Quiz 1 Mobile Devices Last updated on by Comments off 0% 1 votes, 5 avg 77 Exam duration : 30 seconds Allocated time completed Exam Category - Mobile Devices Questions on Mobile devices based on the CompTIA A+ 220-1001 Core 1 objectives from 1.0 to 1.7 1 / 9 Category: Mobile Devices Which display technology creates images by shining a light through liquid crystals? Pixels QLED LED Plasma LCD 2 / 9 Category: Mobile Devices What is the fundamental use of the power converter/adapter on your laptop charger? To convert the AC power from the wall outlet to the DC power that the laptop can use To give your laptop battery a power boost It is used in place of a UPS (Uninterruptible Power Supply) Power adapter is not an essential component of a Laptop ExplanationThe power supply inside a traditional desktop enables conversion from AC power to DC power that your computer uses. Due to the compact size of a laptop, the laptop charger comes with its own converter, allowing you to convert to DC power externally. 3 / 9 Category: Mobile Devices Which part of a computer is used with older display technology to convert DC power to AC power? UHD Inverter SVGA Converter ExplanationAn inverter is used with older technology to convert the DC power inside your computer into AC power that can be used for the display. This is found with older displays that use CCFL (cold cathode fluorescent lamps). 4 / 9 Category: Mobile Devices A mobile device that is primarily used to help track how many steps you have walked during the day My Fitness Pal Any mobile phone Gym Watch Fitness Monitor ExplanationThis type of wearable technology can tell you all sorts of information about fitness. It can track heart rate, distance traveled, and calories burned, to name a few. My Fitness Pal is an available app for the same purpose, but not a device. 5 / 9 Category: Mobile Devices A co-worker Sally, working at Your Dream Website comes and asks you to suggest a mobile device that is useful for reading books on the go? Which device would you suggest from the following? Smartphone e-reader A Tablet Laptop ExplanationE-readers were made with book readers as their primary target customers, allowing them to download electronic books wirelessly while on the go. It’s lighter than carrying a physical book around, and it’s often cheaper to buy an electronic copy of the book as well. 6 / 9 Category: Mobile Devices Which two SATA based formats does a laptop SSD come in? SSD is an expensive technology and is not available in Laptops. 1.8 inch and 2.5 inch 2.1 inch and 2.5 inch SSD does not come in SATA compatibility mode. SSD only supports IDE/EIDE ExplanationThe two SATA formats used for SSD drives for laptops include a 1.8 inch and 2.5 inch. There is also a newer format which is non-SATA based, which uses the M.2 motherboard socket. 7 / 9 Category: Mobile Devices One of the employee Daryl, working at Your Dream Website is back from vacation, but cannot find his company’s given laptop when he gets back to the office. According to him he had left the laptop on the desk, powered off and disconnected from the network. It appears that the laptop has been stolen. What could Daryl have done to prevent his laptop from being physically stolen? He should have taken the Laptop with him Daryl should have left the Laptop under his office desk The Laptop should have been configured with a strong BIOS password A Laptop cable lock could have prevented the theft ExplanationLaptop cable locks will lock into place inside your laptop when you slide it in, and attach to the system board. Before locking it, you take the cable and loop it around a very sturdy object, such as a part of your desk. This will likely prevent it from being stolen, as the thief now must also take the object that it is tied around, or risk damaging the laptop, leaving the Laptop on the desk had allowed the thief to put it in any hand bag and carry it away. 8 / 9 Category: Mobile Devices Chang is having a problem with his new work laptop. He let his children play on the laptop when he went home yesterday after work, and ever since then, the display has been showing up much darker, making it hard to read. What can Paul try adjusting on his laptop to fix this issue? Screen Orientation seems to have been changed and needs to be reset Run system restore to restore to the previous working condition Recharge the battery of the Laptop Simply adjust the screen brightness ExplanationSince the children had been using the Laptop before the screen issue happened; the likely conclusion would be to try adjusting the screen brightness to a better setting. 9 / 9 Category: Mobile Devices Which mobile communications technology allows two portable devices to communicate wirelessly at a range of about 2 inches, supports encryption, and is becoming a very popular mode of sending payments using a smartphone? NFC Bluetooth 802.11 ac A chip enabled tap card ExplanationNear Field Communication (NFC) is the technology behind some of the most popular mobile payment systems in use, including Apple Pay and Android Pay. This is a short-range technology that only works over a limited area, such as holding up your phone to a checkout terminal at a retail store. 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