSATA interface. Then learn more about the Molex connector, which provides the power for your internal PC components. Conclude with an exercise on differentiating between various connectors. This course can be used to help prepare for the 220-1001: CompTIA A+ certification exam.
11 videos | 35m Assessment


In this course, you will explore the differences between the many types of RAM (Random-access Memory) so you are able to choose the right one for your needs. First, learners examine the Small Outline Dual Inline Memory Module, more commonly known as SODIMM, then move on to working with the Synchronous Dynamic Random Access Memory (SDRAM). Take a look at Double Data Rate 2 (DDR2) memory and learn when to use it. As technology has continued to improve, so did DDR RAM; the next iteration is DDR3, which you will explore along with DDR4, the last form of DDR, which is twice the speed of its DDR3 predecessor. Then go on to learn about memory channels, beginning with single-channel RAM, dual-channel RAM, and triple-channel RAM. Next, take a look at Error Checking and Correcting, or ECC memory — a method for discovering and correcting single bit memory errors. Finally, learn about Parity versus Non-Parity Memory and the differentiation between the two. The closing exercise involves installing different types of RAM. This course can be used to help prepare for the 220-1001: CompTIA A+ certification exam.
11 videos | 39m Assessment


Every computer requires a storage device, so in this course you will explore different storage options and how they work, and discover various types of storage solutions for your computer. First, take a look at the Compact Disk (CD) storage medium and learn when to use it. Then examine the Digital Versatile Disk (DVD), and learn how to differentiate between the DVD and other storage types. Look at the Blu-ray disk format, another digital optical disk data storage form. Examine the features of Solid-State Drives or SSDs, a persistent memory storage type, and Magnetic Hard Drives, an electromechanical data storage device. Compare and contrast features of the two most common physical sizes for hard drives: 3.5 and 2.5 inch drives. Look into hybrid drives and their benefits, and the features of flash drives. Examine when to use hot swappable drives and learn the differences between Redundant Array of Independent Disks (RAID) 0, 1, 5, and 10. The concluding exercise deals with recognizing various storage solutions. This course can be used to help prepare for the 220-1001: CompTIA A+ certification exam.
11 videos | 59m Assessment


Discover motherboards, the basics of central processing units (CPUs), and add-on cards, as well as the various factors that need to be considered to install and configure them in your computer. In this course, you will learn about motherboard form factors and connector types; about the basic input/output system (BIOS) of your computer; configuring BIOS security; and how BIOS contains the most basic system software that allows the system to be booted and for your operating system to interact with the hardware. Also covered in the course are Complementary Metal Oxide Semiconductor (CMOS) batteries; the most basic aspects of your CPU; the processing core, and differences between single-core and multicore processors; CPU features and compatibility; and comparing two of the most popular manufacturers of microprocessors, cooling mechanisms for the CPU including options for dissipating heat in your system. The course concludes with a discussion about how expansion cards can be used to expand the capabilities of your computer. This course can be used to help prepare for the 220-1001: CompTIA A+ certification exam.
11 videos | 1h 17m Assessment


This course explores peripheral devices and information on the various types of hardware that can be connected to your computer. Features and functions of each of the types of hardware are also covered. Devices covered in this course are: printers, including laser, dot matrix, and inkjet; scanners, including flatbed and barcode; monitors, including the two main types, cathode ray tube (CRT) and liquid crystal display (LCD); a relatively new peripheral device, the virtual reality, or VR, headset; and external optical drives; mice and keyboards with additional features. Learners observe touchpads and signature pads; game controllers; digital cameras and webcams; microphone and speakers; projectors; implementing several methods of external storage drives; KVM switch (stands for keyboard, video, and mouse), a physical device that allows a user to control multiple computers, but with a single set of peripherals, specifically, your keyboard, your mouse, and your monitor; magnetic and chip readers; and Near Field Communication (NFC). Conclude the course with an informative discussion about smart card readers. This course can be used to help prepare for the 220-1001: CompTIA A+ certification exam.
17 videos | 1h 16m Assessment


Examine the vital basics of computer power systems, including amps, wattage, voltage, general guidelines for power sizing, and power supply options. The key power system lessons in this course include discussing input, specifically differentiating between 115V versus 220V and output 5.5V versus 12V; the 24-pin motherboard adapter, sometimes referred to as the ATX 24-pin, which supplies power to all components of your motherboard; identifying what kind of values you need for components, such as overall wattage rating and the volts that are being supplied to ensure that you do not exceed the maximum wattage output; and determining the amount of power needed, based on the number of devices in use. This course concludes with an exercise on working with power supplies, which will help learners determine when to use more or less volts; learning how to differentiate between AC and DC; how to describe wattage ratings; and learning how to determine the maximum output of a rail on power supply. This course can be used to help prepare for the 220-1001: CompTIA A+ certification exam.
6 videos | 32m Assessment


Explore common configuration tasks for laptops and desktop computers, such as installing thin or thick clients, configuring touchpads and touchscreens, app installation, and wireless settings. In this course, you will learn the difference between installing and configuring a thin client or a thick client on desktop computers, depending on the software running on a system; how to set up desktop accounts and settings; and how to set up and configure accounts and apps on a laptop. In addition, learn how to configure laptop touchpad settings and configure laptop touchscreen configuration settings; how to configure wireless settings on a laptop and the settings required to make a connection; and how to perform synchronization between laptops and some of the options that are available for synchronizing. This course concludes with an exercise designed to describe characteristics of a thin client and thick client; to configure a laptop including laptop touchscreen settings; to set up accounts on a laptop; and to configure laptop wireless settings. This course can be used to help prepare for the 220-1001: CompTIA A+ certification exam.
10 videos | 56m Assessment


Examine the different configuration requirements and options available for various types of computers including workstations, home theater systems, and high-end gaming computers. In this course, you will learn about: specialized computer systems, starting with the graphic design workstation and associated characteristics and use of a processor, video, and RAM; the requirements of an audio/video editing workstation and seeing the benefits of using dual monitors and increased memory; the requirements of a virtualized workstation such as RAM and CPU; the features of a gaming PC, such as processor, video, sound, and cooling; the features of a thick client versus a thin client in terms of applications and operating system requirements and network connectivity; capabilities of the home server PC, including media streaming, file sharing, gigabit NICs, and Redundant Array of Independent Disks (RAID). This course wraps up with an exercise on customizing computer system configuration focusing on a graphic design workstation, a virtualized workstation, a gaming PC, and the features of thin and thick clients. This course can be used to help prepare for the 220-1001: CompTIA A+ certification exam.
8 videos | 35m Assessment


There are numerous small office/home office (SOHO) multifunction devices available on the market. Explore these devices, including the different settings and configuration methods. In this course you will learn: how to use appropriate drivers for a given operating system including duplex, collate, orientation, and quality; how to configure wired device sharing including USB, serial, and Ethernet; how to configure wireless device sharing including Bluetooth, 802.11, and infrastructure versus ad hoc; the purpose of integrated print servers; the benefits of cloud and remote printing; how to share local/networked devices via operating system settings such as Transmission Control Protocol (TCP), Bonjour, and AirPrint; specify data privacy concerns such as authentication and hard drive caching. Conclude with an exercise on working with SOHO devices with assignments to identify appropriate drivers for a given operating system; to describe print options such as collation, duplex, and orientation; to describe the purpose of an integrated print server; to describe printer rights and permissions; and learn to describe how to clear the print spooler on a Windows system. This course can be used to help prepare for the 220-1001: CompTIA A+ certification exam.
8 videos | 40m Assessment


Explore all types of printers, such as laser, inkjet, thermal, impact, virtual, 3D, and also print drivers, and connection options used when installing a printer. This course covers the following: components of a laser printer, such as imaging drum, fuser assembly, transfer belt, rollers, separate pads, and duplexing assembly; the laser printer imaging process, developing, transferring, fusing, and cleaning; routine maintenance tasks such as toner replacement, maintenance kit application, and calibration; inkjet printer components, including ink cartridge, print head, roller, feeder, carriage, and belt; how to calibrate and maintain an inkjet printer including replacing cartridges and clearing jams; components of a thermal printer including the feed assembly, heating element, and special thermal paper; and thermal printer maintenance tasks such as replacing paper, cleaning heating elements, and removing debris. Examine components of impact printers, such as print head, ribbon, tractor feed, and impact paper; differentiating between virtual print options such as print to file, print to PDF, print to XPS, and print to image; and the components of a 3D printer, such as plastic filaments. This course can be used to help prepare for the 220-1001: CompTIA A+ certification exam.
12 videos | 52m Assessment


Explore cloud computing concepts such as cloud model types, resource sharing, measure service, and virtual desktops. This course covers: the features of the Infrastructure as a service (IaaS), Software as a service (SaaS) and Platform as a service (PaaS); differentiating between public, private, hybrid, and community cloud infrastructures; the differences between internal and external shared resources; rapid elasticity as a feature through a cloud service provider; the benefits of on-demand computing and resource pooling; considerations and benefits of using a measured service or a metered service; the benefits of using off-site cloud-based e-mail; the benefits of using cloud file storage services; when to use cloud-based applications; the types of virtual desktops and their purposes; the technology characteristics of IaaS, SaaS, and PaaS cloud services, and the benefits of cloud file storage services. The course concludes with an exercise on working with cloud technologies, types of service, rapid elasticity, and using cloud file storage services. This course can be used to help prepare for the 220-1001: CompTIA A+ certification exam.
15 videos | 1h 35m Assessment


Explore the basics of virtualization, including how it allows for the creation of virtual resources such as operating systems, servers, and storage solutions. This course opens with an overview of virtual machines (VMs) and memory; the purpose of VMs and the tasks they perform, their common uses and how they are created within the physical host computer; and common configurable settings for a VM. Next, learners explore determining VM resource requirements; the role and requirements of emulators for VMs which do not have direct access to the actual hardware of the physical host system; virtualization security and network requirements; and the role of the hypervisor to separate the operating system and applications from the physical hardware and enable a physical host machine to operate numerous guest machines. The course concludes with an exercise on configuring virtualization with activities including describing virtual machine resource requirements; describing the purpose of emulators; describing network considerations of virtualization; and defining the difference between Type 1 and Type 2 hypervisors. This course can be used to help prepare for the 220-1001: CompTIA A+ certification exam.
9 videos | 1h 3m Assessment


In any technological environment, problems are inevitable. In this course, learners will look at detailed approaches to resolving problems by examining the six-step troubleshooting methodology used to resolve problems with computer systems. Through these well-documented steps, you will learn: the impact of corporate policies, procedures, and impacts before implementing changes; how to identify problem steps, such as questioning the user and inquiring about environmental and infrastructure changes; how to conduct external or internal research, based on symptoms, and establishing a theory of probable cause; testing the theory of the likely cause of the problem and evaluating your test results. Next, learn how to establish a plan of action to resolve the problem and implement the solution; verify full system functionality and, if applicable, implement preventive measures; and best practices in how to document findings, actions, and outcomes. This course wraps up with an exercise assignment to identify, resolve, verify, and document computer problems, while considering policies, procedures, and impacts. This course can be used to help prepare for the 220-1001: CompTIA A+ certification exam.
8 videos | 34m Assessment


Computer peripherals and mobile devices have similar troubleshooting workflows. Knowing how devices should work and troubleshooting common problems—part of maintenance—are important when preparing for exam CompTIA A+ 220-1001. Through this course, learn to troubleshoot post beeps codes, basic input/output system (BIOS) time settings, and booting to an incorrect device; to resolve issues relating to power such as overheating, smoke, and a burning smell; to troubleshoot common hard drive issues such as read/write, slow performance, failure to book, drive not recognized, and OS not found. Next, learn to investigate Redundant Array of Independent Disks (RAID) issues and failure conditions; to use self-monitoring, analysis, and reporting technology (S.M.A.R.T) error technology; how to fix video or display issues such as dead pixels, artifacts, color patterns, dim image, flickering, distortion; to troubleshoot issues with display, batteries, power, indicator lights, connectivity, touchscreen, performance, and GPS. Other issues: common wired and wireless network problems such as limited connectivity and unavailable resources, such as the Internet, printers, e-mail, Internet Protocol (IP) conflict, transfer speeds, and service set identifier (SSID) not found.
10 videos | 1h 13m Assessment


Printers have a lot of moving parts, and problems are inevitable. Explore basic troubleshooting methods for printers, including common issues that typically arise and how to solve them, in preparation for the CompTIA A+ 220-1001 exam. This course covers: tips for troubleshooting for printers; how to troubleshoot a paper jam; how to combat a print quality problem; driver compatibility and related considerations when troubleshooting printers; common printer error codes and how to troubleshoot them; firmware updates and why they are required; screen display and printer output; how to calibrate and clean printers; common print quality issues; troubleshoot print quality; establish printer connectivity; resolve additional print quality issues; troubleshooting tips, printer error codes, firmware updates, printer calibration, printer test pages; and how to troubleshoot print quality. This course ends with an exercise on solving printing issues and the assignments include describing printer, paper, and mechanical issues, printer firmware updates, printer calibration, and common printing quality issues.
14 videos | 50m Assessment


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