Question

In: Computer Science

QUESTION 10 Which of the following is NOT a reason that connectivity can be lost? A....

QUESTION 10

Which of the following is NOT a reason that connectivity can be lost?

	A.	The operating system
	B.	The user has the device in airplane mode.
	C.	The app has both a 3G and Wi-Fi connection.

QUESTION 12

To reduce an app's drain on the battery, the app should do which of the following?

A.		Never use any sensors.
B.		Monitor to determine whether a sensor reading needs an update before it uses the sensor.
C.		Shut down all activity when an app is paused.

QUESTION 15

If desired sensor accuracy cannot be attained immediately, what should the app be designed to do?

A.		Block the user until the desired accuracy level can be achieved.
B.		Let the user continue working with the app, but inform the user of progress toward achieving the desired level of accuracy.
C.		Inform the user that the accuracy level has not been achieved..

QUESTION 16

What happens to a running app if a hardware button is pressed on either platform?

A.

The app is destroyed.

B.

The app moves from the running state to another state.

C.

The app is resumed.

Expert Solution

Answer)
Q10. The following is NOT a reason that connectivity can be lost:
A. The operating system

The operating system cannot be a reason simply for the connectivity problem or the loss in connectivity.

Q11. To reduce an app's drain on the battery, the app should do :
C. Shut down all activity when an app is paused.

The app drain on the battery should be checked, and the app should shut down and turn off the activity when the application is paused.

Q12. If desired sensor accuracy cannot be attained immediately, then the app should be designed to:
B. Let the user continue working with the app, but inform the user of progress toward achieving the desired level of accuracy.

The app should let the user work when the desired sensor accuracy cannot be obtained, and thus we should inform the user for the progress and for achieving the level of the accuracy which should be desired.

Q13. When running app if a hardware button is pressed on either platform:
B. The app moves from the running state to another state.

The app will move from the running state to some other state when the hardware button is pressed on the platform, as using this mode the app will stop all the active tasks which are running on the screen.

venereology answered 1 month ago

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