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Northern Virginia Community College *
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45AW
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Information Systems
Date
Feb 20, 2024
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docx
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2
Uploaded by DoctorSnakePerson1077
Question: What is the importance of settings permissions in app development?
Answer: Permissions allow certain restrictions to be imposed primarily to protect data and code. Without these, codes could be compromised, resulting to defects in functionality.
Question: What is AAPT?
Answer: AAPT is short for Android Asset Packaging Tool. This tool provides developers with
the ability to deal with zip-compatible archives, which includes creating, extracting as well as viewing its contents.
Question: When does ANR occur?
Answer: The ANR dialog is displayed to the user based on two possible conditions. One is when there is no response to an input event within 5 seconds, and the other is when a broadcast receiver is not done executing within 10 seconds.
Question: Differentiate Activities from Services.
Answer: Activities can be closed, or terminated anytime the user wishes. On the other hand, services are designed to run behind the scenes, and can act independently. Most services run continuously, regardless of whether there are certain or no activities being executed.
Question: What composes a typical Android application project?
Answer: A project under Android development, upon compilation, becomes an .apk file. This
apk file format is actually made up of the AndroidManifest.xml file, application code, resource files, and other related files.
Question: What are containers?
Answer: Containers, as the name itself implies, holds objects and widgets together, depending on which specific items are needed and in what particular arrangement that is wanted. Containers may hold labels, fields, buttons, or even child containers, as examples.
Question: What language is supported by Android for application development?
Answer: The main language supported is Java programming language. Java is the most popular language for app development, which makes it ideal even for new Android developers to quickly learn to create and deploy applications in the Android environment.
Question: What is ANR?
Answer: ANR is short for Application Not Responding. This is actually a dialog that appears to the user whenever an application have been unresponsive for a long period of time.
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