CompTIA A+ Intermediate Q - Free Practice Quiz

Question 1 of 60

A technician notices a desktop computer restarts unexpectedly under load. After checking temperatures and finding them normal, which component is MOST likely at fault on the CompTIA A+ 220-1101 exam?

A SSD failure causing read errors B Failing or underpowered PSU unable to supply adequate wattage under load C Outdated BIOS firmware D Corrupted display driver

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Question 2 of 60

On the CompTIA A+ 220-1101 exam, a technician suspects a failing HDD. Which command-line utility checks disk health using the S.M.A.R.T. data?

A chkdsk B wmic diskdrive get status (or third-party SMART tools like CrystalDiskInfo) C defrag D diskpart

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Question 3 of 60

On the CompTIA A+ 220-1101 exam, a technician installs additional RAM in a PC but only half the installed capacity appears in Windows. What is the MOST likely cause?

A The RAM modules are too fast for the CPU B One RAM stick is installed in the wrong slot, causing incompatibility with the motherboard's memory controller â€” check slots and reinsert according to the manual C Windows does not support more than 16 GB of RAM D The PSU cannot supply enough power for additional RAM

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Question 4 of 60

A CompTIA A+ 220-1101 technician observes that a laptop battery drains extremely fast even when idle. After ruling out software causes, which hardware component is MOST likely failing?

A LCD display panel B Failing laptop battery (worn cells with reduced capacity) C CPU socket D USB hub chip

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Question 5 of 60

On the CompTIA A+ 220-1101 exam, a user reports that their laptop screen is very dim even at maximum brightness. The external monitor works fine. Which component is MOST likely failing?

A GPU (graphics card) B LCD backlight or inverter (CCFL backlight for older models / LED driver for newer) C Video cable between laptop and external display D RAM module

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Question 6 of 60

According to the CompTIA A+ 220-1101 exam, which wireless security protocol is currently recommended as MOST secure for Wi-Fi networks?

A WEP (Wired Equivalent Privacy) B WPA3 (the current recommended standard) C WPA2-Personal (AES) D WPA (Wi-Fi Protected Access)

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Question 7 of 60

According to the CompTIA A+ 220-1101 exam, which IP address range is automatically assigned when a Windows device cannot reach a DHCP server?

A Loopback 127.0.0.1 B APIPA (Automatic Private IP Addressing) â€” 169.254.x.x C Default gateway address D DNS server address

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Question 8 of 60

On the CompTIA A+ 220-1101 exam, which thermal paste application method is recommended by most CPU manufacturers for desktop CPUs?

A Spreading a thick layer across the entire IHS (integrated heat spreader) B A small pea-sized amount in the center of the CPU â€” spreading occurs when the cooler is mounted C Applying multiple dots in the corners of the CPU D No thermal paste â€” use thermal pads only

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Question 9 of 60

According to the CompTIA A+ 220-1101 exam, which RAID level provides disk striping with parity distributed across all drives â€” tolerating one drive failure without data loss?

A RAID 0 (striping only, no fault tolerance) B RAID 5 (striping with distributed parity) C RAID 1 (mirroring) D RAID 10 (mirroring + striping)

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Question 10 of 60

The CompTIA A+ 220-1101 exam covers which tool is used to locate a cable or wire within a wall by generating a tone at one end and detecting it at the other?

A Cable tester B Toner probe (tone generator and probe) C Loopback adapter D Multimeter

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Question 11 of 60

The CompTIA A+ 220-1101 exam covers which tool is used to detect the presence of AC voltage in an outlet or cable without physical contact?

A Multimeter B Non-contact voltage tester C Oscilloscope D Cable tester

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Question 12 of 60

According to the CompTIA A+ 220-1101 exam, which type of SSD is soldered directly onto the motherboard and is commonly found in ultrabooks?

A 2.5-inch SATA SSD B eMMC or BGA NVMe soldered directly to the board C M.2 NVMe SSD in removable slot D eSATA external SSD

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Question 13 of 60

On the CompTIA A+ 220-1101 exam, which tool is used to test whether a network cable is correctly wired and connected at both ends?

A Loopback adapter B Cable tester C Toner probe D Multimeter

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Question 14 of 60

On the CompTIA A+ 220-1101 exam, which power connector provides 3.3V, 5V, and 12V rails and is the main power connector for ATX motherboards?

A SATA power connector B 24-pin ATX main power connector C Molex 4-pin connector D PCIe 8-pin connector

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Question 15 of 60

On the CompTIA A+ 220-1101 exam, which networking protocol operates at Layer 2 of the OSI model and uses MAC addresses for local delivery?

A IP (Internet Protocol) â€” Layer 3 B Ethernet (IEEE 802.3) â€” operates at Layer 2 using MAC addresses C TCP â€” Layer 4 D HTTP â€” Layer 7

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Question 16 of 60

The CompTIA A+ 220-1101 exam covers which network configuration assigns the same IP address to the same device each time it requests one from a DHCP server?

A Static IP assignment in the device's network settings B Dynamic IP from the DHCP pool C Configure a DHCP scope exclusion on the server for the printer's intended IP address â€” the IP remains excluded from DHCP assignment but other clients still use DHCP normally D DHCP reservation (MAC-to-IP mapping on the DHCP server)

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Question 17 of 60

The CompTIA A+ 220-1101 exam identifies which printer maintenance step should be performed to ensure consistent print quality on a laser printer?

A Replacing the ink cartridges B Replacing the paper feed roller annually regardless of page count C Calibrating the print head D Cleaning the drum unit and replacing the toner cartridge per the maintenance kit cycle

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Question 18 of 60

According to the CompTIA A+ 220-1101 exam, which cellular generation provides theoretical download speeds up to 1 Gbps+ and uses mmWave and Sub-6GHz spectrum?

A 3G (HSPA+) B 4G LTE C 4G LTE-Advanced D 5G NR (New Radio)

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Question 19 of 60

According to the CompTIA A+ 220-1101 exam, which type of laptop storage failure symptom is MOST associated with a failing HDD (not SSD)?

A Blue screen caused by driver mismatch B Sudden complete failure with no prior warning C Error messages about incompatible drive firmware D Clicking or grinding sounds during operation

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Question 20 of 60

On the CompTIA A+ 220-1101 exam, which component failure causes a computer to fail the POST and emit a series of beep codes?

A A corrupted OS installation B An outdated device driver C An incorrect date/time in CMOS D A hardware failure detected by the BIOS/UEFI self-test â€” commonly RAM, GPU, or CPU issues

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Question 21 of 60

According to the CompTIA A+ 220-1101 exam, which IPv4 address range is reserved for private networks and NOT routable on the public internet?

A 100.64.0.0/10 (CGNAT range) B 127.0.0.0/8 (loopback) C 169.254.0.0/16 (APIPA) D 192.168.0.0/16 (along with 10.0.0.0/8 and 172.16.0.0/12)

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Question 22 of 60

The CompTIA A+ 220-1101 exam identifies which component failure is MOST likely causing a computer to display a 'No bootable device found' error after a successful POST?

A RAM stick failure B CPU overheating C Bad GPU driver D Failed boot drive or incorrect boot order in UEFI/BIOS

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Question 23 of 60

The CompTIA A+ 220-1101 exam identifies which IoT connectivity standard is used for smart home devices and operates on the 2.4 GHz or 5 GHz Wi-Fi band?

A NFC for mesh networking B Zigbee on 900 MHz exclusively C Bluetooth 5.0 at 5 GHz only D Wi-Fi (802.11b/g/n/ac) â€” used by smart home devices such as smart plugs, cameras, and thermostats, operating on the 2.4 GHz or 5 GHz frequency band

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Question 24 of 60

According to the CompTIA A+ 220-1101 exam, which connector standard is used for USB-C cables that also support DisplayPort video output?

A USB-C with USB 2.0 protocol only B USB-C with USB 3.0 data only C USB-C with HDMI embedded in the cable D USB-C with Thunderbolt 3/4 or DisplayPort Alt Mode support

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Question 25 of 60

On the CompTIA A+ 220-1101 exam, which component provides surge protection and battery backup to protect computers during power outages?

A Power Distribution Unit (PDU) B Voltage regulator C Automatic Transfer Switch (ATS) D Uninterruptible Power Supply (UPS)

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Question 26 of 60

On the CompTIA A+ 220-1101 exam, which laser printer component fuses the toner permanently onto the paper using heat and pressure?

A Drum unit B Corona wire C Transfer belt D Fuser assembly

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Question 27 of 60

On the CompTIA A+ 220-1101 exam, which type of cloud service provides pre-configured development environments, databases, and middleware without requiring infrastructure management?

A DaaS (Desktop as a Service) B IaaS (Infrastructure as a Service) C SaaS (Software as a Service) D PaaS (Platform as a Service)

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Question 28 of 60

The CompTIA A+ 220-1101 exam identifies which cloud characteristic allows a company to pay only for the computing resources they actually use?

A Broad network access B Rapid elasticity C Resource pooling D Measured service (metered billing / pay-per-use)

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Question 29 of 60

The CompTIA A+ 220-1101 exam covers which cloud service model provides virtual machines, storage, and networking without requiring management of the underlying hardware?

A SaaS (Software as a Service) B DaaS (Desktop as a Service) C PaaS (Platform as a Service) D IaaS (Infrastructure as a Service)

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Question 30 of 60

According to the CompTIA A+ 220-1101 exam, which IPv6 address type is equivalent to a private IPv4 address and is used for communication within a single network site?

A Global unicast address (2000::/3) B Link-local address (FE80::/10) C Loopback address (::1) D Unique local address (FC00::/7 â€” equivalent to RFC 1918 private ranges)

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Question 31 of 60

According to the CompTIA A+ 220-1101 exam, which command traces the route packets take from a local host to a destination, showing each hop?

A tracert (Windows) / traceroute (Linux/macOS) B ping C ipconfig D nslookup

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Question 32 of 60

On the CompTIA A+ 220-1101 exam, which protocol provides secure, encrypted file transfer over the network using SSH?

A SFTP (SSH File Transfer Protocol) B TFTP (Trivial File Transfer Protocol) C FTP (File Transfer Protocol â€” unencrypted) D SMB (Server Message Block)

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Question 33 of 60

According to the CompTIA A+ 220-1101 exam, which display resolution standard has 4Ã— the pixel density of 1080p Full HD?

A 4K UHD (3840 Ã— 2160) B 1440p QHD C 2160p D 8K UHD

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Question 34 of 60

The CompTIA A+ 220-1101 exam covers which mobile device feature allows a phone to share its cellular data connection with other devices via Wi-Fi?

A Mobile hotspot (Wi-Fi tethering) B NFC sharing C Airplane mode D Bluetooth tethering

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Question 35 of 60

The CompTIA A+ 220-1101 exam covers which type of laser printer paper jam is MOST likely caused by a worn pickup roller?

A Jams at the paper tray / feed path because the worn roller can no longer grip and feed sheets correctly B Jams at the fuser assembly due to heat C Jams caused by incompatible paper weight D Jams at the output tray due to static electricity

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Question 36 of 60

According to the CompTIA A+ 220-1101 exam, which power issue causes a computer to shut down unexpectedly due to momentary drops in voltage?

A Power sag (temporary voltage drop causing unexpected shutdown) B Brownout C Power surge D Electromagnetic interference

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Question 37 of 60

On the CompTIA A+ 220-1101 exam, which network protocol translates domain names (like www.example.com) into IP addresses?

A DNS (Domain Name System) B DHCP C HTTP D ARP

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Question 38 of 60

On the CompTIA A+ 220-1101 exam, which video connector uses a 15-pin analog connector and does NOT support audio?

A VGA (Video Graphics Array) B DisplayPort C DVI-D D HDMI

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Question 39 of 60

On the CompTIA A+ 220-1101 exam, which connector is used for the external power cable that connects to SATA hard drives and SSDs?

A SATA 15-pin power connector B Molex 4-pin connector C PCIe 6-pin power connector D Berg floppy power connector

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Question 40 of 60

The CompTIA A+ 220-1101 exam covers which network device converts between different media types (e.g., fiber to copper Ethernet)?

A Media converter B Repeater C Hub D Managed switch

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Question 41 of 60

According to the CompTIA A+ 220-1102 exam, which Windows command creates a new directory from the command prompt?

A mkdir foldername B cd foldername C copy foldername D dir /s

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Question 42 of 60

According to the CompTIA A+ 220-1102 exam, which Windows command-line tool configures disk partitions â€” including creating, deleting, formatting, and assigning drive letters?

A diskpart B chkdsk C sfc D format

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Question 43 of 60

According to the CompTIA A+ 220-1102 exam, which Windows 10/11 feature creates a complete bootable image backup of the operating system and installed applications?

A Windows Backup (System Image Backup / wbadmin) B File History C System Restore D OneDrive sync

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Question 44 of 60

On the CompTIA A+ 220-1102 exam, which Windows tool provides a centralized view of all hardware device drivers and flags devices with issues?

A Device Manager B System Configuration (msconfig) C Task Manager D Event Viewer

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Question 45 of 60

The CompTIA A+ 220-1102 exam covers which type of attack involves an attacker impersonating a legitimate website to steal login credentials?

A Phishing / spoofing (fake login page) B Brute force attack C Denial of service (DoS) D Man-in-the-middle (MITM) attack

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Question 46 of 60

The CompTIA A+ 220-1102 exam covers which scripting language is built into Windows and commonly used for automating system administration tasks?

A Python B Bash C PowerShell D VBScript

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Question 47 of 60

The CompTIA A+ 220-1102 exam covers which type of attack occurs when malicious code is embedded in a legitimate website and executes when visitors load the page?

A ARP poisoning B Brute force password attack C Drive-by download â€” malicious code silently executes in the browser when a user visits a compromised or malicious website, without requiring any user interaction beyond the page load D SQL injection (targeting the database directly)

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Question 48 of 60

During a CompTIA A+ 220-1102 security review, a technician investigates a compromised workstation and finds no malicious files on disk â€” the malware executed entirely in memory using legitimate Windows tools such as PowerShell and WMI. Which type of malware is MOST difficult to detect because it leaves no file-based indicators on disk?

A Boot sector virus B Macro virus C Fileless malware that hides in memory and legitimate processes D Polymorphic virus

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Question 49 of 60

On the CompTIA A+ 220-1102 exam, which macOS utility is used to install, update, and remove applications from the command line?

A apt-get B yum C Homebrew (brew) D pacman

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Question 50 of 60

On the CompTIA A+ 220-1102 exam, which type of malware records keystrokes to capture passwords and sensitive information?

A Worm B Adware C Keylogger D Ransomware

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Question 51 of 60

On the CompTIA A+ 220-1102 exam, which Linux command changes file or directory permissions?

A ls -l B chown C chmod D sudo

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Question 52 of 60

The CompTIA A+ 220-1102 exam covers which method allows a user to log into multiple applications using a single set of credentials?

A Multi-factor authentication (MFA) B Certificate-based authentication C Single sign-on (SSO) D RADIUS authentication

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Question 53 of 60

According to the CompTIA A+ 220-1102 exam, which Windows event log is MOST useful for identifying failed application crashes?

A Security log B System log C Application log D Setup log

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Question 54 of 60

According to the CompTIA A+ 220-1102 exam, which Windows command tests network connectivity by sending ICMP echo request packets to a target IP address or hostname?

A ipconfig B nslookup C ping D netstat

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Question 55 of 60

According to the CompTIA A+ 220-1102 exam, which best practice helps prevent tailgating into a secure facility?

A Badge-access door only B CCTV monitoring alone C Mantrap (access control vestibule) â€” a double-door system that allows only one authorized person to enter at a time D Security guard patrolling outside

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Question 56 of 60

On the CompTIA A+ 220-1102 exam, which Linux command changes the ownership of a file or directory?

A chmod B sudo C chown (change owner) D ls -la

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Question 57 of 60

The CompTIA A+ 220-1102 exam identifies which mobile device management (MDM) capability allows IT to remotely erase all data from a lost or stolen device?

A Remote desktop B Screen time restrictions C Remote wipe D Remote VPN connection

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Question 58 of 60

The CompTIA A+ 220-1102 exam identifies which cloud deployment model uses infrastructure exclusively dedicated to a single organization?

A Public cloud B Community cloud C Private cloud D Hybrid cloud

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Question 59 of 60

The CompTIA A+ 220-1102 exam identifies which Linux command displays the current directory's full path?

A cd ~ B ls -la C pwd (print working directory) D cat /etc/path

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Question 60 of 60

According to the CompTIA A+ 220-1102 exam, which Windows troubleshooting step is MOST effective when a device driver causes a system crash (BSOD)?

A Reinstalling Windows completely B Running chkdsk on the system drive C Rolling back or uninstalling the problematic driver in Device Manager, or booting into Safe Mode to remove it D Replacing the RAM modules

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CompTIA A+ Intermediate Quiz