CompTIA A+ Certification (220-1102) FINAL EXAM Question and Answers [100% Correct] 2025 Latest Release!

CompTIA A+ Certification (220-1102) FINAL EXAM Question and Answers [100% Correct] 2025 Latest Release!! which of the following will accomplish a specific task for a user? a) Driver b) Application c) Operating System d) Filesystem which operating system is a cloud-based operating system? a) Linux b) Android c) Windows 10 d) Chrome OS which term defines the precompiled instructions that are programmed and allow an operating system and its applications to operate? a) Shell b) Source c) GUI (graphical user interface) d) Multithreading which term best describes the Android operating system? a) Server b) Workstation c) Mobile d) Cloud-based 1 you need to change a computer's name and join it to a domain. which tool will allow you to perform these actions? a) Device Manager b) User Accounts c) System Properties d) Credential Manager which tab in Task Manager allows you to see processes separated by each user on the system? a) Processes b) Performance c) App History d) Users which RAID system requires three or more disks to provide fault tolerance? a) Mirroring b) Striping c) RAID-1 d) Striping with parity which Windows Update branch allows you to install preview releases of updates for Windows 10? a) Semi-Annual Channel b) Semi-Annual Channel (Targeted) c) Long-Term Servicing Channel d) Insider Program which tool allows you to ready the operating system for imaging? a) Microsoft Deployment Toolkit b) Windows Assessment & Deployment Kit 2 c) d) Windows Imaging which element of the boot process holds the information that instructs the operating system to load from a specific partition? a) b) BOOTMGR c) d) BCD (Boot Configuration Data) you need to configure a static IP address for Windows 10. which of the following allows you to perform this task? a) The Network & Sharing Center b) Windows Defender Firewall c) The Network & Internet settings screen d) The VPN settings screen which filesystem performs on-the-fly defragmentation? a) FAT b) NTFS c) ext4 d) FAT32 where can you find updates for Apple operating systems? a) iTunes b) App Store c) Keychain d) Mission Control 3 which macOS feature is similar to Windows File Explorer? a) Keychain b) iCloud c) Spotlight d) Finder your system log files report an ongoing attempt to gain access to a single account. this attempt has been unsuccessful so far. what type of attack are you most likely experiencing? a) Password-guessing attack b) Rootkit attack c) Worm attack d) TCP/IP hijacking one of the vice presidents of the company calls a meeting with the information technology department after a recent trip to competitors' sites. they report that many of the companies they visited granted access to their buildings only after fingerprint scans, and the VP wants similar technology employed at this company. which of the following technologies relies on a physical attribute of the user for authentication? a) Smartcard b) Biometrics c) Geofencing d) Tokens what type of malware is able to conceal itself from many parts of the operating system and can obtain/retain elevated privileges? a) Worm b) Trojan c) Rootkit d) Botnet 4 a user wants to ensure that all contacts from their mobile device are copied onto their computer before migrating to a new device. which of the following processes can accomplish this? a) Mirroring b) Synchronization c) Calling each contact d) Attaching the contacts to an email with which mobile filesystem are files with .ipa file extensions typically associated? a) Android b) iOS c) Windows 10 d) Blackberry OS a technician is configuring a new Windows computer for a home office. which of the following steps should the technician take to secure the workstation? a) Rename default accounts b) Configure single sign-on c) Disable Windows Update d) Disable Action Center pop-ups you need to protect files on the desktop operating system with encryption but find out you do not have a TPM. what can you use to protect the files? a) BitLocker b) Encrypted File System c) BitLocker to Go d) Full-drive encryption which is a benefit of setting up a device with a Microsoft account? a) Access to the online store 5 b) Automatic synchronization of OneDrive c) Active Directory Authentication d) Offline Authentication which critical system generally requires third-party tools to troubleshoot performance problems? a) RAM b) CPU c) Graphics d) Network what is the last step that should be performed when removing malware? a) Investigate and verify symptoms b) Enable System Protection c) Educate the end user d) Schedule scans and run updates your mobile device is suffering from an intermittent wireless connection. what is recommended to alleviate signal drops? a) Shortening the SSID b) Using the 5 GHz band c) Reducing power on the WAP d) Using the 2.4 GHz band you are receiving USB controller resource warning messages. what should you try to resolve the issue? a) Move USB devices around on the USB ports. b) Manually allot more endpoints c) Upgrade drivers for the USB devices d) Manually increase the output amperage 6 7 why is time drift a big problem on virtual machines? a) Lack of configuration for the NTP server b) Availability of the NTP server c) Shared physical RTC d) Emulated RTC (Real-Time Communications) which tool can be used to restart a failed service? a) b) WinRE c) Computer Management MMC (Microsoft Management Console) d) Resource Monitor which is a safety risk from overheating a lithium-ion battery? a) Reduced voltage b) Shock c) Explosion d) Shutdown which of these are not generally attributed to an intermittent wireless issue? a) Bluetooth Devices b) Microwave ovens c) WAPS (Wireless Access Points) d) Radar you are trying to troubleshoot a problem with AirDrop. you have verified that both participants are within range and both Bluetooth and Wi-Fi are turned on. what could the problem be? a) AirDrop is configured for direct connection. b) The sender is not in the recipient's contact list. c) The sender is in the blocked AirDrop list on the recipient's phone. d) The phones are connected to the same SSID which network protocol and port does RDP operate on? a) TCP port 3389 b) TCP port 22 c) TCP port 23 d) TCP port 443 which line would be used to comment Windows batch script code? a) //comment b) ' comment c) REM comment d) # comment which command will launch the Remote Desktop Connection utility? a) b) c) d) a client computer connects to the main office and is configured with an IP address from the main office, on the client computer. what is being described? a) Site-to-site VPN b) Remote Desktop Connection c) SSH Connection d) Host-to-site VPN Zoom and Teams are classic examples of which of the following? a) Screen-sharing software 8 9 b) Video-conferencing software c) File transfer software d) Desktop management software which remote access technology is used for encrypted console-based access? a) MSRA b) RDP c) Telnet d) SSH which of the following are good measures to take to help prevent ESD? (choose two) a) Decrease the humidity b) Tie long hair back c) Take your shoes off d) Perform self-grounding which of the following screwdrivers has a splined head? a) Flat-tipped b) Phillips c) Axial d) Torx what type of software licensing agreement usually provides free trial software, with the expectation that you will pay for it if you decide to keep it? a) Freeware b) Shareware c) Open Source d) Single User how do antistatic mats and wrist straps drain the potential ESD (electro-static discharge)? a) The use of magnets b) Through the resistor c) High-voltage probe d) Direct ground when cleaning dust out of computer equipment, what should you always use? a) Multimeter b) Flashlight c) Air filter mask d) Mirror which is the most likely source of interference to wireless communications? a) Magnets b) ESD c) Surges d) Microwave ovens while working on a user's system, you discover a sticky note attached to the bottom of the keyboard that has their username and password written on it. the user is not around, and you need to verify that the network connection is working. what should you do? a)Use the credentials b) Hide the sticky note c) Ask a coworker for their credentials d) Log in using your credentials which of the following tools should be used to ensure sensitive data is not recoverable when disposing of a hard drive? a) Disk Cleanup b) Disk Defragmenter 10 11 c) Secure Erase Utility d) chkdsk which component generates the most heat within a computer? a) Hard drive b) PSU (Power Supply Unit) c) CPU (Central Processing Unit) d) Case fan what is a common issue caused by over-tightened screws when working with computer components? a) Cracking of motherboard or components b) Loosening connections c) Weak electrical currents d) Increased airflow which of the following hardware tools is useful for pulling out components such as screws in tight spaces? a) Spudger b) Pliers c) Tweezers d) Multimeter which device is used to connect multiple devices within the same network? a) Modem b) Router c) Switch d) Access Point what action should you take before installing a second hard drive into a system? 12 a) Check operating system compatibility b) Perform a virus scan c) Back up data on the system d) Remove all jumpers which memory module has 288 pins and supports DDR4? a) SO-DIMM b) DIMM c) SIMM d) RIMM which device is most likely to use TDR (Time Domain Reflectometer) for troubleshooting? a) Network cable tester b) Multimeter c) Loopback plug d) Tone generator what is the primary purpose of a UPS (Uninterruptible Power Supply)? a) To provide backup power during electrical outages b) To prevent electromagnetic interference c) To boost signal strength in a network d) To provide a second surge suppression system which device has a built-in modem for sending/receiving data over traditional telephone lines? a) Wireless router b) Digital phone adapter c) Dial-up modem d) Network switch which motherboard form factor is the largest, offering maximum expansion capabilities? a) microATX b) Mini-ITX c) ATX d) Nano-ITX when preparing for secure remote communications, which protocol should be selected for maximum encryption? a) FTP b) HTTPS c) Telnet d) SNMP which term describes a wireless access point used without being secured? a) Secure Wi-Fi Hotspot b) VPN Gateway c) Rogue Access Point d) Wi-Fi Extender what should you do if you suspect a capacitor on a motherboard has failed? a) Use a vacuum cleaner to remove the component. b) Visually inspect for bulges or leaks. c) Apply a heat gun. d) Run an antivirus scan. which of these terms best describes a small tool used to prevent unauthorized physical access to network ports? a) UTP 13 14 b) RJ45 crimper c) Port blocker d) Cable tester what type of cooling uses a conductive liquid to transfer heat away from computer components? a) Air cooling b) Liquid cooling c) Passive cooling d) Thermal pads which command would you use to change a file's permission in a Linux operating system? a) grep b) chmod c) echo d) mkdir what does a VPN primarily provide when connecting a user to a private network over a public network? a) Speed boost b) Secure connection c) Network routing d) Bandwidth expansion which tool allows you to see packets traveling across a network for analysis? a) Packet sniffer b) Network switch c) Patch panel d) Proxy server what is an effective way to physically secure a server rack in a data center? a) Software-based authentication b) Rack-mounted lock system c) Encryption d) Cloud-based access control which of the following is considered a volatile storage medium? a) SSD (Solid State Drive) b) HDD (Hard Disk Drive) c) RAM (Random Access Memory) d) Blu-ray disc what is the function of the CMOS battery on a motherboard? a) Provides power for the CPU b) Powers the BIOS memory to retain system settings c) Powers connected USB devices d) Charges the system RAM which of these connectors is typically used to attach an external display to a laptop? a) PS/2 c) RJ45 d) SCSI b) HDMI what type of printer uses a charged drum and toner to produce output? a) Dot matrix printer b) Laser printer c) Thermal printer 15 d) Inkjet printer which is the primary benefit of using a hypervisor for virtual machines? a) Increased network speed b) Efficient hardware utilization through virtualization c) Automatic virus protection d) Secure file transfer in which part of the system is the MBR (Master Boot Record) located? a) Main memory b) First sector of a hard drive c) BIOS firmware d) Partition table you are troubleshooting a network where data is delayed or lost. what is this problem called? a) Throughput b) Latency c) DNS issue d) IP conflict which setting in BIOS/UEFI often needs to be enabled to install newer operating systems? a) Fast Boot b) Secure Boot c) Legacy USB support d) PXE boot what is used to connect devices and support data transfer between Apple devices? a) USB-C 16 b) microUSB c) Lightning cable d) DisplayPort which of the following is a best practice to keep user data backed up in case of system failure? a) Keep system restore on. b) Create regular full and incremental backups. c) Install a VPN. d) Always use the latest hardware drivers. 17