CompTIA A+ Certification Exam 220-1101 Practice Test Question and Answers [100% Correct] 2025

CompTIA A+ Certification Exam 220-1101 Practice Test Question and Answers [100% Correct] 2025 Which of the following are common battery types found in modern portable devices? Lithium-ion (Li-ion) Lithium-ion Polymer (LiPo) Nickel-Cadmium (Ni-Cd) Nickel-Iron (Ni-Fe) What feature of laptops helps to overcome standard keyboard size limitations? Fn key Touchpad Numeric keypad Digitizer Which memory module form factor is most commonly used in laptops? ECC RAM DIMM SODIMM CRIMM Which types of internal data storage devices are typically used in laptop computers? Flash drives SSDs Magnetic disks USB drives 1 Which of the following are characteristics of magnetic drives? High capacity Low device cost High performance Low capacity What features are typical of Solid-State Drives (SSDs)? (Select 3) High performance Relatively low device cost Relatively high device cost Higher capacity in comparison to magnetic drives Which hardware component would be most difficult to replace in a laptop? Primary storage System board Integrated GPU Integrated GPU Which expansion card enables communication in 802.11 networks? WPAN WLAN WWAN Riser card What does the Bluetooth module in a laptop refer to? WLAN WPAN Riser card 2 WWAN Which expansion card enables communication over a cellular network? WWAN card WLAN card WPAN card WAN card In computer security, biometrics refers to: True False Which biometric authentication method is commonly found in modern laptops? Face recognition Fingerprint scan Near-field scanner features Authenticator app Which technology sends a wireless signal between two devices that are touching or nearly touching? NFC RFID Bluetooth Infrared(IR) What technology enables data transfer and authentication features at close range between a laptop and another device? NFC Wi-Fi IoT 3 4 WiMAX Which display technology is most commonly used in modern laptops? LCD OLED Plasma CRT What are the characteristic features of In-Plane Switching (IPS) displays? (Select 3) High color quality Wide viewing angles Slow response times Which of the following describes Twisted Nematic (TN) technology? (Select 3) Low viewing angles Fast response times Low color quality What are the key features of Vertical Alignment (VA) displays? (Select 3) High contrast ratios Good viewing angles Good color quality What are the characteristic features of an OLED display? (Select 3) Works without backlight Better contrast ratio and color representation in comparison to LCDs Lower light output (brightness) in comparison to LCDs 5 Are IPS, TN, VA, and OLED all implementations of LCD display technology? False True What type of backlight technology is most commonly used in modern laptops? LED OLED CCFL CRT Where is a laptop's Wi-Fi antenna typically located? Near the top, inside display case Inside laptop's case On the WLAN module Typically attached via external expansion port Which of the following devices provides both input and output functions? Microphone Speaker Monitor Touch screen What is the function of a digitizer? (Select 3) Translates analog data into a format suitable for computer processing A type of output device Component of a mobile device's screen that allows control with a stylus or fingertip An example of a media converter 6 What does the inverter in a laptop do? (Select 2) Used for supplying voltage to backlights in older types of LCD panels Converts DC power into AC power Which of the following are common types of wireless communication cards used in laptops? WLAN WWAN WPAN Riser card Which of the following describes the primary function of a laptop's touchpad? Used for input only Used as a pointing device to move the cursor Provides tactile feedback Serves as an external expansion device What is the function of a laptop's system board? Responsible for input/output functions Manages power supply Houses the processor and memory, connecting all components Stores user data Which type of laptop display provides the best color accuracy and brightness? CRT Plasma OLED LCD Which display technology is most often used in laptops with the longest battery life? Plasma LCD LED OLED What feature distinguishes the USB 3.0 from the USB 2.0 port in laptops? Faster data transfer speed Higher power consumption Smaller physical size Longer cable length What is the primary purpose of the laptop's CMOS battery? To provide power for the hard drive To power the internal fan To maintain system time and settings when the laptop is turned off To power the display What does the term "thermal throttling" refer to in laptop performance? Reducing the processor speed to prevent overheating Overclocking the CPU for better performance Increasing the memory usage for faster data processing Switching to a lower power mode Which of the following is an advantage of using solid-state drives (SSDs) over traditional magnetic hard drives? Faster data access speed Lower storage capacity Higher power consumption 7 More prone to mechanical failure What feature of laptops enhances their portability by allowing flexible and easy connection to other devices? Wi-Fi module Bluetooth module USB ports HDMI ports Which type of screen technology provides the highest contrast ratio and deeper blacks? LCD Plasma OLED LED Which feature allows laptops to adjust brightness automatically based on ambient light? Wi-Fi sensing Bluetooth sensor Ambient light sensor Fingerprint scanner Which of the following is an important advantage of having an integrated GPU (Graphics Processing Unit) in a laptop? Increased power consumption Saves space and reduces power consumption Improves external screen resolution Enables easier GPU replacement What is the purpose of the laptop's power adapter? 8 To charge the laptop’s internal battery To power external devices To provide additional storage capacity To convert AC power into DC power for the laptop What does the term "overclocking" mean in relation to a laptop's CPU? Reducing the processor speed Reducing the memory speed Increasing the processor speed beyond factory settings Decreasing the power usage Which of the following is a common reason for a laptop’s battery to drain faster than usual? Using external hard drives Running multiple applications at once Installing more RAM Using a docking station What type of wireless communication does a laptop's NFC feature support? Short-range, close-proximity communication Long-range radio communication Wi-Fi communication High-speed internet connectivity What are the typical benefits of using a laptop with a high-resolution display? (Select 3) Sharper images and text Improved color accuracy More battery usage Reduced screen flickering 9 What does the term "eSATA" refer to in laptop storage? A wireless data transfer protocol A fast-charging port An external SATA interface used for high-speed data transfer An internal hard drive interface What is the purpose of the laptop’s cooling fan? To prevent overheating by dissipating heat from the CPU and GPU To enhance sound quality To improve screen brightness To increase battery life What feature of modern laptops allows them to be used as drawing tablets? Digitizer Touch screen NFC Fingerprint scanner 10