Comptia A+ Core 1 Exam: Guide To Computing Infrastructure (mindtap Course List)
10th Edition
ISBN: 9780357108376
Author: Jean Andrews, Joy Dark, Jill West
Publisher: Cengage Learning
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Chapter 9, Problem 11TC
Explanation of Solution
Given:
A smartphone that is having connection problems in another country.
To find:
The reason why updating the PRL might restore the connectivity to the local cellular network.
The update PRL option in the smartphone...
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You're traveling across the country for a much-anticipated vacation. When you get there, your smartphone seems to be having trouble connecting to the local cellular network. You call the provider, and the technician suggests you update the PRL. Why might this help? Where would you find this option on your Android smartphone to perform the update?
You’re traveling across the country for a much-anticipated vacation. When you get there, your smart-phone seems to be having trouble connecting to the local cellular network. You call the provider, and
the technician suggests you update the PRL. Why might this help?
You work for a company that provides dozens of the same smartphone model for its employees. While troubleshooting one smartphone that won’t connect to the cellular network, you call the provider’s tech support number for some assistance. The technician asks for the device’s IMEI. What is she trying to determine? Why is this important?
Chapter 9 Solutions
Comptia A+ Core 1 Exam: Guide To Computing Infrastructure (mindtap Course List)
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- Your company has built a network, but in one of the buildings, some of the devices have stopped working. None of the devices are even turned on. To satisfy your employer, you've agreed to investigate the likely causes of the malfunctioning machinery. Provide suggestions for measures that may be taken to increase the safety of other devices. Please detail two potential approaches to this.arrow_forwardIn your job, you're given the same model phone by your company, which has hundreds of workers. One of your smartphones won't connect to the cellular network, so you contact the provider's tech support hotline for assistance. An IMEI number is requested by the technician. Her quest to understand what it all means is a mystery. What does this mean?arrow_forwardWhen you go to the conference room, you find out to your great dismay that the cable does not work in any of the ports on your laptop. This is a major source of frustration for you. Do you believe there is anything more that I need to be aware of that you haven't already mentioned?arrow_forward
- Complete the following procedure and answer the accompanying questions. 1. On an HP Pavilion dm3z laptop, you cannot get the wireless NIC to attach to the wireless network. What are some steps you can take, as recommended by HP, to help in this situation? Write at least three solutions as well as the URL where you found the solution. 2. What does the term Wake on Wireless mean and at what URL did you locate the answer? 3. Locate a type of cloud service that is not SaaS, DaaS, PaaS, or IaaS. Write the cloud service type, its purpose, and the URL where you found this information. 4. Find an Internet forum that discusses Bluetooth and Windows 7 on Lenovo laptops. Write one key piece of information you found about configuring Bluetooth. Write the URL where you found the information. 5. Find an Internet site that explains the differences between CAT 5e and CAT 6 UTP cable. Write which standard you would recommend to the CIO and why. List the URL where you found this information.arrow_forwardA modem that is attached to the telephone system by jamming the phone's handset into two flexible receptacles in the coupler? a. bridge b. gateway c. acoustic coupler d. time-division multiplexerarrow_forwardYour company has recently been hired to install a smart security system for a large office building. The system will include security cameras, voice-controlled lights, smart locks, and smart thermostats. Some of the security cameras will be installed outdoors throughout the parking lot. Which wireless IoT protocol should your company use for the installation?arrow_forward
- A known excellent external modem installed on a leased line exhibits no carrier detect light.Where is the most likely source of the issue?Why are you talking on the phone? Isn't it?arrow_forwardThere are no ports available that satisfy your requirements. You received a new computer screen as a Christmas gift from your uncle, and it is rather wonderful. There are no ports on the back of your computer that can accept the connection at the other end of the cable because there are none on the front. Who knows what will transpire in the future?arrow_forwardYou need to integrate wireless but are unable to do so due to interference difficulties.What wireless standard can you use at 5GHz to get 54Mbps?arrow_forward
- Your buddy has asked for your help in establishing a home computer network. Everyone in the home must connect their desktop computers and mobile devices to the network. Create a list of everything that will be required to get this network up and running. If you plan on connecting many computers and mobile devices in your home, you should also detail the architecture you want to use.arrow_forwardWhen the acronym GSM is used in its complete form, what does it mean? The SIM card is a little piece of technology that enables your phone to work.arrow_forwardA transceiver was recently damaged by a lightning strike during a storm. How might you decide whether the ISP is responsible for replacing this device, or whether your company must foot the bill? a. Look at whether the device is located on the ISP’s side of the demarc. b. Look at the manufacturer information on the device’s label. c. Look at purchase records for the device to determine when it was acquired. d. Look at what kinds of cables are connected to this device.arrow_forward
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