questions (3).csv

“What is iPadOS?”,“iPadOS is an operating system specifically designed for iPads.” “What is the form factor of an older laptop hard drive?”,“An older laptop hard drive can have a form factor of either 1.8”" or 2.5"“.” “What are mSATA and M.2 drives?”,“mSATA and M.2 drives are modern drives used in l...

“What is iPadOS?”,“iPadOS is an operating system specifically designed for iPads.” “What is the form factor of an older laptop hard drive?”,“An older laptop hard drive can have a form factor of either 1.8”" or 2.5"“.” “What are mSATA and M.2 drives?”,“mSATA and M.2 drives are modern drives used in laptops that are thinner than a RAM module and smaller in size.” “What is the purpose of a fitness monitor?”,“A fitness monitor is worn on the wrist and tracks a user’s movements and heart rate. It may also track sleep patterns, have a clock, alarm, and GPS functionality.” “What can a good game controller do for a mobile device?”,“A good game controller can make a mobile device feel more like a gaming console. It typically looks like a standard console controller and connects via Bluetooth.” “What is the difference between touchpads and pointing sticks?”,“Touchpads are rectangular areas on a laptop where finger movements replace moving a mouse, while pointing sticks are controlled with a single finger pushing the stick in any direction.” “What is shared video memory?”,“Shared video memory is when system RAM is divided between the processor and the video card. The amount of RAM available for video is configured in the BIOS/UEFI.” “What does Oculus VR specialize in?”,“Oculus VR specializes in virtual reality and augmented reality headsets (VR/AR headsets).” “What are the typical screen sizes of tablets?”,“Tablet screen sizes typically fall between 7”" and 12"“, but larger ones with 24”" displays can also be found. " “What are Thunderbolt connectors used for?”,“Thunderbolt connectors are used to support many types of peripherals and are an offshoot of DisplayPort technology.” “What is RJ-45 commonly used for?”,“RJ-45 is an 8-pin connector commonly used to connect computers to a local area network (LAN).” “What connector is used by iPhones since iPhone 5?”,“Since iPhone 5, iPhones have used a proprietary connector called the Lightning connector.” “What type of connector is commonly used for Wi-Fi antenna connectors on laptops?”,“The overwhelming majority of Wi-Fi antenna connectors for indoor-rated antennas found on laptops are type SMA (SubMiniature version A).” “What is the width of Mini PCIe cards?”,“Mini PCIe cards have a width of 30 mm and come in full length (50.95 mm) and half length (26.8 mm).” “What are some devices commonly used for videoconferencing?”,“Laptops, mobile devices such as smartphones, and desktop computers with added webcam and microphone.” “What components are commonly included in a display?”,“Screen, Wi-Fi antenna, webcam, microphone, inverter, and digitizer. Some laptop displays also have built-in speakers.” “How are digitizers connected to computers?”,“Digitizers can be built into laptop and mobile device displays, or they can be separate devices connected via USB or other cables.” “What is the purpose of an inverter in CCFL displays?”,“An inverter is used to convert DC (Direct Current) to AC (Alternating Current) in CCFL displays.” “What are the main differences between smartphones and other devices concerning antennas?”,“Smartphones have both cellular and Wi-Fi antennas internal to the phone, while other devices may require external antennas.” “What is electrophoretic ink (E Ink) commonly used for?”,“E Ink is commonly used in e-reader displays due to its low power consumption, grayscale capabilities, and ability to retain print.” “What is the difference between OLED technology and LCDs?”,“OLED technology uses organic material for self-illuminating colors, while LCDs require backlighting or an LCD (Liquid Crystal Display).” “What is the difference between SMA-­RP and SMA connectors?”,“SMA-­RP and SMA connectors are in opposite positions with regard to connector gender while the outside housing remains the same.” “What is the purpose of laptops with a rotating or removable screen?”,“Laptops with a rotating or removable screen allow the touchscreen to function like a tablet.” “What is the IEEE standard 802.15.1 commonly known as?”,“The IEEE standard 802.15.1 is commonly known as Bluetooth.” “What is the purpose of the PIN code when pairing two Bluetooth devices?”,“Depending on the security settings, it is sometimes necessary to enter a Bluetooth PIN code when pairing two Bluetooth devices.” “What is the difference between POP3 and IMAP?”,“POP3 keeps emails stored on one device, while IMAP downloads mail but leaves a copy on the server.” “What is the purpose of Internet Messaging Access Protocol (IMAP)?”,“IMAP keeps a copy of emails on the server, allowing someone to view and work with their email from more than one device.” “What is Apple’s cloud service called?”,“Apple’s cloud service is called iCloud.” “What is the first step to enable pairing?”,“Enable pairing.” “What should you do after finding a device for pairing?”,“Enter the appropriate PIN code.” “How can devices provide turn-by-turn directions?”,“Devices can provide turn-by-turn directions by pinging satellites and triangulating their position.” “What are MDM and MAM?”,“MDM and MAM are methods of data security in a corporate environment.” “How does GPS find your location?”,“GPS finds your location by pinging satellites.” “What can MAM do to protect corporate data?”,“MAM can force employees to save work files in the company’s OneDrive, encrypt files, delete them after a period of time, restrict employees from downloading company content, and even delete company files when a device is inactive.” “What is two-factor authentication?”,“Two-factor authentication requires another method of authentication in addition to a username and password, such as a security card or cell phone.” “What is the fourth generation of cellular services known as?”,“The fourth generation of cellular services is known as 4G or LTE.” “What type of information is typically required to configure a mobile email client to access a commercial email provider?”,“Username and password” “What are the advantages of OLED displays compared to other types of displays?”,“Light weight, flexibility, color depth, and wider viewing angle” “How can special multifunction keys be accessed on a laptop?”,“By using a special function (Fn) key” “What is the primary difference between capacitive touchscreens and resistive touchscreens?”,“Capacitive touchscreens are more responsive and support multi-touch input, while resistive touchscreens require a heavier touch and do not support multi-touch input.” “What does the Airplane mode do on a mobile device?”,“Turns off all wireless connections” “What types of wireless network connectivity can smart cameras have?”,“Wi-Fi, Bluetooth, and Near-Field Communication (NFC)” “What should someone do if their phone won’t charge?”,“Take the phone to a service center” “How do legacy laptops and modern laptops differ in terms of their batteries?”,“Legacy laptops may have removable batteries, while modern laptops have internal batteries” “What are megapixels used to measure in a digital camera?”,“Megapixels are a measure of how many unique points a digital camera is capable of storing” “What settings affect the display of a digital camera?”,“Brightness and contrast settings affect the display of a digital camera” “What is a digitizer in a mobile device?”,“A digitizer is a thin layer of electronic material that converts analog input into digital format.” “What happens if the glass cover of a mobile device shatters?”,“If the glass cover shatters, the digitizer and LCD are replaced as well because they are sold as one unit.” “Where is the Wi-Fi antenna usually located in a mobile device?”,“The Wi-Fi antenna is usually a discrete part inside the mobile device case.” “How do drawing pads connect to a laptop?”,“Some drawing pads simply plug into the USB port of a laptop, while higher-end devices may need more setup.” “What software may need to be installed for drawing pads?”,“Some drawing pads may require special software to be installed, including drivers, and may need to be configured.” “How can a trackpad be accidentally turned off on a laptop?”,“Most keyboards have an Fn (function) key that, when used in combination with the F keys, can accidentally turn off the trackpad.” “What should be done before reaching the battery of a laptop?”,“The power should be disconnected.” “What can cause keys to stick on a laptop keyboard?”,“Fine crumbs or debris.” “What are the two possible causes for a problem with a laptop keyboard?”,“A loose ribbon cable or a corrupted driver.” “What is a possible alternative to replacing a laptop keyboard?”,“Using an inexpensive USB-connected keypad.” “What type of RAM module is used in laptops?”,“SODIMM (Small Outline Dual Inline Memory Module).” “Can storage be upgraded on small devices like iPhones?”,“No, storage on small devices cannot be upgraded.” “What is the main advantage of a solid-state drive (SSD) over traditional magnetic drives?”,“Faster speed.” “What sizes do Mini PCIe cards come in?”,“Full-size (30mm x 51mm) and half-size (30mm x 27mm).” “What are some examples of Wi-Fi-enabled devices that can connect to a cellular Internet connection?”,“Laptops and tablets” “What is the range of Near-Field Communication (NFC) devices?”,“About 4”" (10 cm) " “What is the difference between Bluetooth and IrDA in terms of communication range?”,“Bluetooth has a greater range while IrDA requires line-of-sight communication” “What is the main purpose of headsets?”,“Hands-free phone conversations and listening to music” “What is the most common wireless technology used for wireless headsets?”,“Bluetooth” “What are the main uses of NFC?”,“Operating in card emulation mode and making payments at NFC-enabled merchants” “Where is the antenna typically housed in laptops?”,“In the display area” “What type of biometrics are commonly found on modern laptops?”,“Facial recognition and fingerprint readers” “What type of connector is used by iPhones since the iPhone 5?”,“Apple Lightning connector” “How far is the range for a Bluetooth network?”,“Only about 30 feet” “What are the steps for connecting Bluetooth devices according to the CompTIA A+ objectives?”,“1. Enable Bluetooth. 2. Enable pairing. 3. Find a device for pairing. 4. Enter the appropriate PIN code. 5. Test connectivity.” “What is the purpose of a docking station?”,“To replicate the functions of the ports on the back of a laptop and allow peripherals to remain connected” “What is the main function of a port replicator?”,“To provide same or additional ports to a laptop and allow devices to communicate with each other” “What was Thunderbolt co-developed by?”,“Apple and Intel” “What is Thunderbolt compatible with?”,“USB-C” “Where is Mini PCIe commonly found?”,“On small devices like laptops” “What is the difference between USB-C and Thunderbolt 3?”,“USB-C and Thunderbolt 3 both use an oval port and can transfer data and power to a device. However, Thunderbolt 3 is much faster, at 40 Gbps.” “How can you identify a Thunderbolt cable or port?”,“You can identify a Thunderbolt cable or port by looking for the lightning bolt symbol.” “What is the purpose of a microUSB connector?”,“A microUSB connector is used for transferring data and power to a device.” “What is the advantage of using serial communications over parallel ports?”,“Serial communications are much faster than parallel ports.” “What can be connected to an audio output port?”,“Speakers and headphones can be connected to an audio output port.” “What type of connector is used by older Android devices?”,“Older Android devices use the USB Micro-B connector.” “What is the purpose of a DC power adapter for a laptop?”,“A DC power adapter allows a user to plug the laptop into a DC power source, such as in a car or on an airplane.” “Why should you choose an AC adapter with the same wattage as the original?”,“Choosing an AC adapter with the same wattage ensures compatibility and proper charging for the device.” “What are the three types of Liquid Crystal Display (LCD) technologies listed in the A+ exam objectives?”,“Twisted Nematic (TN), In-Plane Switching (IPS), and Vertical Alignment (VA)” “Which LCD technology provides better color representation and wider viewing angles?”,“IPS LCDs” “What are the drawbacks of IPS LCDs?”,“Somewhat slower response times and being more expensive” “Which LCD technology has slower response times but offers the best contrast and image depth?”,“Vertical Alignment (VA) LCDs” “What type of back-lighting do LED monitors use?”,“Light Emitting Diodes (LEDs)” “What is the advantage of OLED monitors over LCD monitors?”,“OLED monitors have incredible color contrast ratio and an excellent viewing angle” “What is the purpose of a digitizer?”,“A digitizer converts analog input (written or drawn content) into digital images on the computer” “Where is the most common placement for webcams on laptops?”,“Right above the display on the laptop” “What was the transmission rate of 2G?”,“2G had a transmission rate of up to 53.3 Mbps.” “When was 2G released?”,“2G was released in 1991.” “What were the added services of 2G?”,“2G added text-based SMS services (messaging).” “When was 3G released?”,“3G was released in 2001.” “What is the transmission rate of 3G?”,“3G transmits up to 7.2 Mbps.” “What is the estimated transmission rate of 5G?”,“5G is estimated to be able to reach transmission rates of 20 Gbps.” “What is LED used for in LCD monitors?”,“LED (Light-Emitting Diode) is used as backlighting for an LCD (Liquid Crystal Display).” “What types of LCD monitors need a backlight?”,“IPS, TN, and VA are types of LCD monitors that need a backlight.” “What does IMEI stand for?”,“International Mobile Equipment Identity” “What is the purpose of PRI?”,“To describe how a device connects to the network” “What does IMSI stand for?”,“International Mobile Subscriber Identity” “What does MAC address uniquely identify?”,“A network interface card” “What is the function of a virtual private network (VPN)?”,“To keep browsing confidential and bypass local content blocking efforts.” “What does S/MIME stand for?”,“Secure Multipurpose Internet Mail Extensions” “What does PRL ensure in cellphone connectivity?”,“That the cellphone connects to the most appropriate tower based on location and provider” “What does synchronization mean?”,“To duplicate or back up data from a device”