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Free CompTIA A+ Practice Tests

The Computer Technology Industry Association (CompTIA) is the non-profit trade association that provides professional certifications for those looking to gain professional employment in the Information Technology (IT) industry. Among the professional certifications offered by the CompTIA is A+ certification, which indicates proficiency in a computer technician role. 

CompTIA A+ certification is necessary for anyone beginning a career in information technology (IT) as well as those with established careers. CompTIA A+ practice tests and other resources are available for professionals who need to earn or renew their CompTIA A+ certification . Utilization of these resources is vital for those looking to add CompTIA A+ certification to their professional IT resume.

CompTIA A+ Practice Tests and Recommended Study Resources

There are many online resources available for those looking to prepare for the CompTIA A+. Many of these online resources can be found absolutely free online, such as:

Free CompTIA A+ Practice Tests and Sample Questions including:

Free Study Guides, Flashcards, and Other Materials Including:

CompTIA A+ Content Description

CompTIA A+ certification requires that a candidate successfully pass two different exams, showing proficiency in all aspects of IT including hardware, software, networking, security, and troubleshooting. 

CompTIA A+ 220-901 

This examination primarily covers proficiency in the areas of networking and hardware. The CompTIA A+ 220-901 includes four main domains, each with several subdomains. Each domain’s representation on the exam is listed below. 

Domain % of Examination 
1.0 Hardware 34%
2.0 Networking 21%
3.0 Mobile Devices 17%
4.0 Hardware and Network Troubleshooting 28%
Total 100%

Following are examples of subdomains tested under each domain. Please note these lists are just samples, and are not representative of the entire test. It is extremely important to study your CompTIA A+ practice tests in order to be completely prepared.

1.0 Hardware (34%)

This domain shows understanding and proficiency in all areas related to IT hardware. Some examples of subdomains under this domain are listed below. 

1.1- Given a scenario, configure settings and use BIOS/UEFI tools on a PC.
  • Firmware upgrades/flash BIOS
  • BIOS configurations
  • Built-in diagnostics
  • Monitoring
1.2- Explain the importance of motherboard components, their purpose and properties.
  • Sizes
  • Expansion Slots
  • Ram Slots
  • CPU Slots
  • Chipsets
  • Front/Top Panel Connections
  • And More
1.5- Install and configure storage devices and use appropriate media.
  • Optical Drives
  • Magnetic Hard Disk Drive
  • Hot Swappable Drives
  • Solid State/Flash Drives
  • RAID Types
  • Tape Drive
  • Media Capacity
1.11- Identify common PC connector types and associated cables.
  • Display Connector Types
  • Display Cable Types
  • Device Cables and Connectors
  • Adapters and Converters

2.0 Networking (21%)

This domain shows understanding and proficiency in all areas related to IT networking. Some examples of subdomains under this domain are listed below. 

2.1- Identify the various types of network cables and connectors.
  • Fiber
  • Twisted Pair
  • Coaxial
2.4- Explain common TCP and UDP ports, protocols and their purpose.
  • Ports
  • Protocols
  • TCP vs UDP
2.8- Compare and contrast network architecture devices, their functions and features.
  • Hub
  • Switch
  • Router
  • Modem
  • Firewall
  • And More
2.9- Given a scenario, use appropriate networking tools.
  • Crimper
  • Cable Stripper
  • Multimeter
  • Loopback Plug
  • WiFi Analyzer
  • And More

3.0 Mobile Devices (17%)

This domain shows understanding and proficiency in all areas related to IT mobile devices. Some examples of subdomains under this domain are listed below. 

3.2- Explain the function of components within the display of a laptop.
  • Types of Displays
  • Webcam
  • Microphone
  • Digitizer
  • And More
3.3- Given a scenario, use appropriate laptop features.
  • Special Function Keys
  • Docking Station
  • Physical Laptop Lock
  • Cable Lock
  • Rotating or Removable Screen
3.4- Explain the characteristics of various types of other mobile devices.
  • Tablets
  • Smartphones
  • Wearables
  • Phablets
  • e-Readers
  • Smart Cameras
  • GPS

4.0 Hardware and Network Troubleshooting (28%)

This domain shows understanding and proficiency in all areas related to troubleshooting of hardware and networks. Some examples of subdomains under this domain are listed below. 

4.1- Given a scenario, troubleshoot common problems related to motherboards, RAM, CPU and power with appropriate tools.

Common symptoms:

  • Unexpected Shutdown
  • BIOS time and settings reset
  • Overheating
  • Smoke
  • And More

Tools:

  • Multimeter
  • Power Supply Tester
  • Loopback Plugs
  • POST Card/USB
4.2- Given a scenario, troubleshoot hard drives and RAID arrays with appropriate tools.

Common symptoms:

  • Read/Write Failure
  • Slow Performance
  • Clicking Noise
  • OS Not Found
  • And More

Tools:

  • Screwdriver
  • CHKDSK
  • File Recovery Software
  • Defragmentation Tool
  • And More
4.4- Given a scenario, troubleshoot wired and wireless networks with appropriate tools.

Common symptoms:

  • No Connectivity
  • IP Conflict
  • Slow Transfer Speeds
  • SSID Not Found
  • And More

Hardware Tools:

  • Cable Tester
  • Tone Generator and Probe
  • Crimper
  • Wireless Locator
  • And More

Command Line Tools:

  • PING
  • IPCONFIG/IFCONFIG
  • NETDOM
  • NSLOOKUP
  • And More

Please remember that the above are just examples of what can be found under each domain of the CompTIA A+ 220-901. It is extremely important to study your CompTIA A+ practice tests in order to be thoroughly prepared.

CompTIA A+ 220-902 

This examination primarily covers proficiency in the areas of software, operating systems, and security. The CompTIA A+ 220-902 includes five main domains, each with several subdomains. Each domain’s representation on the exam is listed below. 

Domain % of Examination
1.0 Windows Operating Systems 29%
2.0 Other OS and Technologies 2% 
3.0 Security 22%
4.0 Software Troubleshooting 24%
5.0 Operational Procedures 13%
Total  100%

Following are examples of subdomains tested under each domain. Please note these lists are just samples, and are not representative of the entire test. It is extremely important to study your CompTIA A+ practice tests in order to be completely prepared.

1.0 Windows Operating Systems (29%)

This domain shows understanding and proficiency in all areas related to Windows Operating Systems. Some examples of subdomains under this domain are listed below. 

1.2- Given a scenario, install Windows PC operating systems using appropriate methods.
  • Boot Methods
  • Types of Installations
  • Partitioning
  • File Systems Types/Formatting
  • And More
1.4- Given a scenario, use appropriate Microsoft operating system features and tools.
  • Administrative
  • MSCONFIG
  • Task Manager
  • Disk Management
  • And More
1.5- Given a scenario, use Windows Control Panel utilities.
  • Display/Display Settings
  • User Accounts
  • Folder Options
  • Systems
  • Windows Firewall
  • And More

2.0 Other Operating Systems and Technologies (12%)

This domain shows understanding and proficiency in all areas related to other operating systems and technologies. Some examples of subdomains under this domain are listed below. 

2.1- Identify common features and functionality of the Mac OS and Linux operating systems.
  • Best Practices
  • Tools
  • Features
  • Basic Linux Commands
2.4- Summarize the properties and purpose of services provided by networked hosts.
  • Server Roles
  • Internet Appliance
  • Legacy/Embedded Systems
2.6- Install and configure basic mobile device network connectivity and email.
  • Wireless/Cellular Data Network
  • Bluetooth
  • Corporate/ISP Email Configuration
  • And More

3.0 Security (22%)

This domain shows understanding and proficiency in all areas related to IT security. Some examples of subdomains under this domain are listed below. 

3.1- Identify common security threats and vulnerabilities.
  • Malware
  • Phishing
  • Spoofing
  • Social Engineering
  • And More
3.3- Compare and contrast differences of basic Windows OS security settings.
  • User and Groups
  • Share Permissions
  • Shared Files and Folders
  • User Authentication
  • And More
3.7- Given a scenario, secure SOHO wireless and wired networks.
  • Wireless Specific
  • Change Default Usernames/Passwords
  • Firewall settings
  • Update Firmware
  • Physical Security
  • And More

4.0 Software Troubleshooting (24%)

This domain shows understanding and proficiency in all areas related to troubleshooting of software. Some examples of subdomains under this domain are listed below. 

4.1- Given a scenario, troubleshoot PC operating system problems with appropriate tools.

Common symptoms:

  • Failure to Boot
  • Compatibility Error
  • Files Fail to Open
  • And More

Tools:

  • BIOS/UEFI
  • Logs
  • System Recovery Options
  • Recovery Disks
  • And More
4.2- Given a scenario, troubleshoot common PC security issues with appropriate tools and best practices.

Common symptoms:

  • Pop Ups
  • Browser Redirections
  • Security Alerts
  • Slow Performance
  • And More

Tools:

  • Antivirus Software
  • Anti-malware Software
  • Recovery Console
  • System Restore/Snapshot
  • And More
4.4- Given a scenario, troubleshoot common mobile OS and application security issues with appropriate tools.

Common symptoms:

  • Weak or Dropped Signal
  • Power Drain
  • Slow Data Speeds
  • And More

Tools:

  • App Scanner
  • Factory Reset
  • Uninstall/Reinstall Apps
  • And More

5.0 Operational Procedures (13%)

This domain shows understanding and proficiency in all areas related to IT operational procedures. Some examples of subdomains under this domain are listed below. 

5.1- Given a scenario, use appropriate safety procedures.
  • Equipment Grounding
  • Proper Handling and Storage of Components
  • Toxic Waste Handling
  • Personal Safety
  • And More
5.4- Demonstrate proper communication techniques and professionalism.
  • Avoid Jargon, Acronyms, and Slang When Appropriate
  • Be Culturally Sensitive
  • Be On Time
  • Dealing With Difficult Customers/Situations
  • And More

Please remember that the above are just examples of what can be found under each domain of the CompTIA A+ 220-902. It is extremely important to study your CompTIA A+ practice tests in order to be thoroughly prepared.

CompTIA A+ Administration 

  • The CompTIA A+ exam has a maximum of 90 questions, and candidates are given 90 minutes to complete the test. 
  • CompTIA A+ Certification testing is provided by Pearson VUE and administered year-round. Contact Pearson VUE in order to find a local authorized testing center and to schedule your exam.

CompTIA A+ Test Fees

The cost of the CompTIA A+ is $205 per test, for a total of $410 for CompTIA A+ certification.

CompTIA A+ Requirements

Successful completion of the CompTIA A+ is necessary for any person looking to be a professional in the Information Technology (IT) industry. Be sure that you are studying your CompTIA A+ practice tests.

CompTIA A+ Scores

Candidates are given a raw score for each test, which is then converted into a raw score on a scale of 900:

  • CompTIA A+ 220-901 requires a score of 675 to pass.
  • CompTIA A+ 220-902 requires a score of 700 to pass.

Candidates will see their score on their screen immediately upon completion.

The CompTIA A+ examination is an important step in beginning your career in IT. To register for your CompTIA A+ and begin on your CompTIA A+ practice tests, please visit http://www.pearsonvue.com/comptia/

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