Question 1

Suppose you wanted to declare a variable called mat that is an array of arrays of ints. The code to declare this variable would be ____________________.

Accepted Answer

The answer of Suppose you wanted to declare a variable...

Question 2

The strings.xml file is located in the res/____ folder.
A) drawable-hdpi
B) drawable-mdpi
C) layout
D) values

Accepted Answer

The strings.xml file is located in the res/values folder in an Android project. This file is used to define string resources for the application.

Question 3

The intent action ____ opens a Web browser on the Android.
A) ACTION_VIEW
B) BROWSE_VIEW
C) HTTP_VIEW
D) WEB_VIEW

Accepted Answer

The ACTION_VIEW intent action is used to open a web browser on Android by passing a URL to it.

Question 4

The code to access the fifth element of an array called names is ____________________.

Accepted Answer

The answer of The code to access the fifth element...

Question 5

A generic layout that displays checkboxes is ____.
A) boxed_list_item
B) checked_list_item
C) list_item_checked
D) simple_list_item_checked

Accepted Answer

simple_list_item_checked is a generic layout that displays checkboxes.

Question 6

URL stands for ____.
A) Uniform Resource Locator
B) Universal Resource Locator
C) Unknown Resource Leash
D) Upstream Responsibility Lock

Accepted Answer

URL stands for Uniform Resource Locator, which is the address used to access resources on the internet.

Question 7

When a list item is selected, its ____ is passed to the executing code.
A) bytecode
B) name
C) position
D) signature

Accepted Answer

The position of the list item is typically passed to the executing code when a list item is selected, allowing the program to identify which item was chosen.

Question 8

To refer to an icon called "myIcon. png'' in the manifest file, the correct reference is android:icon="____".
A) @drawable/myIcon
B) @dpi/myIcon
C) drawable-hdpi/myIcon
D) myIcon

Accepted Answer

In Android, resources like icons are typically stored in the drawable directory, and the correct way to reference them in the manifest file is using the @drawable/ prefix followed by the resource name.

Question 9

The code to declare and initialize an array (in one statement) called fruit that holds the strings "Apple", "Mango", and "Pear", in that order, is _____________________________________________.

Accepted Answer

The answer of The code to declare and initialize an...

Question 10

The ____ is not supported in Android.
A) Firefox
B) Internet Explorer
C) Opera
D) Skyfire

Accepted Answer

Internet Explorer is not supported in Android.

Question 11

If no matching case statement is found, the ____ statement, if it exists, is executed.
A) default
B) finally
C) preferred
D) try

Accepted Answer

The "default" statement in a switch-case construct is executed if no matching case is found.

Question 12

In an ImageView manifest element, the property that refers to the image file to display is android:____.
A) id
B) layout_height
C) layout_marginTop
D) src

Accepted Answer

The android:src property in an ImageView manifest element specifies the image file to display.

Question 13

The options inside a switch statement are enclosed between ____.
A) [ and ]
B) { and }
C) | and |
D) begin and end

Accepted Answer

The options inside a switch statement are enclosed between { and }.

Question 14

Each item in the array is referenced using a(n) ____________________.

Accepted Answer

The answer of Each item in the array is referenced...

Question 15

Each individual item in an array is called a(n) ____________________.

Accepted Answer

The answer of Each individual item in an array is...

Question 16

The ____ statement allows you to choose from many statements based on an integer or single character input.
A) choose
B) option
C) select
D) switch

Accepted Answer

The "switch" statement in programming languages like C, C++, and Java allows you to select one of many code blocks to be executed based on the value of an integer or character input.

Question 17

When opening a Web site with an intent, the last argument is a(n) ____.
A) image
B) string
C) URI
D) URL

Accepted Answer

The last argument is a URI (Uniform Resource Identifier), which is a string that identifies a resource on the web.

Question 18

Apps can talk to each other very simply using ____.
A) activities
B) classes
C) intents
D) values

Accepted Answer

Intents are used in Android to facilitate communication between different components, including apps, allowing them to request actions or data from each other.

Question 19

To refer to the elements of an array called "travel" in the manifest, the proper reference is android:text="____".
A) @+id/travel
B) @+travel
C) @travel
D) travel

Accepted Answer

The correct syntax for referencing an array element in the manifest is @+id/arrayName.

Question 20

The ____ is called when an item in a list is selected.
A) clicked
B) itemClicked
C) itemWasClicked
D) onListItemClick

Accepted Answer

The onListItemClick method is called when an item in a list is selected.

Quiz 5: Investigate Android Lists, Arrays, and Web Browsers

Suppose you wanted to declare a variable called mat that is an array of arrays of ints. The code to declare this variable would be ____________________.

The strings.xml file is located in the res/____ folder.

The intent action ____ opens a Web browser on the Android.

The code to access the fifth element of an array called names is ____________________.

A generic layout that displays checkboxes is ____.

URL stands for ____.

When a list item is selected, its ____ is passed to the executing code.

To refer to an icon called "myIcon. png'' in the manifest file, the correct reference is android:icon="____".

The code to declare and initialize an array (in one statement) called fruit that holds the strings "Apple", "Mango", and "Pear", in that order, is _____________________________________________.

The ____ is not supported in Android.

If no matching case statement is found, the ____ statement, if it exists, is executed.

In an ImageView manifest element, the property that refers to the image file to display is android:____.

The options inside a switch statement are enclosed between ____.

Each item in the array is referenced using a(n) ____________________.

Each individual item in an array is called a(n) ____________________.

The ____ statement allows you to choose from many statements based on an integer or single character input.

When opening a Web site with an intent, the last argument is a(n) ____.

Apps can talk to each other very simply using ____.

To refer to the elements of an array called "travel" in the manifest, the proper reference is android:text="____".

The ____ is called when an item in a list is selected.