Understanding the CompTIA A+ objectives is a critical first step to earning your CompTIA A+ certification. Why? Diving into CompTIA A+ prep without understanding exactly what’s covered is like studying blind. With so many domains and technical subtopics, it's easy to waste time or miss crucial areas. In this guide, you’ll find a clear breakdown of both CompTIA A+ core 1 objectives and CompTIA A+ core 2 objectives, sample practice questions, and quick study tips to help you pass with confidence.
CompTIA A+ 1201 (core 1) exam objectives
The CompTIA A+ 1201 exam objectives outline the essential skills required for today’s IT support professionals, covering everything from mobile devices and networking to hardware and troubleshooting. To get a complete overview, take a look at the breakdown below:
Domain
Estimated Difficulty
Exam Weight
1.0 Mobile Devices
Medium
15%
2.0 Networking
High
20%
3.0 Hardware
Medium
25%
4.0 Virtualization & Cloud Computing
Low-Medium
11%
5.0 Hardware & Network Troubleshooting
High
29%
Domain 1: Mobile devices
Domain 1: Mobile devices
This section tests your ability to install and configure laptops and mobile devices. Key areas include:
1.1 Install and configure laptop hardware and components
Know the location, function, and safe replacement of battery, keyboard, RAM (SODIMM), HDD/SSD, and wireless cards.
Understand the difference between HDD (mechanical) and SSD (flash); know what migration/cloning means.
Remember Wi-Fi card antenna connections and proper handling.
Basic idea of biometric features (fingerprint, face recognition) and NFC scanners for physical device security.
1.2 Display components of mobile devices
Compare LCD (IPS, TN, VA) and OLED displays: viewing angles, color, power usage.
Remember that Wi-Fi antennas are often routed around the screen bezel.
1.3 Configure accessories and ports
Understand connection types: USB (various types), USB-C, Lightning, NFC, Bluetooth.
Common accessories: stylus pens, headsets, docking stations, port replicators, and external trackpads.
Difference: Docking station provides extra power + ports; port replicator mainly expands ports.
1.4 Mobile network connectivity and application support
Know how to enable/disable 2G/3G/4G/5G, use hotspot, understand GSM vs. CDMA, and PRL updates.
Basic steps for Bluetooth pairing: enable Bluetooth, search for device, enter PIN, test connection.
Know the difference between GPS and cellular location services.
Understand Mobile Device Management (MDM) and Mobile Application Management (MAM): configure corporate email, two-factor authentication, and company apps.
Know how to sync mail, photos, calendar, and contacts with Microsoft 365, Google Workspace, or iCloud; be aware of data caps.
Study tip: The basics you learn here are directly related to troubleshooting in Domain 5. If you don’t know how to install, configure, or connect mobile devices properly, you’ll struggle to fix real-world problems when they happen. For example, you may see a question like this:
“You’re looking at several connection options for a wireless speaker to use with your smartphone. Which wireless connection typically has a functional distance of 10 meters?”
IR.
Wi-Fi.
NFC.
Bluetooth.
Answer: Bluetooth.
So, make sure you practice by setting up a hotspot, pairing devices with Bluetooth, and recognizing common ports.
Want to practice more questions like this? Access our free Mobile devices practice test.
Domain 2: Networking
Domain 2: Networking
This domain assesses your understanding of networking concepts and connectivity solutions, including:
2.1 TCP and UDP ports, protocols, and purposes
Know the well-known port numbers and their services: FTP (20/21), SSH (22), Telnet (23), SMTP (25), DNS (53), DHCP (67/68), HTTP (80), HTTPS (443), RDP (3389), etc.
Understand the difference:
TCP = connection-oriented (e.g., SSH, HTTPS)
UDP = connectionless (e.g., DHCP, TFTP)
2.2 Common networking hardware
Identify and differentiate:
Router: directs traffic between networks
Switch: connects devices within a network (managed vs. unmanaged)
Access point: provides wireless connectivity
Hub: basic multi-port repeater
Patch panel: organizes cables
Firewall: controls traffic flow/security
PoE (Power over Ethernet): injectors, PoE-capable switches
Other: cable modem, DSL modem, ONT, NIC, SDN basics.
Know when and how to use each for cabling or signal troubleshooting.
Study tip: This domain of CompTIA A+ Core 1 objectives ties directly into real help desk tasks like setting up Wi-Fi, configuring IPs, or tracing cabling problems.
Therefore, you should memorize port numbers and know how to troubleshoot connectivity using command-line tools. To make learning easier, practice with this free Networking practice test.
Domain 3: Hardware
Domain 3: Hardware
You’ll need to demonstrate knowledge of physical components and their installation, including:
3.1 Basic cable types, connectors, features, and purposes
Know common network cables: Cat 5/5e/6/6a, coaxial, fiber optic.
Understand plenum-rated cable vs. non-plenum (fire safety).
Basic pinouts: T568A/T568B wiring standards for twisted pair cables.
Common peripheral cables: USB 2.0, USB 3.0, Thunderbolt, serial.
Video cables: HDMI, DisplayPort, DVI, VGA — know what each supports.
Knowing cable types, connectors, and component compatibility is essential for troubleshooting and upgrades. Expect questions such as:
“Which motherboard form factor has dimensions of 4.7" x 4.7"?”
Mini-ITX.
Pico-ITX.
Mobile-1TX.
Nano-ITX.
Correct answer: Nano-ITX. Nano-ITX boards are 4.7 inches square. By comparison, Mini-ITX is 6.7", Pico-ITX is 3.9" x 2.8", and Mobile-ITX is 2.4" square.
Study tip: It is helpful to identify components from photos and practice building or upgrading a desktop PC. Let’s begin your practice with the Hardware practice test.
Domain 4: Virtualization and cloud computing
Domain 4: Virtualization and cloud computing
This domain introduces foundational cloud concepts and virtualization tools, covering:
4.1 Cloud computing concepts
Know cloud models:
Private cloud: resources for one organization only
Public cloud: available to the public or many customers
Hybrid cloud: a mix of private and public services
Community cloud: shared by multiple related organizations
IaaS (Infrastructure as a Service): hardware resources over the Internet
SaaS (Software as a Service): software delivered online (e.g., Microsoft 365)
PaaS (Platform as a Service): an environment for developers to build apps
Understand cloud characteristics:
Shared resources: hardware is pooled for multiple users
Metered use: You pay for what you use
Rapid elasticity: resources can scale quickly up or down
High availability: redundant resources to minimize downtime
File synchronization: files stay updated across devices automatically
Know basic desktop virtualization:
VDI (Virtual Desktop Infrastructure) can be local/on-premises or hosted in the cloud
Users connect to a virtual desktop that runs on a remote server
4.2 Client-side virtualization
Know why virtualization is used:
Sandbox testing (isolated test environment)
Running legacy software or an older OS
Application virtualization (run apps in isolated containers)
Cross-platform compatibility (running Linux on Windows, for example)
Understand resource requirements:
The host machine must have enough CPU, RAM, and disk resources to run multiple VMs efficiently.
Know basic security considerations:
Isolate VMs properly to prevent cross-VM attacks
Keep hypervisors updated to avoid exploits
Study tip: Know definitions well enough to explain them in plain language; this helps with performance-based questions.
To learn the theory faster and remember it better, apply what you know with real Virtualization and Cloud Computing practice questions.
Domain 5: Hardware and network troubleshooting
Domain 5: Hardware and network troubleshooting
This section focuses on identifying and resolving hardware and network problems. Topics include:
5.1 Best practice methodology for problem resolution
Always follow a structured approach:
Identify the problem, gather information, check user changes, and make backups if needed.
Establish a theory of probable cause, question the obvious, and research if necessary.
Test the theory, confirm or revise it.
Establish a plan of action, and follow vendor documentation if available.
Verify full system functionality, test thoroughly, and implement preventive measures.
Document findings, actions taken, and results.
5.2 Troubleshoot motherboards, RAM, CPU, and power
Recognize symptoms like:
POST beeps
Blue screen of death (BSOD)
Black screen
No power
The system shuts down randomly
Sluggish performance
Overheating
Burning smell
Capacitor swelling
Incorrect system date/time.
5.3 Troubleshoot storage drives and RAID arrays
Symptoms may include:
Clicking/grinding noises
Boot device not found
RAID array failure
S.M.A.R.T. errors
Long read/write times
Missing drives in the OS.
5.4 Troubleshoot video, projector, and display issues
Look for:
No display
Wrong input source
Cabling issues
Fuzzy image
Dead pixels
Display burn-in
Dim or flashing screen
Color issues
No audio
Burned-out projector bulb
The projector shuts down unexpectedly.
5.5 Troubleshoot mobile devices
Common symptoms: Poor battery health, swollen battery, cracked screen, charging problems, weak or no signal, overheating, liquid damage, broken ports, malware, unresponsive touch, and drifting cursor.
5.6 Troubleshoot printer issues
Watch for: Paper jams, faded print, toner not fusing, ghosting, speckled pages, multiple pages stuck together, incorrect paper size, misfeeds, staple jams, hole punch jams, incorrect orientation, grinding noises.
5.7 Troubleshoot wired and wireless networks
Recognize network issues: Slow network speeds, intermittent connectivity, high latency, port flapping, jitter, poor VoIP quality, interference, and limited connectivity.
Study tip: This domain builds directly on all the install/configure knowledge from Domains 1–4. Practice walking through troubleshooting flowcharts for various scenarios, then test your skills with Hardware and Network Troubleshooting questions.
Study notes for the CompTIA A+ core 1 objectives
To sum up, these CompTIA A+ Core 1 exam objectives emphasize real-world problem solving. Troubleshooting is the largest domain, so candidates should prioritize developing practical, hands-on skills alongside theoretical knowledge.
Ready to see how prepared you are? Take a complete CompTIA A+ 220-1201 (Core 1) Test at no cost and focus your study where it matters most.
CompTIA A+ 1202 (core 2) exam objectives
CompTIA A+ Core 2 objectives focus on operating systems, security, software troubleshooting, and professional procedures. Before diving deeper, it is useful to review the main domains covered by this exam.
Domain
Estimated Difficulty
Exam Weight
1.0 Operating Systems
Medium–High
31%
2.0 Security
High
25%
3.0 Software Troubleshooting
Medium
22%
4.0 Operational Procedures
Medium
22%
Domain 1: Operating systems
Domain 1: Operating systems
This section covers installing, configuring, and managing different operating systems, their features, tools, and basic network settings.
1.1 Identify basic features of Microsoft Windows editions
Know the key differences between editions:
Home: basic features, no domain join
Pro: domain join, BitLocker, Remote Desktop, Group Policy Editor
Enterprise: advanced features, more control, higher RAM support
Study tip: This domain is heavy on Windows tasks but includes macOS and Linux basics. For example, you might see a question like:
“To view the contents of a file named bogus.txt, which command would you use?”
chown.
chmod.
cp.
cat.
Correct answer: cat
Practicing running command-line tools and doing common configuration tasks in a virtual lab will help you feel confident.
Practice doesn’t have to be hard; you can try quick Operating Systems quizzes.
Domain 2: Security
Domain 2: Security
This section focuses on securing devices, networks, and data using physical, logical, and software measures.
2.1 Common physical security measures
Door locks, badge readers, smart cards, biometrics (fingerprint, retina).
Security guards, CCTV cameras, motion detectors.
Mantraps to prevent tailgating.
2.2 Logical security concepts
Principle of least privilege: limit user permissions.
Access Control Lists (ACLs): control file and folder access.
Multifactor Authentication (MFA): combines two or more factors.
Directory services basics: Active Directory, Group Policy.
2.3 Wireless security protocols and authentication
Encryption: WPA, WPA2, WPA3; TKIP (older) vs. AES (modern).
Study tip: Security questions often focus on realistic scenarios: how to spot phishing, properly dispose of old drives, or secure a home router.
Always think layered security: physical, logical, and user awareness, and practice Security questions.
Domain 3: Software troubleshooting
Domain 3: Software troubleshooting
Here, you’re tested on how to fix issues related to operating systems and applications.
3.1 Troubleshoot Microsoft Windows OS problems
Recognize common symptoms:
Slow performance, system lock-ups, Safe Mode boots.
Blue screen of death (BSOD) or proprietary crash screens.
Study tip: Software troubleshooting relies on identifying clear symptoms and knowing which tools to use: Event Viewer, Task Manager, antivirus scans, Safe Mode, or rollback options.
Therefore, you should study by walking through real-world issues and outlining the fix process.
Don’t have a chance to practice yet? Try this Software Troubleshooting Practice Test now!
Domain 4: Operational procedures
Domain 4: Operational procedures
This domain focuses on workplace safety, documentation, and professional conduct.
4.1 Documentation, change management, and policies
Keep accurate network diagrams, asset inventories, and baselines.
Follow change management: submit a request, analyze the impact, get approval, test, document, and have a backout plan.
Policies: acceptable use (AUP), password rules, BYOD guidelines, and incident response procedures.
Dispose of e-waste properly: batteries, CRTs, and toner cartridges.
Follow local regulations for recycling.
Control dust, maintain temperature/humidity in server rooms.
Use air filters, manage cables for airflow.
4.5 Professionalism and communication
Use clear, respectful language with customers.
Listen actively, don’t interrupt, and restate to confirm.
Avoid jargon with non-technical users.
Set expectations: timeline, next steps, follow-up.
Document everything.
Maintain user data privacy.
4.6 Basics of remote support
Use secure remote tools: VPN, remote desktop.
Verify the user’s identity.
Inform the user before performing actions remotely.
Keep the connection secure.
Document what you did during the remote session.
Study tip: Know best practices and memorize standard procedures; you’re expected to be “test-ready” even without experience. For example:
“What best practice helps an administrator keep track of the perimeters and boundaries of data flow inside the environment they manage? “
Asset tagging
Change management
Password policy
Network topology diagrams
The best practice is network topology diagrams because they visually show how devices and connections are arranged, defining network boundaries. This helps administrators monitor and control data flow effectively.
Therefore, understanding concepts like how to map and monitor network boundaries is essential.
Quick study note for the CompTIA A+ core 2 objectives
The CompTIA A+ 1202 objectives are generally considered more concept-heavy than the 1201, mainly due to their focus on security and software troubleshooting.
To reinforce your knowledge, take the full-length CompTIA A+ 220-1202 (Core 2) Test to familiarize yourself with the exam format and question types.
FAQs
1. What is CompTIA A+ Core 1 about?
CompTIA A+ Core 1 objectives focus on foundational hardware, networking, mobile devices, and troubleshooting skills. It covers topics like installing and configuring devices, understanding network concepts, and identifying common hardware issues. This exam tests your ability to support and maintain various types of IT equipment and environments.
2. What is CompTIA A+ Core 2 about?
CompTIA A+ Core 2 objectives center on operating systems, software troubleshooting, security fundamentals, and operational procedures. It tests your ability to manage and support OS environments, resolve software issues, implement security best practices, and handle user permissions and data protection.
3. Which is the hardest part of the CompTIA A+ exam?
Many learners find that networking topics in Core 1 and security topics in Core 2 are the hardest parts. These sections contain lots of technical terms and require you to understand how things work, not just memorize facts. You also need to solve realistic scenarios, and that can be tricky without practice.
Final thoughts
Understanding the CompTIA A+ objectives, from Core 1 (1201) to Core 2 (1202, gives you a clear roadmap to study smarter, not harder. Use the objectives as your guide to stay focused, tackle real-world scenarios, and build the confidence you need to pass the exam and succeed in an IT support role. Keep practicing, stay consistent, and you’ll be ready to earn your A+ certification!
