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CompTIA 220-901日本語 : CompTIA A+ Certification Exam (901) (220-901日本語版)

220-901日本語

Exam Code: 220-901-JPN

Exam Name: CompTIA A+ Certification Exam (901) (220-901日本語版)

Updated: Sep 04, 2026

Q & A: 695 Questions and Answers

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CompTIA 220-901 Exam Syllabus Topics:

TopicDetails
Hardware34%
Given a scenario, configure settings and use BIOS/UEFI tools on a PC.1. Firmware upgrades/flash BIOS
2. BIOS component information
  • RAM
  • Hard drive
  • Optical drive
  • CPU

3.BIOS configurations

  • Boot sequence
  • Enabling and disabling devices
  • Date/time
  • Clock speeds
  • Virtualization support
  • BIOS security (passwords, driveencryption: TPM, LoJack, secure boot)

4.Built-in diagnostics
5.Monitoring

  • Temperature monitoring
  • Fan speeds
  • Intrusion detection/notification
  • Voltage
  • Clock
  • Bus speed
Explain the importance of motherboard
components, their purpose and properties.
1.Sizes
  • ATX
  • Micro-ATX
  • Mini-ITX
  • ITX

2.Expansion slots

  • PCI
  • PCI-X
  • PCIe
  • miniPCI

3.RAM slots
4.CPU sockets
5.Chipsets

  • Northbridge
  • Southbridge

6.CMOS battery
7.Power connections and types
8.Fan connectors
9.Front/top panel connectors

  • USB
  • Audio
  • Power button
  • Power light
  • Drive activity lights

10.Bus speeds
11.Reset button

Compare and contrast various RAM types and their features.1.Types
  • DDR
  • DDR2
  • DDR3
  • SODIMM
  • DIMM
  • Parity vs. non-parity
  • ECC vs. non-ECC
  • RAM configurations

a)Single channel vs. dualchannel vs. triple channel

  • Single sided vs. double sided
  • Buffered vs. unbuffered

2.RAM compatibility

Install and configure PC expansion cards.1.Sound cards
2.Video cards
3.Network cards
4.USB cards
5.Firewire cards
6.Thunderbolt cards
7.Storage cards
8.Modem cards
9.Wireless/cellular cards
10.TV tuner cards
11.Video capture cards
12.Riser cards
Install and configure storage devices and use appropriate media.1.Optical drives
  • CD-ROM/CD-RW
  • DVD-ROM/DVD-RW/DVD-RW DL
  • Blu-ray
  • BD-R
  • BD-RE

2.Magnetic hard disk drives

  • 5400 rpm
  • 7200 rpm
  • 10,000 rpm

3.Hot swappable drives
4.Solid state/flash drives

  • Compact flash
  • SD
  • MicroSD
  • MiniSD
  • xD
  • SSD
  • Hybrid
  • eMMC

5.RAID types

  • 0
  • 1
  • 5
  • 10

6.Tape drive
7.Media capacity

  • CD
  • CD-RW
  • DVD-RW
  • DVD
  • Blu-ray
  • Tape
  • DVD DL
Install various types of CPUs and apply the appropriate cooling methods.

1.Socket types

  • Intel: 775, 1155, 1156, 1366, 1150, 2011
  • AMD: AM3, AM3+, FM1, FM2, FM2+
2.Characteristics
  • Speeds
  • Cores
  • Cache size/type
  • Hyperthreading
  • Virtualization support
  • Architecture (32-bit vs. 64-bit)
  • Integrated GPU
  • Disable execute bit
3. Cooling
  • Heat sink
  • Fans
  • Thermal paste
  • Liquid-based
  • Fanless/passive
Compare and contrast various PC connection interfaces,
their characteristics and purpose.
1.Physical connections
  • USB 1.1 vs. 2.0 vs. 3.0
  • Connector types: A, B, mini, micro
  • Firewire 400 vs. Firewire 800
  • SATA1 vs. SATA2 vs. SATA3, eSATA
  • Other connector types
  • VGA
  • HDMI
  • DVI
  • Audio
  • Analog
  • Digital (Optical connector)
  • RJ-45
  • RJ-11
  • Thunderbolt
2. Wireless connections
  • Bluetooth
  • RF
  • IR
  • NFC

3.Characteristics

  • Analog
  • Digital
  • Distance limitations
  • Data transfer speeds
  • Quality
  • Frequencies

Install a power supply based on given specifications.1.Connector types and their voltages
  • SATA
  • Molex
  • 4/8-pin 12v
  • PCIe 6/8-pin
  • 20-pin
  • 24-pin
2.Specifications
  • Wattage
  • Dual rail
  • Size
  • Number of connectors
  • ATX
  • MicroATX
  • Dual voltage options
Given a scenario, select the appropriate components for a custom PC configuration to meet customer specifications or needs.1.Graphic/CAD/CAM design workstation
  • Multicore processor
  • High-end video
  • Maximum RAM

2.Audio/video editing workstation

  • Specialized audio and video card
  • Large fast hard drive
  • Dual monitors

3.Virtualization workstation

  • Maximum RAM and CPU cores

4.Gaming PC

  • Multicore processor
  • High-end video/specialized GPU
  • High-definition sound card
  • High-end cooling

5.Home theater PC

  • Surround sound audio
  • HDMI output
  • HTPC compact form factor
  • TV tuner

6.Standard thick client

  • Desktop applications
  • Meets recommended requirements for selected OS
7.Thin client
  • Basic applications
  • Meets minimum requirementsfor selected OS
  • Network connectivity
8.Home server PC
  • Media streaming
  • File sharing
  • Print sharing
  • Gigabit NIC
  • RAID array
Compare and contrast types of display devices and their features.

1.Types

  • LCD
  • TN vs. IPS
  • Fluorescent vs. LED backlighting
  • Plasma
  • Projector
  • OLED

2.Refresh/frame rates
3.Resolution
4.Native resolution
5.Brightness/lumens
6.Analog vs. digital
7.Privacy/antiglare filters
8.Multiple displays
9.Aspect ratios

  • 16:9
  • 16:10
  • 4:3
Identify common PC connector types and associated cables.1.Display connector types
  • DVI-D
  • DVI-I
  • DVI-A
  • DisplayPort
  • RCA
  • HD15 (i.e., DE15 or DB15)
  • BNC
  • miniHDMI
  • miniDin-6

2.Display cable types

  • HDMI
  • DVI
  • VGA
  • Component
  • Composite
  • Coaxial

3.Device cables and connectors

  • SATA
  • eSATA
  • USB
  • Firewire (IEEE1394)
  • PS/2
  • Audio

4.Adapters and convertors

  • DVI to HDMI
  • USB A to USB B
  • USB to Ethernet
  • DVI to VGA
  • Thunderbolt to DVI
  • PS/2 to USB
  • HDMI to VGA
Install and configure common peripheral devices.1.Input devices
  • Mouse
  • Keyboard
  • Scanner
  • Barcode reader
  • Biometric devices
  • Game pads
  • Joysticks
  • Digitizer
  • Motion sensor
  • Touch pads
  • Smart card readers
  • Digital cameras
  • Microphone
  • Webcam
  • Camcorder

2.Output devices

  • Printers
  • Speakers
  • Display devices

3.Input & output devices

  • Touch screen
  • KVM
  • Smart TV
  • Set-top Box
  • MIDI-enabled devices
Install SOHO multifunction device/printers and configure appropriate settings.1.Use appropriate drivers for agiven operating system
  • Configuration settings
  • Duplex
  • Collate
  • Orientation
  • Quality

2.Device sharing

  • Wired
  • USB
  • Serial
  • Ethernet
  • Wireless
  • Bluetooth
  • 802.11 (a/b/g/n/ac)
  • Infrastructure vs. ad hoc
  • Integrated print server (hardware)
  • Cloud printing/remote printing

3.Public/shared devices

  • Sharing local/networked devicevia operating system settings
  • TCP/Bonjour/AirPrint
  • Data privacy
  • User authentication on the device
  • Hard drive caching
Compare and contrast differences between the various print technologies and the associated imaging process.1.Laser
  • Imaging drum, fuser assembly,transfer belt, transfer roller, pickuprollers, separate pads,duplexing assembly
  • Imaging process: processing,charging, exposing, developing,transferring, fusing and cleaning

2.Inkjet

  • Ink cartridge, print head, roller, feeder,duplexing assembly, carriage and belt
  • Calibration

3.Thermal

  • Feed assembly, heating element
  • Special thermal paper

4.Impact

  • Print head, ribbon, tractor feed
  • Impact paper

5.Virtual

  • Print to file
  • Print to PDF
  • Print to XPS
  • Print to image
Given a scenario, perform appropriate printer maintenance.1.Laser
  • Replacing toner, applyingmaintenance kit, calibration, cleaning

2.Therma

  • Replace paper, clean heatingelement, remove debris

3.Impact

  • Replace ribbon, replaceprint head, replace paper

4.Inkjet

  • Clean heads, replace cartridges,calibration, clear jams
Networking 21%
Identify the various types of network cables and connectors.1.Fiber
  • Connectors: SC, ST and LC

2.Twisted Pair

  • Connectors: RJ-11, RJ-45
  • Wiring standards: T568A, T568B

3.Coaxial

  • Connectors: BNC, F-connector
Compare and contrast the characteristics of connectors and cabling.1.Fiber
  • Types (single-mode vs. multi-mode)
  • Speed and transmission limitations

2.Twisted pair

  • Types: STP, UTP, CAT3, CAT5, CAT5e,CAT6, CAT6e, CAT7, plenum, PVC
  • Speed and transmission limitations
  • Splitters and effects on signal quality

3.Coaxial

  • Types: RG-6, RG-59
  • Speed and transmission limitations
  • Splitters and effects on signal quality
Explain the properties and characteristics of TCP/IP.1.IPv4 vs. IPv6
2.Public vs. private vs. APIPA/link local
3.Static vs. dynamic
4. Client-side DNS settings
5.Client-side DHCP
6. Subnet mask vs. CIDR
7.Gateway
Explain common TCP and UDP ports, protocols and their purpose.1.Ports
  • 21 – FTP
  • 22 – SSH
  • 23 – TELNET
  • 25 – SMTP
  • 53 – DNS
  • 80 – HTTP
  • 110 – POP3
  • 143 – IMAP
  • 443 – HTTPS
  • 3389 – RDP
  • 137-139 – NetBIOS/NetBT
  • 445 – SMB/CIFS
  • 427 – SLP
  • 548 – AFP

2.Protocols

  • DHCP
  • DNS
  • LDAP
  • SNMP
  • SMB
  • CIFS
  • SSH
  • AFP

3.TCP vs. UDP

Compare and contrast various WiFi networking standards and encryption types.1.Standards
  • 802.11 (a/b/g/n/ac)
  • Speeds, distances and frequencies

2.Encryption types

  • WEP, WPA, WPA2, TKIP, AES
Given a scenario, install and configure SOHO wireless/ wired router and apply appropriate settings.1.Channels
2.Port forwarding, port triggering
3.DHCP (on/off)
4.DMZ
5.NAT/DNAT
6.Basic QoS
7.Firmware
8. UPnP
Compare and contrast Internet connection types, network types and their features.1.Internet connection types
  • Cable
  • DSL
  • Dial-up
  • Fiber
  • Satellite
  • ISDN
  • Cellular
  • Tethering
  • Mobile hotspot
  • Line-of-sight wireless Internet service

2.Network Types

  • LAN
  • WAN
  • PAN
  • MAN
Compare and contrast network architecture devices, their functions and features.1.Hub
2.Switch
3.Router
4.Access point
5.Bridge
6.Modem
7.Firewall
8.Patch panel
9.Repeaters/extenders
10.Ethernet over Power
11.Power over Ethernet injector
Given a scenario, use appropriate networking tools.1.Crimper
2.Cable stripper
3.Multimeter
4.Tone generator and probe
5.Cable tester
6.Loopback plug
7.Punchdown tool
8.WiFi analyzer
Mobile Devices 17%
Install and configure laptop hardware and components.1.Expansion options
  • Expresscard /34
  • Expresscard /54
  • SODIMM
  • Flash
  • Ports/Adapters
  • Thunderbolt
  • DisplayPort
  • USB to RJ-45 dongle
  • USB to WiFi dongle
  • USB to Bluetooth
  • USB Optical Drive

2.Hardware/device replacement

  • Keyboard
  • Hard drive
  • SSD vs. hybrid vs. magnetic disk
  • 1.8in vs. 2.5in
  • Memory
  • Smart card reader
  • Optical drive
  • Wireless card
  • Mini-PCIe
  • Screen
  • DC jack
  • Battery
  • Touchpad
  • Plastics/frames
  • Speaker
  • System board
  • CPU
Explain the function of components within the display of a laptop.1.Types
  • LCD
  • TN vs. IPS
  • Fluorescent vs. LED backlighting
  • OLED

2.WiFi antenna connector/placement
3.Webcam
4.Microphone
5.Inverter
6.Digitizer

Given a scenario, use appropriate laptop features.1.Special function keys
  • Dual displays
  • Wireless (on/off)
  • Cellular (on/off)
  • Volume settings
  • Screen brightness
  • Bluetooth (on/off)
  • Keyboard backlight
  • Touch pad (on/off)
  • Screen orientation
  • Media options (fast forward/rewind)
  • GPS (on/off)

Airplane mode
2.Docking station
3.Physical laptop lock and cable lock
4.Rotating/removable screens

Explain the characteristics of various types of other mobile devices.1.Tablets
2.Smartphones
3.Wearable technology devices
  • Smart watches
  • Fitness monitors
  • Glasses and headsets

4.Phablets
5.e-Readers
6.Smart camera
7.GPS

Compare and contrast accessories and ports of other mobile devices.1.Connection types
  • NFC
  • Proprietary vendor-specific ports (communication/power)
  • MicroUSB/miniUSB
  • Lightning
  • Bluetooth
  • IR
  • Hotspot/tethering
2.Accessories
  • Headsets
  • Speakers
  • Game pads
  • Docking stations
  • Extra battery packs/battery chargers
  • Protective covers/water proofing
  • Credit card readers
  • Memory/MicroSD
Hardware and Network Troubleshooting 28%
Given a scenario, troubleshoot common problems related to motherboards, RAM, CPU and power with appropriate tools.1.Common symptoms
  • Unexpected shutdowns
  • System lockups
  • POST code beeps
  • Blank screen on bootup
  • BIOS time and settings resets
  • Attempts to boot to incorrect device
  • Continuous reboots
  • No power
  • Overheating
  • Loud noise
  • Intermittent device failure
  • Fans spin – no power to other devices
  • Indicator lights
  • Smoke
  • Burning smell
  • Proprietary crash screens (BSOD/pin wheel)

Distended capacitors

2.Tools
  • Multimeter
  • Power supply tester
  • Loopback plugs
  • POST card/USB

Given a scenario, troubleshoot hard drives and RAID arrays with appropriate tools.1.Common symptoms
  • Read/write failure
  • Slow performance
  • Loud clicking noise
  • Failure to boot
  • Drive not recognized
  • OS not found
  • RAID not found
  • RAID stops working
  • Proprietary crash screens (BSOD/pin wheel)
  • S.M.A.R.T. errors
2.Tools
  • Screwdriver
  • External enclosures
  • CHKDSK
  • FORMAT
  • File recovery software
  • Bootrec
  • Diskpart
  • Defragmentation tool
Given a scenario, troubleshoot common video, projector and display issues.1.Common symptoms
  • VGA mode
  • No image on screen
  • Overheat shutdown
  • Dead pixels
  • Artifacts
  • Color patterns incorrect
  • Dim image
  • Flickering image
  • Distorted image
  • Distorted geometry
  • Burn-in
  • Oversized images and icons
Given a scenario, troubleshoot wired and wireless networks with appropriate tools.1.Common symptoms
  • No connectivity
  • APIPA/link local address
  • Limited connectivity
  • Local connectivity
  • Intermittent connectivity
  • IP conflict
  • Slow transfer speeds
  • Low RF signal
  • SSID not found

2.Hardware tools

  • Cable tester
  • Loopback plug
  • Punchdown tools
  • Tone generator and probe
  • Wire strippers
  • Crimper
  • Wireless locator

3.Command line tools

  • PING
  • IPCONFIG/IFCONFIG
  • TRACERT
  • NETSTAT
  • NBTSTAT
  • NET
  • NETDOM
  • NSLOOKUP
Given a scenario, troubleshoot and repair common mobile device issues while adhering to the appropriate procedures.1.Common symptoms
  • No display
  • Dim display
  • Flickering display
  • Sticking keys
  • Intermittent wireless
  • Battery not charging
  • Ghost cursor/pointer drift
  • No power
  • Num lock indicator lights
  • No wireless connectivity
  • No Bluetooth connectivity
  • Cannot display to external monitor
  • Touchscreen non-responsive
  • Apps not loading
  • Slow performance
  • Unable to decrypt email
  • Extremely short battery life
  • Overheating
  • Frozen system
  • No sound from speakers
  • GPS not functioning
  • Swollen battery
2. Disassembling processes for proper re-assembly
  • Document and label cable and screw locations
  • Organize parts
  • Refer to manufacturer resources
  • Use appropriate hand tools

Given a scenario, troubleshoot printers with appropriate tools.1.Common symptoms
  • Streaks
  • Faded prints
  • Ghost images
  • Toner not fused to the paper
  • Creased paper
  • Paper not feeding
  • Paper jam
  • No connectivity
  • Garbled characters on paper
  • Vertical lines on page
  • Backed up print queue
  • Low memory errors
  • Access denied
  • Printer will not print
  • Color prints in wrong print color
  • Unable to install printer
  • Error codes
  • Printing blank pages
  • No image on printer display

2.Tools

  • Maintenance kit
  • Toner vacuum
  • Compressed air
  • Printer spooler

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The benefit in Obtaining the CompTIA A+ (220-901)

Being CompTIA A+ attested implies that you comprehend the front line fundamentals of PC tools and also programming. You'll figure out how to explore a large extent of gadgets, from PCs to cellular phones. CompTIA A+ is the most effective start phase for any kind of career in IT. it can assist you with touchdown your first placement in IT, and also place you on a method to IT accomplishment.

There's no restraint to exactly how you can manage CompTIA A+. Considering that the affirmation doesn't zero in on merchant-specific tools and programming, it equips you to zero in on developing your establishment of technology info as well as to obtain comfy with the innovation jargon you need in your specialist means, despite which program you take. The ways towards desired areas, for example, PC systems management and online defense in any type of seller climate are entirely open with CompTIA A+. In addition, A+ holds ISO/ANSI accreditation status, which implies that your confirmation is relied on by managers around the globe.

Countless placements in IT today don't expect agents to operate at a workplace or an additional particular location any type of longer. With CompTIA A+, you can gain admission to occupations that empower you to work from any area, no matter if that is a business office or your home.

Occupations in IT are amongst the best paying presently, and also there is bounty available, with brand-new ones being made daily. While obtaining some work trusts numerous components, CompTIA A+ is an extraordinary and regarded certification that organizations count on and also can obtain you utilized for your very first occupation in IT. Remaining on your means, gathering experience, extra affirmations, as well as guidelines, will offer you the opportunity to thrive in your vocation and also accomplish your pay objectives.

Getting into IT with CompTIA A+ areas you responsible for your harmony in between serious and also enjoyable times. Relocating from an upsetting, genuinely requesting, or uninspiring job right into IT can offer your life brand-new relevance. Many occupations in IT accompany practical feelings of anxiousness, a sensation of achievement, approaches to improve your psychological as well as actual wellbeing, and also openings for advancement. Additionally, you'll really possess adequate energy for considerable organizations with loved ones.

The CompTIA A+ certificate is fabricated as well as constantly freshened by a celebration of IT sector professionals in different businesses and calls. At the factor when you get CompTIA A+ certification after preparing with 220-901 Dumps, you recognize that your insight collaborates with the assumptions genuine managers are establishing for their IT staff today. It indicates that the people that live and inhale IT at the beat of progression every day are particular that you have the ability to take care of business.

At the point when you get your CompTIA A+ affirmation, you sign up with more than 1 million other IT professionals that have actually produced their IT vocation on this accreditation.

Breezing with your CompTIA A+ exams needs, as a rule, learning as well as preparing exertion. Contingent upon what you definitely recognize, contingent upon how comfy you are with PC tools as well as COMPUTER shows, and also relying upon just how efficiently you can acquire new details, it may call for days or weeks to get ready for the two exams that result in a CompTIA A+ accreditation. Nevertheless, when you procure your accreditation, you'll have an unbelievable specialist certification, yet in addition an honor of success and also consummation that you can grandstand with contentment.

Our COMPTIA 220-901 exam dumps are a simple approach to become acquainted with concerning the course and regarding the arrangement of the exam. You can use it to obtain validation as well as obtain the benefits.

Reference: https://certification.comptia.org/certifications/a

What is Exam Formate of CompTIA A+ (220-901)

The exam format used for the CompTIA A+ certification is question and answer. The exam is multiple choice and takes between 4 and 8 hours to complete.

  • Format: Multiple choices, multiple answers
  • Length of exam: 90 minutes
  • Number of Questions: 60-70

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