What is mobile computing?

• Accessing data only through wired devices

• Using mobile devices to transmit data wirelessly

• Computing using only desktop computers

• Using fixed physical networks for communication

What is mobile computing?Which of the following is NOT a characteristic of a true mobile device?

• Portability

• Internet access

• Ability to take photos

• Requires constant power supply

Which technology advancement helped in the evolution of mobile computing?

• Larger antennas

• Two-way radios

• Faster digital electronics

• CRT monitors

What does a mobile device battery's capacity depend on?

• Internet speed

• Lithium-ion chemistry

• External memory storage

• Physical size of the device

What is Android Studio?

• A platform for building iOS applications

• A software development environment for Android apps

• A tool for designing websites

• A text editing software for coding

What file type defines the structure and metadata of an Android app?

• styles.xml

• AndroidManifest.xml

• build.gradle

• colors.xml

Which of these is NOT part of the Android Studio User Interface?

• Editor Window

• Toolbar

• Search bar

• Navigation bar

Which view is used for text input in Android?

• ImageView

• EditText

• Button

• TextView

How can you display an image in an Android app?

• Button

• ImageView

• TextView

• CheckBox

What is the purpose of the Activity component in Android?

• To manage the UI and handle user interactions

• To connect to external databases

• • To store image resources

• • To define app permissions