AND-801 Online Practice Questions and Answers

When is the intent resolution process triggered?

A. When the system receives an implicit intent to start an activity.

B. When an explicit intent starts a service.

C. When the system receives an explicit intent to start an activity.

D. When the application calls method startAcitivyIntentResolution.

Which method should you use to start a sub-activity?

A. startActivity(Intent intent)

B. startActivityForResult(Intent intent)

C. startService(Intent intent)

D. startSubActivity(Intent intent)

Which of the following is a valid sequence of invokes to Activity lifecycle methods? (Choose two)

A. onCreate > onStart > onResume > onPause> onStop> onCreate

B. onCreate > onStart > onResume > onPause> onStop>onRestart

C. onCreate > onStart > onResume > onPause> onStop>onDestroy

D. onCreate > onStart > onResume > onPause> onStop>onResume

Which of the following tools dumps system log messages including stack traces when the device or emulator throws an error?

A. DDMS

B. Logcat

C. Console

D. ADB

Which of the following is not true about tag in AndroidManifest file?

A. Declares an activity that implements part of the application's visual user interface.

B. Contained in tag.

C. Declares a single hardware or software feature that is used by the application.

D. Has an attribute that specifies the name of the Activity sub-class that implements the activity.

Which of the following tools creates certificates for signing Android applications?

A. adb

B. logcat

C. keytool

D. certgen

Which of the following is not included in the Android application framework?

A. WindowManager

B. NotificationManager

C. DialerManager

D. PackageManager

The following image includes Android code for an app that contains a button with an id : "Downloadbutton".

When the app user clicks this button, a progress bar with id: "progressBar" will show up.

What will happen if you change *'rate+=10" illustrated with green underlined text to "rate+=50"?

A. No any change m progress bar work.

B. The progress bar will finish within two steps only.

C. You will get error and the app will not work.

D. The progress bar will work before slowly than before.

The following Android code will show the small popup message "Message saved as draft" for 3.5 seconds, and then automatically disappears: Toast.makeText(this, "Message saved as draft". Toast.LENGTH_LONG).show()

A. True

B. False

The following image includes Android code for creating a Date Picker. The date will appear in TextView which has id: dateText. Which of the following choices is correct about why you must add T to the month as illustrated in the code highlighted in brown?

A. Because the month starts from 0 until 11; therefore, adding 1 gives the correct montn value.

B. No value will be added to the month, it is date style only.

C. This a part of me loop.

D. To avoid any conflict due to difference in the time zone.