Hardware for CompTIA A+ (220-901)

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In this course, we perform a comprehensive survey of all interior and external personal computer (PC) hardware. The subject matter maps to every objective in the Hardware domain of the CompTIA A+ 220-901 certification exam. This is the second course in a series of five courses to prepare you for the CompTIA A+ 220-901 certification exam.
  • BIOS/UEFI Tools
    • Overview
    • Meanwhile, in the Real World
    • The Purpose of BIOS
    • CMOS vs. BIOS
    • BIOS vs. UEFI
    • UEFI Advantages
    • The EFI System Partition
    • MBR vs. GPT
    • Configuring BIOS
    • Hardware Virtualization
    • BIOS/UEFI Security
    • UEFI Secure Boot
    • Demo 1: Investigating System BIOS
    • BIOS Hardware Monitoring
    • Flashing the BIOS
    • Replacing the CMOS Battery
    • Demo 2: Querying System Hardware
    • Back to the Real World
    • Homework
    • For Further Learning
    • Summary
  • Motherboard Components
    • Overview
    • Basic Definitions
    • Visualizing the Motherboard
    • Buses
    • ATX Form Factor
    • microATX Form Factor
    • Mini-ITX Form Factor
    • The Chipset
    • Bus Speed
    • CPU Sockets
    • RAM Slots
    • Serial vs. Parallel Communication
    • PCI-X Bus Architecture
    • PCIe Bus Architecture
    • Mini PCI Bus Architecture
    • Power Supplies
    • Power Supply Connections
    • Exterior Connections
    • For Further Learning
    • Summary
  • RAM Types
    • Overview
    • Meanwhile, in the Real World
    • RAM Basics
    • ROM
    • SRAM
    • DRAM
    • Legacy RAM
    • SDRAM
    • RAM Small Form Factors
    • Reading RAM Specifications
    • Single-sided vs. Double-sided SDRAM
    • Error Checking
    • SDRAM Channels
    • Buffered vs. Unbuffered SDRAM
    • RAM Compatibility
    • RAM Testing
    • Demo: Configuring and Testing RAM
    • Back in the Real World
    • Homework
    • For Further Learning
    • Summary
  • PC Expansion Cards
    • Overview
    • Meanwhile, in the Real World
    • Planning System Expansion
    • Installing Expansion Cards
    • Configuring Expansion Cards
    • Riser Cards
    • Demo 1: Installing Devices and Drivers
    • Video Card Basics
    • Thunderbolt Interface
    • Video and TV Capture
    • Network Interface Card (NIC)
    • Cellular Cards
    • Legacy Communications Cards
    • Sound Cards
    • Storage Cards
    • USB and FireWire
    • Demo 2: Configuring Device Drivers
    • Back to the Real World
    • Homework
    • For Further Learning
    • Summary
  • Storage Devices
    • Overview
    • Meanwhile, in the Real World
    • Magnetic Hard Drives
    • PATA and SATA
    • SCSI and SAS
    • Hard Drive Geometry
    • Magnetic Hard Drive Speeds
    • Solid State Hard Drives
    • Flash Memory Cards
    • Hard Drive Enclosures
    • Demo 1: Managing Disks in Windows and Linux
    • RAID Levels
    • Hybrid RAID
    • Demo 2: Creating a RAID Volume
    • Optical Drives
    • Tape Drives
    • Demo 3: Reviewing Media Capacities
    • Back to the Real World
    • Homework
    • For Further Learning
    • Summary
  • CPUs and Cooling
    • Overview
    • Meanwhile, in the Real World
    • Preliminary Ideas
    • On Competition and Trends
    • Intel CPU Sockets
    • AMD CPU Sockets
    • Buying a Motherboard
    • Processor Cores and Speeds
    • CPU Caches
    • Hyperthreading
    • CPU Virtualization Support
    • 32-bit vs. 64-bit Architecture
    • Miscellaneous Notes
    • Demo 1: Inspecting CPU Properties
    • Heat Sinks
    • Fans
    • Liquid-based Cooling
    • Demo 2: Assessing Component Temperature
    • Back to the Real World
    • Homework
    • For Further Learning
    • Summary
  • PC Connection Interfaces
    • Overview
    • Meanwhile, in the Real World
    • Connection Interface Basics
    • Universal Serial Bus (USB)
    • Serial ATA (SATA)
    • Network Connection Interfaces
    • Multimedia Connection Interfaces
    • Bluetooth
    • Infrared
    • Infrared
    • Near Field Communication (NFC)
    • Demo: USB Security Policies
    • Back in the Real World
    • Homework
    • For Further Learning
    • Summary
  • The Power Supply
    • Overview
    • Meanwhile, in the Real World
    • Understanding the Power Supply Unit (PSU)
    • Reading PSU Specifications
    • PSU Connector Types
    • Testing Power Supplies
    • PSU Installation Notes
    • Understanding Power Rails
    • Dual-voltage Power Supplies
    • Demo: Sizing Power Supplies
    • Back to the Real World
    • Homework
    • For Further Learning
    • Summary
  • Custom PC Configurations
    • Overview
    • Meanwhile, in the Real World
    • OEM vs. White Box PCs
    • Graphics/CAD/CAM Design Workstation
    • Audio/Video Editing Workstation
    • Virtualization Host
    • Gaming PC
    • Home Theater PC
    • Home Server PC
    • Demo 1: Building a Special-purpose PC
    • Thick Client PC
    • Thin and Zero Client PC
    • Demo 2: VDI Basics
    • Back to the Real World
    • Homework
    • For Further Learning
    • Summary
  • Display Types
    • Overview
    • Meanwhile, in the Real World
    • LCD Displays
    • LCD Panel Technologies
    • Plasma Displays
    • Digital Projectors
    • Display Resolution
    • Aspect Ratios
    • Refresh Rates
    • Analog vs. Digital Video
    • Privacy/Anti-glare Filters
    • Multiple Displays
    • Demo: Managing Display Properties
    • Back in the Real World
    • Homework
    • For Further Learning
    • Summary
  • PC Connector Types
    • Overview
    • Meanwhile, in the Real World
    • Display Connectors
    • DVI
    • More Display Connectors
    • Device Cables and Connectors
    • Revisiting SATA and eSATA
    • What About SCSI and SAS?
    • Revisiting USB and FireWire
    • Adapters and Converters
    • Demo: Cabling a Monitor
    • Back to the Real World
    • Homework
    • For Further Learning
    • Summary
  • Common Peripheral Devices
    • Overview
    • Meanwhile, in the Real World
    • Remembering How Computers Work
    • Keyboard and Mouse
    • Digitizers and Touch Pads
    • Scanners and Barcode Readers
    • Biometrics and Smart Cards
    • Game Pads and Joysticks
    • Motion Sensors
    • Digital Cameras and Webcams
    • MIDI-enabled Devices
    • Printers
    • Speakers
    • Display Devices
    • The KVM Switch
    • Smart TVs
    • Set-top Boxes
    • Demo: Setting up a Home Theater
    • Back to the Real World
    • Homework
    • For Further Learning
    • Summary
  • SOHO Multifunction Devices
    • Overview
    • Defining a SOHO Multifunction Device
    • Device Drivers
    • SOHO MFP Configuration
    • Demo 1: Setting up a SOHO MFP
    • Printer Sharing
    • Page Description Languages
    • Cloud/remote Printing
    • Print Queue Administration
    • Network Printer Security
    • Demo 2: Deploying Network Printers
    • Back to the Real World
    • Homework
    • For Further Learning
    • Summary
  • Print and Image Technologies
    • Overview
    • Meanwhile, in the Real World
    • Impact (Dot Matrix) Printers
    • Thermal Printers
    • Inkjet Printers
    • Laser Printers
    • Laser Printer Components
    • The Laser Printing Process
    • Virtual Printers
    • Back to the Real World
    • Homework
    • For Further Learning
    • Summary
  • Printer Maintenance
    • Overview
    • General Guidance
    • Laser Printer Maintenance
    • The Maintenance Kit
    • Inkjet Printer Maintenance
    • Thermal Printer Maintenance
    • Impact Printer Maintenance
    • Homework
    • For Further Learning
    • Summary
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