52 Questions
Which of the following is NOT a common replacement or upgrade for laptops?
Motherboard
What should you do before upgrading or replacing laptop field replaceable units (FRUs)?
All of the above
Which book in the set provides coverage on electrostatic discharge (ESD) protections and preventive measures?
Mike Meyers’ CompTIA A+ Core 2 Certification Passport (Exam 220-1102)
What is the purpose of the Mobile Devices Domain Objectives?
To install and configure laptop hardware and components
What should you consult before attempting any laptop hardware or component replacement?
The service or owner's manual
Which technology is commonly used for the display of mobile devices?
LCD
Which type of LED display has LEDs along the edges of the display?
Edge-lit LED
Which type of display panel typically contains the Wi-Fi antenna and the onboard webcam and microphone?
Display panel
Which type of display technology consumes as much as 50 percent less power than LCD?
LED
Which display technology provides a superior display quality without separate backlighting?
OLED
Which of the following is NOT a common biometric scan used with laptops and mobile devices?
Blood type analysis
Which of the following is NOT a security flaw associated with biometric systems?
False neutral
Which of the following is NOT a function of the Windows Biometric Framework (WBF)?
Detection of electromagnetic interference
Which of the following is NOT a component that might require disassembly to swap or upgrade in a laptop?
Smart card reader
Which of the following is NOT a piece of advice when switching from SATA hard disk to SATA SSD storage in laptops?
SSDs are no faster than hard disk drives, so don't bother switching
Which of the following is a common scenario that may require the replacement of screen components on a mobile device?
Cracked display panel
What is the industry-standard term for 'Wi-Fi antenna connector/placement'?
Wi-Fi
How can a broken mobile device display be serviced?
Swap the display panel only
Which of the following is not mentioned as a component that may need replacement in the screen?
Battery failure
What is the specific language used by CompTIA for the 'Wi-Fi antenna connector/placement'?
Wi-Fi antenna connector/placement
Which form factor is used for wireless cards/Bluetooth modules?
Mini-PCIe
What should you do before choosing to upgrade a wireless expansion card?
Check the supported models
What is the purpose of physical security for a laptop?
To restrict logical access to the device
What are two methods used to secure laptops and their stored content?
Biometrics and near-field scanning
What should you do when installing RAM in a portable device?
Remove all power and take ESD precautions
Which type of laptop hard drive is almost certainly a 2.5-inch SATA drive?
Hard disk drive (HDD)
What are the advantages of replacing a magnetic disk (HDD) with a solid-state drive (SSD) in a laptop?
Faster speed
What is the form factor of memory (RAM) in laptop PCs?
Small outline DIMM (SO-DIMM)
Which type of SO-DIMM has a 4800 MT/s data rate and is currently available with 8 GB, 16 GB, and 32 GB memory capacities?
DDR5
Why are 1.8-inch HDDs quite rare in laptops today?
Flash memory has replaced them
Which component of a laptop is most commonly replaced or upgraded?
Keyboard
What should be done before attempting any laptop hardware or component replacement?
Refer to the service or owner's manual
What is the purpose of the Mobile Devices Domain Objectives?
To install and configure laptop hardware and components
Which term does CompTIA use to refer to the Wi-Fi antenna connector/placement?
Wi-Fi antenna connector/placement
What are some common scenarios that may require the replacement of screen components on a mobile device?
Digitizer/touchscreen failure
How can a broken mobile device display be serviced?
By replacing the entire display assembly
Which type of hard drive is commonly used in recently manufactured traditional laptops?
2.5-inch SATA drive
What is the recommended upgrade for a laptop's magnetic disk (HDD)?
Solid-state drive (SSD)
What is the form factor of memory (RAM) in laptop PCs?
Small outline DIMM (SO-DIMM)
What is the data rate of a DDR5 SO-DIMM?
4800 MT/s
Which of the following is NOT a security flaw associated with biometric systems?
Unauthorized access
Which of the following is the best option for high-performance mass storage in an ultimate gaming laptop?
M.2
Which of the following laptop components typically requires the least disassembly to swap or upgrade?
RAM
Which of the following pieces of advice is most likely to be correct when switching from SATA hard disk to SATA SSD storage in laptops?
Replacing hard disk drives with SSDs can provide better performance.
Which of the following is NOT a type of LCD display commonly used in mobile devices?
Organic light-emitting diode (OLED)
Which type of LED display has limited capability to produce true colors, including black, and its images are in gray tones only?
Direct-lit LED
Which type of display panel typically contains the Wi-Fi antenna and the onboard webcam and microphone?
Display assembly
What is the primary advantage of an LED display over an LCD display in terms of power consumption?
LED displays have higher efficiency
Which of the following is NOT a precaution to take when installing RAM in a portable device?
Keep the removable batteries in place
Which of the following is NOT a consideration when upgrading the RAM in a portable device?
Removing the hard drive panel
Which of the following is NOT a form factor used for wireless cards/Bluetooth modules?
SO-DIMM
Which of the following is NOT a method used to secure laptops and their stored content?
Physical security measures
Test your knowledge on biometrics and its various applications in this quiz. Explore topics such as voice recognition, fingerprint scanning, facial recognition, and iris/retina scans. Challenge yourself to understand how biometric measurements are used as control devices.
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