مواضيع ٢

__ is a view, group alliance, or children in single direction, vertically or horizontally

LinearLayout

__ this control is used to display text to the user

TextView

__ This is when the user either clicks or touches or fixes up upon any widget like button, text, image, etc. for one or more seconds

OnLongClickListener()

__ enable user to select the time of the day, and either 24 hour mode or a.m./p.m. mode

TimePicker

three types of menus in android

• Options menu

• Context menu

• Pop-up menu

Which of the following is not a mobile platform?

Windows10

Which method is used to start a drag event in android

startDrag()

Which method returns the X coordinate of the drag point

getX()

Which language is primarily used for android, mobile application development

Java

A push button that could be pressed or clicked by the user to perform an action

Button

A floating list of menu items that displays when a view is long pressed

Context Menu

The four steps in the drag and drop process

• Started

• Continuing

• Dropped

• Ended

ACTION_DRAG_STARTED

Signal the start of a drag and drop operation

ACTION_DRAG_ENTERED

Signals to a view that the drag point has entered the bounding box of the view

ACTION_DROP

Signals to view that the user has released the drag shadow in the drag point has been in the bounding box of the

ACTION_DRAG_ENDED

Signals of the drag and drop operation has concluded

Is a message you can display to the user outside of your application's normal Ul.

Notification

Acquired to create an SQLite database in android

openOrCreateDatabase()

In android, which of the following is a valid way to display a short message on the screen without blocking the users interaction with the app

Toast

The……provides a way to manage the state of an emulator instance or USB-connected Android device..

Android Debug Bridge (ADB)

This method not only insert data, but also used to update or modify already existing data in database using bind arguments

execSQL()

Which of the following statements is true about the notification area and the notification drawer in Android?

Both the notification area, identification, draw of system controlled areas that the user can view at any time

This method gets the speed if it is available in meters/second over ground

float getSpeed()

Which of the following platforms is the best choice for publishing an android application

Google play store

ABD is built of three components

• Client

• Server

• Daemon

getColumnCount()

This method return the total number of columns of the table

getPostion()

This method returns the current position of the cursor in the table

getColumnIndex (String columnName)

This method returns the index number of a column by specifying the name of the column

getColumnNames()

This method returns the array of all the column names of the table

isClosed()

This method returns true if the cursor is closed and return false otherwise