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Questions and Answers

Which updates are sent to cell towers as the PRL is updated?

  • Scatternet updates
  • PRI updates
  • Bluetooth updates
  • Baseband updates (correct)

    • When are PRI updates needed for CDMA devices?

  • When the network is evolving
  • When the device is moving to a new network
  • When the device has a new owner
  • All of the above (correct)

    • What is the setup process for Bluetooth pairing?

  • Devices being paired to create a personal area network (PAN) (correct)
  • Devices being updated with baseband updates
  • Devices being updated with PRI updates
  • Devices being linked to a scatternet

    • What technologies are commonly used in cellular location services to determine a device's location?

    <p>All of the above (D)</p> Signup and view all the answers

    Which generation of wireless communications introduced digital transmissions on wider frequency bands with greater mobility and digital encryption of conversations?

    <p>2G (D)</p> Signup and view all the answers

    What features were added in the third generation (3G) of wireless communications?

    <p>Both of the above. (C)</p> Signup and view all the answers

    What frequency ranges are supported by the fifth generation (5G) of wireless communications?

    <p>Frequency range 1 (FR1) and Frequency range 2 (FR2). (A)</p> Signup and view all the answers

    Which one of these is true about the preferred roaming list (PRL) in mobile devices?

    <p>The PRL is a list of other carrier networks and frequencies that allows the device to maintain a connection by roaming on another carrier's network when needed. (B)</p> Signup and view all the answers

    Which one of these devices generally requires manual configuration and enabling of cellular connections?

    <p>Laptops (B)</p> Signup and view all the answers

    What types of devices are generally enabled for communication to cellular data networks by default?

    <p>Smartphones and tablets (A)</p> Signup and view all the answers

    What is required for cellular communications to be configured and enabled on laptops and tablets?

    <p>A Subscriber Identification Module (SIM) card or an embedded SIM (eSIM) (D)</p> Signup and view all the answers

    Which one of these is NOT a component needed to successfully upgrade the RAM, wireless cards, and storage in a collection of laptops from different vendors?

    <p>Operating system (A)</p> Signup and view all the answers

    Which one of these is the correct order of the five generations of cellular data networks and communication?

    <p>1G, 2G, 3G, 4G, 5G (B)</p> Signup and view all the answers

    What is the purpose of Mobile Application Management (MAM)?

    <p>To manage mobile software development (A)</p> Signup and view all the answers

    What is the main purpose of a USB connection?

    <p>To connect devices for data transmission and power supply (B)</p> Signup and view all the answers

    Which of the following is the correct purpose of GSM SIM cards?

    <p>To enable portability and compatibility across service providers (A)</p> Signup and view all the answers

    Which of the following security features did the addition of 3G provide?

    <p>Two-way authentication (C)</p> Signup and view all the answers

    What is the necessary step to use a new Bluetooth headset after enabling Bluetooth and turning on the headset?

    <p>Pair the headset with the phone (D)</p> Signup and view all the answers

    Which of the following is a precaution that should be taken when upgrading or replacing laptop components?

    <p>Applying electrostatic discharge (ESD) precautions (D)</p> Signup and view all the answers

    Which resource provides coverage on electrostatic discharge (ESD) protections and preventive measures?

    <p>'Mike Meyers’ CompTIA A+ Core 2 Certification Passport (Exam 220-1102)' (B)</p> Signup and view all the answers

    What are the steps to replace a laptop keyboard?

    <p>Remove the retaining screw from the bottom of the laptop and push the keyboard up (D)</p> Signup and view all the answers

    What are the different types of mass storage devices that can be used in a laptop?

    <p>Hard disk drives (HDDs), solid-state drives (SSDs), and solid-state hybrid drives (HHDs or SSHDs) (C)</p> Signup and view all the answers

    Which of the following is NOT a type of M.2 SSD?

    <p>eMMC (D)</p> Signup and view all the answers

    What is the form factor for RAM in desktop PCs?

    <p>DIMM (C)</p> Signup and view all the answers

    What is the main purpose of the Windows Biometric Framework (WBF)?

    <p>To provide native support for biometric devices (B)</p> Signup and view all the answers

    What is the purpose of near-field scanning in computer security?

    <p>To detect and measure potential threats (D)</p> Signup and view all the answers

    Which of the following is NOT an advantage of upgrading to an SSD from a magnetic disk for a laptop?

    <p>Higher storage capacity (D)</p> Signup and view all the answers

    Which of the following devices requires manual configuration and enabling of cellular connections?

    <p>Laptops (B)</p> Signup and view all the answers

    What is the process to enable or disable network communications over cellular or Wi-Fi networks on mobile devices?

    <p>Accessing the Start menu and opening Settings (C)</p> Signup and view all the answers

    What are the defined methods for configuring and enabling a connection to communication mediums on mobile devices running a full operating system?

    <p>Accessing the Start menu and opening Settings (B)</p> Signup and view all the answers

    What steps are involved in setting up synchronization between Outlook (Exchange) and an Android device?

    <p>Select Manually Setting and fill in the Domain/Username entry (D)</p> Signup and view all the answers

    What are baseband updates also known as?

    <p>Firmware updates (D)</p> Signup and view all the answers

    Which of the following is the correct purpose of GSM SIM cards?

    <p>To provide compatibility across service providers (C)</p> Signup and view all the answers

    What is the purpose of Mobile Application Management (MAM)?

    <p>To manage and secure mobile applications (A)</p> Signup and view all the answers

    What do you need to do to use a new Bluetooth headset after enabling Bluetooth and turning on the headset?

    <p>To pair the headset with the phone (D)</p> Signup and view all the answers

    What types of data can be synchronized between a PC and another device?

    <p>All data (A)</p> Signup and view all the answers

    What did the addition of 3G provide in terms of security features?

    <p>Two-way authentication (D)</p> Signup and view all the answers

    Which generation of wireless communications introduced features such as video conferencing, instant messaging, and cellular VoIP?

    <p>3G (D)</p> Signup and view all the answers

    What is the purpose of a mobile hotspot?

    <p>To create a Wi-Fi network to share its cellular data connection (C)</p> Signup and view all the answers

    What are the two primary service protocols used for cellular phone systems?

    <p>GSM and CDMA (A)</p> Signup and view all the answers

    What data speeds are provided by the fourth generation (4G) of wireless communications?

    <p>50 Mbps to 80 Mbps (D)</p> Signup and view all the answers

    What are the frequency ranges supported by the fifth generation (5G) of wireless communications?

    <p>FR1: 410 MHz to 7.125 GHz, FR2: 24.25 GHz to 52.6 GHz (A)</p> Signup and view all the answers

    Which of the following is true about the purpose of a docking station?

    <p>A docking station provides a home for video, network, and audio cables that you would otherwise attach to and detach from a laptop as you move it around. (A)</p> Signup and view all the answers

    What is the purpose of a port replicator?

    <p>A port replicator provides a home for video, network, and audio cables that you would otherwise attach to and detach from a laptop as you move it around. (B)</p> Signup and view all the answers

    What is the main purpose of a USB-C/Type-C connector?

    <p>A USB-C/Type-C connector is completely reversible and can be inserted into a plug with either side up. (D)</p> Signup and view all the answers

    What is the maximum number of USB devices that can be supported by a single USB jack?

    <p>A single USB jack has the capability of supporting as many as 127 USB devices using a series of unpowered USB hubs. (B)</p> Signup and view all the answers

    What is the difference between USB types and USB versions?

    <p>USB types refer to the physical connectors, while USB versions indicate the cabling and transfer speeds. (D)</p> Signup and view all the answers

    Which of the following precautions should be taken when upgrading or replacing laptop components?

    <p>Wear an anti-static wrist strap (A)</p> Signup and view all the answers

    Which resource provides coverage on electrostatic discharge (ESD) protections and preventive measures?

    <p>'Mike Meyers’ CompTIA A+ Core 2 Certification Passport (Exam 220-1102)' (A)</p> Signup and view all the answers

    What are the steps to replace a laptop keyboard?

    <p>Remove the keyboard retaining screw from the bottom of the laptop and push the keyboard up (B)</p> Signup and view all the answers

    What is the difference between 2.5-inch drives and 3.5-inch drives?

    <p>There is no significant difference between 2.5-inch drives and 3.5-inch drives (B)</p> Signup and view all the answers

    How do you replace a hard drive in a laptop?

    <p>Locate the hard drive hatch, remove the screws, detach the old hard drive, attach the mounting hardware to the new drive, and install it properly (A)</p> Signup and view all the answers

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