Lab Manual For Comptia A+ Guide To It Technical Support
10th Edition
ISBN: 9780357440780
Author: Jean Andrews, Joy Dark, Jill West
Publisher: Cengage Learning
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Chapter 9, Problem 14TC
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Given:
An app in Android which costs $4.99 has been lost.
To find: A way to recover the missing app...
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Suppose you have a new smartphone and are excited about the range of apps available for it. You read about a really interesting new game that is available for your phone. You do a quick Web search for it and see that a version is available from one of the free marketplaces. When you download and start to install this app, you are asked to approve the access permissions granted to it. You see that it wants permission to “Send SMS messages” and to “Access your address-book”. Should you be suspicious that a game wants these types of permissions? What threat might the app pose to your smartphone, should you grant these permissions and proceed to install it? What types of malware might it be?
Select the two methods of turning on a MacBook Pro.
Check All That Apply
Open the lid.Open the lid.
Double-click the touch pad.Double-click the touch pad.
If in Sleep mode, press the Enter key.If in Sleep mode, press the Enter key.
If in Sleep mode, press the Touch ID button.If in Sleep mode, press the Touch ID button.
Your task is to build a React Native app that can run on Android and iOS that satisfies the following requirements:• Has two screens: MainScreen that implements the main functionality of the application and AboutScreen that shows your full name
• The AboutScreen should be available through a navigation / menu• MainScreen should implement the following functionality- read the following input from the user:- Size of a room in square feet or square meters (switch should be used to change the unit)- Price per unit of flooring- Price per unit of flooring installation
- calculate the total cost of- flooring = size*flooring_price- installation = size*installation_cost- total_cost= flooring+installation
- calculate the tax using the following formula- tax=toatal_cost*0.13
- present following data to the user- installation cost before tax- flooring cost before tax- total cost (installation + flooring) before tax- tax
Chapter 9 Solutions
Lab Manual For Comptia A+ Guide To It Technical Support
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, computer-science and related others by exploring similar questions and additional content below.Similar questions
- It has been connected to your brand-new MacBook Pro with a storage device that the operating system does not recognize, but it does recognize the contents of the device. It instead asks you whether you want to format the device and gives you the option to do so. What may be causing this to happen?arrow_forward10. Changing IRQ Settings. Warning: Changing system resources such as IRQ channels can result in your computer not functioning correctly. Always make a note of the settings before you change anything so you can restore them back if required. Right click on the device in the list (IRQ), and then select properties. Click the Resources tab. Remove the tick from the Use automatic settings option. Select a non-conflicting configuration from the pull-down box. Click OK (Reminder: For the purpose of lab exercise, do not click OK otherwise it will change system's configuration). You may find you cannot manually change your IRQ settings (the Use automatic settings will be greyed out); this is usually related to the ACPI function.arrow_forwardHow do you switch between several open windows? O A. Press the Ctrl+S keystroke combination until the window you want comes into view. OC. Click any portion of an inactive window to bring it to the front OD. Press the F3 key. OB. Click the Switch button on the top-left corner of your screenarrow_forward
- How to find crash logs in the android application?arrow_forwardA storage device that is not recognized by the operating system has been attached to your new MacBook Pro, but the operating system is not recognizing the contents of the device. Instead, it prompts you to choose whether or not to format the device. What might be causing this to occur?arrow_forwardmacOS Terminal is a powerful tool and can be used to kill a hung process or to kill a process you suspect to be mal-ware. First, try to use Force Quit to end the process. If that doesn’t work, use Terminal to end the process. Follow these general directions to practice this skill: 1. Once again, install the Evernote app, but don’t launch it. 2. Open Terminal. Run the following command to list all running processes (the x option displays all processes, even those not started in this shell or user interface): ps x 3. Leave Terminal open. Launch the Evernote app. Return to the Terminal window, and list all running processes again. What are the Evernote app process IDs? Of the two process IDs, which one represents the application itself, and which one represents a login item? 4. The pgrep command combines the functionality of ps and grep. The grep command searches for text within a file. Do research online to find the Apple “man page,” or manual page, for pgrep. What do the –f and –l…arrow_forward
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