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2021 Aug AND-401 free practice test
Q61. Which method is used to close an activity?
A. Destroy()
B. Finish()
C. Stop()
D. Close()
Answer: B
Q62. Which UI does the following code builds?
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android=http://schemas.android.com/apk/res/android
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical" >
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="horizontal" >
<TextView
android:id="@+id/textView1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Name:" />
<EditText
android:id="@+id/editText1"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_weight="1"
android:ems="10" />
</LinearLayout>
<Button
android:id="@+id/button1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Post" />
</LinearLayout>
A. An edit text to the left of a text view and a button beneath it
B. An edit text to the right of a text view and a button to the right of the text view
C. An edit text to the right of a text view and a button beneath them
D. A text view, an edit text beneath it and the button beneath the edit text
Answer: C
Q63. Which of the following is NOT true about class DefaultHttpClient?
A. It supports HTTPS
B. It supports streaming uploads and downloads
C. It is only supported on Android versions 2.2 and older
D. It is Andriod’s default implementation of an HTTP client
Answer: C
Q64. Which of the following is true about the Dialog class? (Choose two)
A. You can add a custom layout to a dialog using setContentView().
B. A dialog has a life-cycle independent of the Activity.
C. A dialog is displayed on the screen using method show().
D. It does not have a method to access the activity that owns it.
Answer: A,C
Q65. Which of the following statements about DDMS is incorrect?
A. You can display a list of currently running threads and select one to check its stack
trace.
B. You can use it to acquire screenshots of a terminal.
C. You can forcibly execute garbage collection and check the present heap usage status.
D. You can do simulations of network zone speed and bandwidth limitations.
Answer: D
Improved AND-401 exam cram:
Q66. Which of the following best explains the Android context menus?
A. It is a popup menu displays a list of items in a vertical list that's anchored to the view that invoked the menu.
B. It is a floating menu that appears when the user performs a long-click on an element. It provides actions that affect the selected content or context frame.
C. It is the primary collection of menu items for an activity. It's where you should place actions that have a global impact on the app, such as "Search," "Compose email," and "Settings".
D. It is a sub-menu of an options menu item.
Answer: B
Q67. What does the src folder contain?
A. Image and icon files.
B. XML resource files.
C. The application manifest file.
D. Java source code files.
Answer: D
Q68. Which of the following information is not included in the Manifest file?
A. The activities contained in the application.
B. The permissions required by the application.
C. The application’s minimum SDK version required.
D. The handset model compatible with your application.
Answer: D
Q69. Which of the following a Notification object must contain? (Choose three)
A. A small icon
B. A detail text.
C. A notification sound
D. A title
Answer: A,B,D
Q70. Which of the following is NOT true about onMeasure() method of class View?
A. It measures the view and its contents to determine the measured width and height.
B. It is invoked by measure().
C. The When overriding this method, a developer must call setMeasuredDimension().
D. It takes three parameters: the height, width, and the depth of the view.
Answer: D