Free CompTIA A+ Practice Test Questions and Answers

The CompTIA A+ Certification as we speak is a widely recognized and globally acknowledged credential. It clearly validates the foundational skills of not only IT professionals but technicians too. This certification is a benchmark for best practices in IT operational roles. It covers a wide range of topics that gives professionals the knowledge they need to handle the most common hardware and software technologies. These are the key points we’ve discussed.

• The CompTIA A+ Certifications Objectives
  • Hardware
  • Operating systems
  • Software troubleshooting
  • Networking
  • Security
  • Mobile devices
  • Virtualization and cloud computing
  • Operational procedures
• The CompTIA A+ Certification Exam Details
• CompTIA A+ Certification Practice Test Questions

The CompTIA A+ Certification Objectives

Hardware

This is very important for supporting a diverse array of devices in a remote workforce and usually covers the identification, usage, and connection of hardware components and devices.

Operating systems

The operating systems include Windows, Chrome OS, Android, Mac OS, and Linux. Students should be proficient enough to install and support these operating systems.

Software troubleshooting

Here candidates should be able to address PC and mobile device issues that include common OS problems, malware, and security issues.

Networking

Here the candidates should have a good understanding of the different types of networks and connections. This includes TCP/IP, WIFI, and SOHO.

Security

In this section, the focus is on identification and protection against security vulnerabilities for devices and their network connections.

Mobile devices

This tests the ability to install, configure, and support mobile devices, and laptops. It also ensures connectivity for end users.

Virtualization and cloud computing

Here the candidates should be able to understand and apply cloud computing concepts and set up client-side virtualization.

Operational procedures

To be familiar with all the best practices for safety, environmental impacts, communication, and professionalism.

Candidates should know that with each of the above sections, you get to face a unique set of challenges and learning opportunities. And those who wish to seek help to prepare for this exam, we have put together a collection of free CompTIA A+ practice test questions and answers. We believe these practice tests will help you prepare for the exam and improve your readiness for this big test.

The CompTIA A+ Certification Exam Details

Now let us shed some light on this exam. The CompTIA A+ Certification exam usually consists of two separate tests. These are Core 1 (220-1101) and Core 2 (220-1102). These tests have been specifically designed to validate a candidate’s understanding and proficiency in the below-mentioned areas.

Exam details

• The exam codes are CompTIA A+ 220-1001 (Core 1) and 220-1002 (Core 2).
• The maximum number of questions per exam is 90.
• You will solve multiple choice questions, performance-based, and drag and drops type questions.
• The duration of the exam is 90 minutes per exam.
• The passing score for 220-1001 is 675 on a scale of 100-900 whereas, on a scale of 100-900, the passing score of 220-1002 is 700.
• You need to have hands-on experience of 9 to 12 months in the lab or field.
• The tests are available in English, German, Portuguese, Japanese, Spanish, and Thai.

The price per test is $239 and can be taken at testing centers online. Pearson VUE will be the testing provider for both exams.

CompTIA A+ Certification Practice Test Questions

Beginner level:

Q1. Which of the following is a commonly used CPU socket type for desktop computers?

• A LGA
• B PGA
• C FCLGA
• D BGA

Correct Answer: A

Check out the Solution:

LGA (Land Grid Array) is a commonly used CPU socket type for desktop computers. It features pins on the socket instead of the CPU, providing a more robust and secure connection.

Q2. A user reports that their computer is emitting a series of beeps during startup. Which hardware component is most likely causing this issue?

• A RAM
• B Hard drive
• C Power supply
• D CPU

Correct Answer: A

Check out the Solution:

When a computer emits a series of beeps during startup, the most likely cause is an issue with the RAM (Random Access Memory). The beeps, known as beep codes, indicate a memory-related problem.

Q3. Which of the following best describes the purpose of an APIPA address?

• A It is a static IP address used for servers.
• B It is a public IP address assigned by an ISP.
• C It is a private IP address used on local networks.
• D It is a self-assigned IP address when DHCP is not available.

Correct Answer: D

Check out the Solution:

An APIPA (Automatic Private IP Addressing) address is a self-assigned IP address that a device assigns to itself when it cannot obtain an IP address from a DHCP server. It allows the device to communicate on the local network.

Q4. Which type of cable is commonly used to connect a computer to a wired network?

A HDMI cable
B USB cable
C Ethernet cable
D VGA cable

Correct Answer: C

Check out the Solution:

An Ethernet cable is commonly used to connect a computer to a wired network. It carries network signals between the computer and network devices, such as routers or switches.

Q5. A user is experiencing slow performance on their computer and suspects a virus infection. Which of the following should be done FIRST?

• A Run a disk cleanup utility.
• B Update the antivirus software.
• C Reinstall the operating system.
• D Replace the hard drive.

Correct Answer: B

Check out the Solution:

By updating the antivirus software, the user ensures they have the latest virus definitions and security patches, improving the software’s ability to detect and remove potential viruses or malware causing the slow performance.

Q6. A user wants to set up a second monitor on their desktop computer. Which of the following is necessary to accomplish this?

• A A compatible graphics card
• B Additional RAM
• C A second power supply
• D A USB hub

Correct Answer: A

Check out the Solution:

To set up a second monitor on a desktop computer, a compatible graphics card is necessary. The graphics card must have multiple display outputs to support connecting and extending the desktop to a second monitor. Additional RAM (option b) or a second power supply (option c) is not specifically required for setting up a second monitor. A USB hub (option d) is not directly related to connecting a second monitor but can be useful for expanding USB connectivity.

Q7. Which of the following is a common feature of a solid-state drive (SSD) compared to a traditional hard disk drive (HDD)?

• A Higher storage capacity
• B Faster read and write speeds
• C Lower cost per gigabyte
• D Longer lifespan

Correct Answer: B

Check out the Solution:

One common feature of a solid-state drive (SSD) compared to a traditional hard disk drive (HDD) is that SSDs generally offer faster read and write speeds. SSDs use flash memory technology, allowing for faster data access and transfer rates compared to the mechanical components of HDDs. While SSDs can have lower storage capacity (option a), higher cost per gigabyte (option c), and a limited lifespan due to write cycles (option d), their faster read and write speeds are a notable advantage.

Q8. Which of the following is an example of an optical storage medium?

• A Blu-ray disc
• B USB flash drive
• C Solid-state drive (SSD)
• D External hard drive

Correct Answer: A

Check out the Solution:

Blu-ray discs are an example of an optical storage medium. They use a blue-violet laser to read and write data onto the disc’s surface. Blu-ray discs have a high storage capacity, typically ranging from 25 GB to 100 GB, making them suitable for storing high-definition video content and other large data files. USB flash drives (option b), solid-state drives (SSDs) (option c), and external hard drives (option d) are examples of storage devices that utilize flash memory or magnetic storage technology, not optical technology.

Q9. A user wants to connect a mobile device to their computer to transfer files. Which of the following connection types would be appropriate?

• A Bluetooth
• B Ethernet
• C Thunderbolt
• D VGA

Correct Answer: A

Check out the Solution:

Bluetooth is an appropriate connection type for transferring files between a mobile device and a computer. Bluetooth is a wireless technology that allows for short-range communication and data transfer between devices. It is commonly used for tasks such as transferring files, syncing devices, and connecting peripherals wirelessly. Ethernet (option b) is a wired connection typically used for networking purposes. Thunderbolt (option c) is a high-speed interface primarily used for connecting peripherals like monitors and external storage devices. VGA (option d) is a video connection standard used for transmitting analog video signals and is not suitable for file transfers between a mobile device and a computer.

Q10. What is the purpose of an anti-static wrist strap when working with computer hardware?

• A It prevents electrical shock to the user.
• B It protects the computer from power surges.
• C It prevents damage to sensitive components from static electricity.
• D It improves network connectivity.

Correct Answer: C

Check out the Solutions:

The purpose of an anti-static wrist strap when working with computer hardware is to prevent damage to sensitive components from static electricity. Static electricity can build up on the human body and discharge onto computer components, potentially causing damage. The anti-static wrist strap is designed to safely ground the user, dissipating any built-up static charge and protecting the computer components from electrostatic discharge. It helps maintain a neutral electrostatic potential between the user and the computer, reducing the risk of damaging sensitive electronics.

Intermediate level:

Q1. Which of the following tools would be most appropriate for testing the continuity of a network cable?

• A Cable tester
• B Loopback plug
• C Multimeter
• D Toner probe

Correct Answer: A

Check out the Solution:

A cable tester is the most appropriate tool for testing the continuity of a network cable. It helps verify if all the wires in the cable are functioning properly and are connected correctly.

Q2. A user is experiencing distorted or garbled audio on their computer. Which of the following is the most likely cause?

• A Faulty speakers
• B Incompatible audio drivers
• C Overheating CPU
• D Incorrect BIOS settings

Correct Answer: B

Check out the Solution:

Incompatible audio drivers are the most likely cause of distorted or garbled audio. Incorrect or outdated drivers can result in audio playback issues.

Q3. Which of the following is a common feature of RAID 5?

• A Mirroring of data
• B Parity data across multiple drives
• C Increased performance through striping
• D Hot-swappable drives

Correct Answer: B

Check out the Solution:

RAID 5 commonly uses parity data across multiple drives to provide fault tolerance and data redundancy. Parity information is distributed across all the drives, allowing for data recovery in case of a single drive failure.

Q4. A user wants to connect their smartphone to their computer to share the device’s internet connection. Which of the following connection types would be appropriate?

• A USB tethering
• B Bluetooth tethering
• C NFC pairing
• D Wi-Fi Direct

Correct Answer: A

Check out the Solution:

USB tethering would be the appropriate connection type for sharing a smartphone’s internet connection with a computer. It allows the smartphone to act as a modem by connecting to the computer via a USB cable.

Q5. When troubleshooting a computer that is not powering on, which of the following should be checked FIRST?

• A Power supply connections
• B BIOS settings
• C Hard drive health
• D RAM configuration

Correct Answer: A

Check out the Solution:

When a computer fails to power on, the first step is to check the power supply connections. Ensure that the power cable is securely plugged in and verify the connections between the power supply and other components.

Advance Level:

Q1. A user reports that their computer crashes and displays a blue screen with an error message. Which of the following tools would be most helpful in analyzing the cause of the crash?

• A Event Viewer
• B Task Manager
• C Disk Cleanup
• D Device Manager

Correct Answer: A

Check out the Solution:

Event Viewer is the most helpful tool for analyzing the cause of a crash that displays a blue screen with an error message. It logs system events and error messages, providing detailed information about the crash.

Q2. Which of the following protocols is commonly used for secure email communication?

• A POP3
• B SMTP
• C IMAP
• D S/MIME

Correct Answer: D

Check out the Solution:

S/MIME (Secure/Multipurpose Internet Mail Extensions) is a common protocol used for secure email communication. It provides encryption and digital signature capabilities to ensure the confidentiality and integrity of email messages.

Q3. A user is experiencing intermittent Wi-Fi connectivity issues on their laptop. Which of the following would be the best troubleshooting step to identify the cause of the problem?

• A Update the Wi-Fi drivers
• B Change the wireless channel
• C Restart the wireless access point
• D Perform a ping test to the default gateway

Correct Answer: B

Check out the Solution:

When experiencing intermittent Wi-Fi connectivity issues, changing the wireless channel would be the best troubleshooting step. This helps avoid interference from other wireless devices and neighboring networks.

Q4. Which of the following is a feature of a hypervisor?

A It is an operating system specifically designed for gaming.
B It allows multiple virtual machines to run on a single physical machine.
C It is a type of malware that exploits virtualization vulnerabilities.
D It enables secure boot on UEFI systems.

Correct Answer: B

Check out the Solution:

A hypervisor is a software or firmware layer that allows multiple virtual machines to run on a single physical machine. It provides the necessary virtualization capabilities to manage and allocate resources to the virtual machines.

Q5. Which of the following is the primary purpose of a DNS server?

• A To translate domain names into IP addresses
• B To authenticate users for network access
• C To encrypt network traffic
• D To distribute IP addresses dynamically

Correct Answer: A

Check out the Soultion:

The primary purpose of a DNS (Domain Name System) server is to translate domain names into IP addresses. It resolves human-readable domain names, such as www.example.com, to their corresponding IP addresses, allowing devices to locate each other on the internet.

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