Question 1

Each time you add an object to an Array List using the ______method, the object is added to the of the list.&#10;A) AddObject, end&#10;B) Add, end&#10;C) AddObject, beginning&#10;D) AddToFront, beginning&#10;E) AddToEnd, end

Accepted Answer

The correct method for adding an object to an ArrayList in Java is "add", and by default, it adds the object to the end of the list.

Question 2

The ______method returns a value representing the object on which it is called as text.&#10;A) ToString&#10;B) ToText&#10;C) Text&#10;D) String&#10;E) GotString

Accepted Answer

The ToString method is used in many programming languages, including C# and Java, to return a string representation of an object.

Question 3

Class ArrayList belongs to the_______ namespace.&#10;A) Array&#10;B) List&#10;C) DataStructures&#10;D) Collection&#10;E) None of the above.

Accepted Answer

None of the above.&#10;

Question 4

TabIndex values for controls in a container, such as a Form or GroupBox, must be ______.&#10;A) greater than zero&#10;B) unique&#10;C) identical&#10;D) sequential&#10;E) less than 10

Accepted Answer

TabIndex values must be unique within a container to ensure that the tab order is correctly followed when navigating through controls.

Question 5

The character specified as the access key for a control is________ .&#10;A) bolded&#10;B) highlighted&#10;C) underlined&#10;D) italicized&#10;E) None of the above.

Accepted Answer

The character specified as the access key for a control is typically underlined to indicate its special function as a keyboard shortcut.

Question 6

Access keys allow the user_______ using the keyboard.&#10;A) to perform an action on a control&#10;B) access control names&#10;C) resize the Form&#10;D) enter special characters&#10;E) None of the above.

Accepted Answer

Access keys are designed to allow users to perform an action on a control using the keyboard, enhancing accessibility and usability, especially for users who may have difficulty using a mouse.

Question 7

______enables the ArrayList object to increase its size to accommodate new elements and to decrease its size when elements are removed.&#10;A) Element adjustment&#10;B) The Collection object&#10;C) Dynamic resizing&#10;D) Automatic sizing&#10;E) Both a and b.

Accepted Answer

Dynamic resizing is the feature that allows an ArrayList in Java to automatically adjust its capacity (increase or decrease) based on the addition or removal of elements.

Question 8

The_______ event is raised when the value selected in a ComboBox changes.&#10;A) ValueChanged&#10;B) SelectedIndexChanged&#10;C) SelectedItemChanged&#10;D) IndexChanged&#10;E) StateChanged

Accepted Answer

The correct event for when the value selected in a ComboBox changes is "SelectedIndexChanged". This event is specifically designed to notify when the index of the selected item is changed, which is a common scenario in ComboBox controls.

Question 9

A class must be______ before objects of that class can be created.&#10;A) added to the Form&#10;B) declared as Private&#10;C) contain properties&#10;D) added to the application's project&#10;E) None of the above.

Accepted Answer

A class must be added to the application's project before objects of that class can be created. This ensures that the class definition is available to the application, allowing it to instantiate objects of that class.

Question 10

If the variable type of the element in a foreach statement cannot be converted to the same variable type as the collection's objects, _____.&#10;A) the body of the statement is ignored&#10;B) a syntax error occurs&#10;C) a runtime error occurs&#10;D) a logic error occurs&#10;E) None of the above.

Accepted Answer

A runtime error occurs because the foreach loop expects the elements it iterates over to be of a compatible type. If they are not, the program will compile successfully but will throw an exception at runtime when it tries to cast the elements to the specified type.

Question 11

The ______view allows you to set the TabIndex properties for controls by clicking the controls on the Form.&#10;A) Tab Index&#10;B) Tab View&#10;C) Tab Order&#10;D) Tabs&#10;E) Tab Stops

Accepted Answer

The answer of The ______view allows you to set the...

Deck 20: Shipping Hub Application