Table of Contents
What is used to identify each element in an array?
Terms in this set (24) list of related data of the same type (for example, integers or strings) referred to by a single variable name with an index number to identify each item. An array may have some elements that are numbers and other elements that are strings.
What is each row within a TableLayout associated with?
Android TableLayout going to be arranged groups of views into rows and columns. You will use the <TableRow> element to build a row in the table. Each row has zero or more cells; each cell can hold one View object. TableLayout containers do not display border lines for their rows, columns, or cells.
Which of the following terms defines a rectangular area of the screen that displays an image or text object?
View defines container is a rectangular area of the screen that displays an image or text object.
Which class is responsible for converting between a Date object and a set of integer fields such as YEAR month and so on?
Calendar is an abstract base class for converting between a Date object and a set of integer fields such as YEAR , MONTH , DAY , HOUR , and so on. (A Date object represents a specific instant in time with millisecond precision.
What do we call a variable that is used to represent individual element of the array A?
99 are index associated with var variable and they are being used to represent individual elements available in the array. All arrays consist of contiguous memory locations. The lowest address corresponds to the first element and the highest address to the last element.
How the array elements are inserted?
Logic to insert element in array Store it in some variable say size and arr . Input new element and position to insert in array. To insert new element in array, shift elements from the given insert position to one position right. Hence, run a loop in descending order from size to pos to insert.
What is TableLayout?
android.widget.TableLayout. A layout that arranges its children into rows and columns. A TableLayout consists of a number of TableRow objects, each defining a row (actually, you can have other children, which will be explained below). TableLayout containers do not display border lines for their rows, columns, or cells.
Which of the following layout is used to arrange the control in tabular format?
The TableLayout is used for arranging the enclosed controls into rows and columns. Each new row in the TableLayout is defined through a TableRow object. A row can have zero or more controls, where each control is called a cell.
What is used to initialize the instance variables of an object?
A constructor is typically used to initialize instance variables representing the main properties of the created object.
Which template creates an adaptive responsive layout for a set of list items and associated detail content?
Breakpoint system Breakpoint (dp) Handset / Tablet Landscape 1024** large tablet 1280** large tablet 1440** 1600**.
What is the number of pixels an image holds called?
The number of pixels in an image is sometimes called the resolution, though resolution has a more specific definition.
Which of the following allows you to show different topics within a single window?
Multipane layouts provide a way to show different topics within a single window in an intuitive interface. Application templates are used to create basic Android applications that will work on only specific screen sizes.
What creates an animation by performing a series of transformations on a single image?
Tween animation: Creates an animation by performing a series of transformations on a single image with an Animation. Frame animation: or creates an animation by showing a sequence of images in order with an AnimationDrawable .
Which property can be used to offset the content of a control by a specific number of pixels?
Padding can be used to offset the content of the view by a specific number of pixels. For instance, a left padding of 2 will push the view’s content by 2 pixels to the right of the left edge.
What are the three navigation buttons centered on the bottom of the Android tablet screen?
The three buttons on Android have long handled key facets of navigation. The left-most button, sometimes shown as an arrow or a left-facing triangle, took users back one step or screen. The right-most button showed all the currently running apps. The center button took users back to the homescreen or desktop view.
What is used to access individual value in an array?
You can use array subscript (or index) to access any element stored in array. Subscript starts with 0, which means arr[0] represents the first element in the array arr. In general arr[n-1] can be used to access nth element of an array.
What are arrays used for?
Arrays are used when there is a need to use many variables of the same type. It can be defined as a sequence of objects which are of the same data type. It is used to store a collection of data, and it is more useful to think of an array as a collection of variables of the same type.
What is the need of index in an array?
1) Indexed means that the array elements are numbered (starting at 0). 2) The restriction of the same type is an important one, because arrays are stored in consecutive memory cells. Every cell must be the same type (and therefore, the same size).
What is multiple array?
A multi-dimensional array is an array that has more than one dimension. A 2D array is also called a matrix, or a table of rows and columns. Declaring a multi-dimensional array is similar to the one-dimensional arrays.
Which operation is used to insert an element in the stack?
In a stack, push() is a function used to insert an element into the stack. In a stack, the new element is always inserted at top position.
Which strategy is used while doing insertion an item in array?
Insertion Operation Insert operation is to insert one or more data elements into an array. Based on the requirement, a new element can be added at the beginning, end, or any given index of array.
How do I use FrameLayout?
Frame Layout should be used to hold child view, because it can be difficult to display single views at a specific area on the screen without overlapping each other. We can add multiple children to a FrameLayout and control their position by assigning gravity to each child, using the android:layout_gravity attribute.
What is FrameLayout?
FrameLayout is designed to block out an area on the screen to display a single item. Generally, FrameLayout should be used to hold a single child view, because it can be difficult to organize child views in a way that’s scalable to different screen sizes without the children overlapping each other.
What is LinearLayout?
LinearLayout is a view group that aligns all children in a single direction, vertically or horizontally. You can specify the layout direction with the android:orientation attribute. Note: For better performance and tooling support, you should instead build your layout with ConstraintLayout.
