CompTIA A+ CORE 1 220-1101 Practice Exams

The CompTIA A+ Certification

• One of the most popular IT certifications.
• Covers hardware troubleshooting and cloud technologies.
• Exam breakdown:
  • Domain 1.0 - Mobile Devices - 15%
  • Domain 2.0 - Networking - 20%
  • Domain 3.0 - Hardware - 25%
  • Domain 4.0 - Virtualization and Cloud Computing - 11%
  • Domain 5.0 - Hardware and Network Troubleshooting - 29%

How to Use This Book

• Contains three 90-question practice exams (A, B, C).
• Exams emulate the format and complexity of the actual A+ exam.
• Exam Taking: Take one exam at a time; difficulty levels are similar.
  • Set a timer for 90 minutes to simulate the actual exam.
• Quick Answer Page: A consolidated list of answers without detail or explanation.
• Detailed Answer: Available for each question with repeats of the question, possible answers, and explanation.
• Grade results against the quick answer page.
• Check detailed answer pages for information on correct/incorrect responses.
• Video links & QR codes are available for more information on each topic.

Scoring Chart

• Less than 63 questions correct (less than 70%): use exam objectives to determine where additional help is needed.
• 63 to 72 questions correct (70% to 80%): Keep working on areas missed and fill in the gaps.
• 73 to 81 questions correct (80% to 90%): Additional areas of studying will help earn points on the real exam.
• More than 81 questions correct (over 90%): Ready for the real thing!

Practice Exam A - Performance-Based Questions

• A1: Matching interface names to pictures (HDMI, RJ45, DB-9, USB-C, Micro-USB, Lightning).

• A2: Ordering technologies from slowest to fastest throughput:

  • One stream of 802.11ax
  • 10GBASE-T
  • USB 3.2 Gen 1
  • SATA Revision 3.2
  • Thunderbolt v3

• A3: Matching port numbers to protocols (HTTPS, LDAP, DNS, IMAP, SNMP, RDP, SSH).

• A4: Identifying motherboard components (CPU, memory slots, SATA interfaces, Main Power, PCI Express slot, Headers).

• A5: Configuring a RAID array with specific characteristics (data availability after single drive failure, efficient drive use, fast access time, storage size not a priority): RAID 5 with three 1 TB 15,000 RPM SATA III drives.

Key Concepts - Practice Exam A

• Print spooler functionality and troubleshooting.
• BIOS boot order modification to prevent booting from external drives.
• Print driver configuration (PCL vs. PostScript).
• Tone generator for locating cables.
• Ethernet port flapping causes.
• "Operating system not found" troubleshooting.
• Smartphone battery bulging: power off and contact support.
• Laptop LCD faint display: likely cause is the inverter.
• Hard drive delays: perform a diagnostic.
• Optical disc common content: document archive.
• Computer beeps twice, screen blank: memory is faulty.
• Firewall blocking email: port 25.
• Projector flickering: replace the video cable.
• Tablet stylus not working: digitizer.
• Printing on both sides: duplex setting.
• Connecting laptop to Ethernet without integrated interface: docking station or USB to Ethernet adapter.
• RAID 1 drive failure: replace the bad drive and resync the array.
• Server in another country: voltage input options.
• Ports for file transfers: 21 (control) and 20 (data).
• Technologies NOT requiring a backlight: OLED.
• Broken RJ45 connector: use a crimper.
• Troubleshooting steps after replacing a switch: verify full system functionality and document findings.
• "Scan to SMB" means files are stored on a Microsoft share.
• Hub: device less efficient as network traffic increases.
• Lightning cable: charging a mobile device.
• DHCP static IP: create an IP reservation on the DHCP server.
• Wires not properly seated in 110 block: use a punch-down tool.
• IP address of 169.254.x.x: DHCP server is down.
• Different Windows versions for studying: upgrade RAM and use Windows guest VMs.
• 255.255.255.0 is the subnet mask.
• Bluetooth network: PAN.
• Migrating from Android to iOS: connect to the corporate Microsoft 365 service.
• Smartphone black screen, red SIM: liquid damage.
• Fastest database server storage: RAID 5 with fast drives.
• Laptop accesses email with smartphone Internet: 802.11 on laptop.
• Upgrading laptop to SSD: image the hard drive and restore to the SSD.
• Disabled smartphone camera/apps: MDM.
• Laser printer maintenance last step: reset the page counter.
• Testing application on multiple OSs: VMs.
• 5 GHz wireless, 10 Gbit/sec: 802.11ax.
• Black line on laser printer output: photosensitive drum damage.
• Mobile payment: NFC.
• Cloud application with redundant servers: high availability.
• Laser printer output smears: fuser is damaged.
• Laptop connects outside but not in docking station: check docking station network cable.
• Application logon security: two-factor authentication.
• Most associated with IoT device: ARM processor.
• Minimum copper cable for 10 Gbps Ethernet, 15 meters: Category 6.
• Manually configured IP, but no Internet: check DNS configuration.
• F-connector: cable modem.
• "Date and Time not set": motherboard battery discharged.
• No audio over HDMI: audio controls are muted, OS not configured for HDMI output.
• Cloud configuration monitors for usage-based billing: metered.
• Troubleshooting wireless laptops with intermittent connectivity: verify wireless signal strength.
• Clicking noise from inside computer: backup the server.
• Power indicator lights up but no display: power supply is faulty.
• Printing multiple copies of a multi-page document in order: collate.
• Slow corporate Internet access from remote user: interference with the wireless signal.
• The manager needs access to the same files, contacts and email across devices: authenticate to icloud across devices.
• Shared laser printer is not working from one application: verify the network printer name in the application.
• Connect four company locations in different countries: WAN.
• Email messages from the company were not originated from the corporation: configure SPF record in the DNS.
• Configured VM for dual processors, 16 GB of RAM, and 120 GB of disk space: Hypervisor is required to start this VM.
• Short smart phone battery life at work: Disable the cellular radio at work