Deck 2: Introduction to Visual C

Question 1

A control's ____________ property identifies the control in the application's code and in the Visual Studio environment.

A) Text
B) Source
C) Tag
D) Name

Answer 1

D

Question 2

The ____________ shows a scrollable list of controls that you can add to a form.

A) Collection
B) Bank
C) Toolbox
D) Shelf

Answer 2

C

Question 3

To run an application in Visual Studio, press the ____________ button on the keyboard or click the Start Debugging button on the toolbar.

A) Enter
B) F5
C) Tab
D) Shift

Answer 3

B

Question 4

Which one of the following Button control names is not a legal C# identifier?

A) _calculateTotalButton
B) printSalesReportButton
C) clear_customer_names_button
D) 1stPlayerStartButton

Question 5

When a(n) ____________ appears around an object in the Designer, it indicates that the object is selected and is ready for editing.

A) sizing handle
B) editing icon
C) bounding box
D) frame

Question 6

Control names are also known as ____________.

A) tags
B) identifiers
C) values
D) labels

Question 7

To delete a control, select it on the form and then press the ____________ key on the keyboard.

A) Delete
B) Z
C) Tab
D) X

Question 8

Button controls have a ____________ property, which holds the text that is displayed on the face of the button.

A) Text
B) Name
C) Description
D) Face

Question 9

When a student is learning computer programming, it is traditional to start by learning to write a ____________ program.

A) Simple
B) Hello World
C) Pseudocode
D) K&R Style

Question 10

____________ allow you to resize a selected object in the Designer by clicking and dragging the mouse when the mouse cursor becomes a two-headed arrow.

A) Bounding boxes
B) Sizing handles
C) ToolTips
D) Properties

Question 11

The ____________ file contains the application's start-up code, which executes when the application runs.

A) Main.cs
B) Code.cs
C) Program.cs
D) Source.cs

Question 12

Which one of the following Button control names is a legal C# identifier?

A) _DisplayOption5Button
B) Exit!Button
C) *Clear*Button*
D) delete Record Button

Question 13

You can click and drag a control to a new location when the mouse cursor is positioned inside the control and the mouse cursor becomes a ____________.

A) two-headed arrow
B) four-headed arrow
C) hand icon
D) scissor icon

Question 14

When you select an object in the Designer, that object's properties are displayed in the ____________ window.

A) Designer
B) Editing
C) Object
D) Properties

Question 15

Selecting the ____________ button in the Properties window causes the properties to be displayed in groups.

A) Grouped
B) Categorized
C) Ordered
D) Type

Question 16

The ____________ naming convention gets its name because the uppercase characters that appear in a name are sometimes reminiscent of a camel's humps.

A) camelCase
B) Pascal
C) Hungarian notation
D) CaMeL style

Question 17

A file that contains program code is called a ____________.

A) source code file
B) program file
C) C# file
D) cs file

Question 18

When selected, the ____________ button causes the properties in the Properties window to be displayed in alphabetical order.

A) Arrange
B) Ascending
C) Descending
D) Alphabetical

Question 19

The ____________ property determines the text that is displayed in the form's title bar.

A) Title
B) Caption
C) Name
D) Text

Question 20

The ____________ property can be used to change the form's width and height in pixels.

A) Area
B) Resolution
C) Size
D) Rectangle

Question 21

A(n) ____________ event occurs on a control when the user clicks the control while the program is running.

A) Action
B) Click
C) Live
D) Mouse

Question 22

If you want to execute a method, you write a statement known as a(n) ____________.

A) event handler
B) executor statement
C) initialization routine
D) method call

Question 23

The ____________ file contains code that is associated with the Form1 form.

A) Form1.cs
B) MainForm.cs
C) Control.cs
D) Window.cs

Question 24

A(n) ____________ is a method that executes when a specific event takes place while an application is running.

A) action sequencer
B) feature coordinator
C) event handler
D) incident manager

Question 25

The time during which an application is executing is referred to as ____________.

A) up time
B) execution
C) run time
D) instancing

Question 26

A(n) ____________ is a container that holds methods (among other things).

A) event
B) namespace
C) queue
D) class

Question 27

When you want to display text on a form, you use a ____________.

A) String control
B) Label control
C) Text control
D) Font control

Question 28

A(n) ____________ is a group of one or more programming statements that performs some operation.

A) algorithm
B) method
C) class
D) namespace

Question 29

Code containers, such as namespaces, classes, and methods, use ____________ to enclose code.

A) braces ({})
B) asterisks (**)
C) parentheses (())
D) brackets ([])

Question 30

The series of ____________ directives that appears at the top of a C# source code file indicate which namespaces in the .NET Framework the program will use.

A) include
B) namespace
C) public
D) using

Question 31

In programming we use the term ____________ to mean string of characters.

A) statement
B) thread
C) word
D) string

Question 32

A ____________ is a container that holds classes.

A) method
B) program
C) namespace
D) list

Question 33

To switch between the Designer and the code editor, you simply click the ____________ for the desired window.

A) icon
B) tab
C) button
D) bounding box

Question 34

Which one of the following statements would correctly display the text "Hello" in a message box?

A) Messagebox("Hello")
B) MessageBox.Show("Hello");
C) msgbox(Hello);
D) msgbox.show(Hello)

Question 35

Just as a period marks the end of a sentence, a ____________ marks the end of a programming statement in C#.

A) space
B) underscore
C) semicolon
D) period

Question 36

When you have a project open in Visual Studio, the time during which you build the GUI and write the application's code is referred to as ____________.

A) prototyping
B) design time
C) visual planning
D) application progression

Question 37

When a string is written into a program's code, it is called a(n) ____________.

A) string literal
B) typed string
C) encoded string
D) string constant

Question 38

A ____________ is a small window, sometimes referred to as a dialog box that displays a message.

A) standard window
B) pop up
C) banner
D) message box

Question 39

In C# code, ____________ are required to indicate the beginning and the end of a string.

A) single quotation marks
B) double quotation marks
C) parentheses
D) semicolons

Question 40

When a piece of data is written into a program's code, it is called a ____________.

A) constant
B) sentinel
C) value
D) literal

Question 41

____________ is a feature of Visual Studio that provides automatic code completion as you write programming statements.

A) IntelliSense
B) AutoComplete
C) Snippet
D) CodeHelper

Question 42

Once you have created a PictureBox control, you use its ____________ property to specify the image that it will display.

A) Picture
B) Image
C) Source
D) Display

Question 43

The ____________ can be accessed in the Properties window by clicking the ellipses that appears next to the Font property's value.

A) Text designer
B) Font dialog box
C) Text editor
D) Font selector

Question 44

You can use a(n) ____________ control to display a graphic image on a form.

A) Image
B) Graphics
C) Texture2D
D) PictureBox

Question 45

When a PictureBox control's SizeMode property is set to ____________, the image is uniformly resized to fit the PictureBox without losing its original aspect ratio.

A) Normal
B) Zoom
C) CenterImage
D) StretchImage

Question 46

A Label control's ____________ property can be used to align the text differently within the label.

A) TextPosition
B) DisplayFont
C) TextAlign
D) GroupFont

Question 47

Label controls have a ____________ property that allows you to display a border around the control's text.

A) Border
B) FrameStyle
C) Frame
D) BorderStyle

Question 48

Which of the following statements would display the number 25 in a Label control named ouputLabel?

A) outputLabel.Text = 25;
B) outputLabel.Text = "25";
C) outputLabel(25);
D) outputLabel = "25";

Question 49

Which one of the following is not a valid setting for a Label control's BorderStyle property?

A) FixedSingle
B) None
C) Fixed3D
D) FixedDouble

Question 50

The ____________ property allows you to set the font, font style, and size of the control's text.

A) Appearance
B) Text
C) Font
D) Graphics

Question 51

In code, you use a(n) ____________ to store a value in a control's property.

A) string literal
B) assignment statement
C) dialog box
D) constant

Question 52

The PictureBox control's ____________ property specifies how the control's image is to be displayed.

A) DisplayMode
B) Visible
C) SizeMode
D) Render

Question 53

The standard notation for referring to a control's property in code is:

A) ControlName.PropertyName
B) ControlName->PropertyName
C) ControlName::PropertyName
D) ControlName

Question 54

The Label control can be found in the ____________ group of the Toolbox.

A) Common Controls
B) Containers
C) Data
D) Components

Question 55

____________ is a term that refers to an image's width to height ratio.

A) Area
B) Bounding box
C) Aspect ratio
D) UV map

Question 56

Label controls have a(n) ____________ property that controls the way they can be resized.

A) Resize
B) AutoSize
C) Locked
D) Redraw

Question 57

A ____________ property can be set to one of two possible values:.

A) Boolean
B) Binary
C) Singular
D) Toggle

Question 58

In C#, the equal sign (=) is known as the ____________.

A) equality operator
B) parity operator
C) assignment operator
D) transfer operator

Question 59

Which of the following statements would clear the text that is displayed in a Label control named cityLabel?

A) cityLabel.Text = "empty";
B) cityLabel.Text = "none";
C) cityLabel.Text = "clear";
D) cityLabel.Text = "";

Question 60

____________ is the default value of the PictureBox control's SizeMode property.

A) AutoSize
B) Normal
C) Zoom
D) StretchImage

Question 61

____________ are short notes that are placed in different parts of a program, explaining how those parts of the program work.

A) Sketches
B) Tags
C) Comments
D) Labels

Question 62

You cannot click and drag controls from the Toolbox onto the form.

Question 63

A(n) ____________ can occupy multiple consecutive lines in a program and starts with /* (a forward slash followed by an asterisk) and ends with */ (an asterisk followed by a forward slash).

A) line comment
B) block comment
C) short comment
D) documentation comment

Question 64

Most controls have a(n) ____________ property that determines whether the control is visible on the form at run time.

A) Enabled
B) Invisible
C) Show
D) Visible

Question 65

When you enter a statement into the code editor, Visual Studio analyzes it, and if a syntax error is found, it is ____________.

A) automatically corrected
B) underlined with a jagged line
C) crossed out
D) highlighted

Question 66

Each form and control in an application's GUI must have a name that identifies it.

Question 67

Deleting a control is simple: you select it and then press the F4 key on the keyboard.

Question 68

To close an application's form in code, you use the statement ____________.

A) me.Quit();
B) this.Close();
C) form.Exit();
D) app.Stop();

Question 69

A(n) ____________ appears on one line in a program and begins with two forward slashes (//).

A) line comment
B) short comment
C) block comment
D) documentation comment

Question 70

Changing the form's Text property will change the form's name.

Question 71

The ____________ shows a description of the error, the source code file that contains the error, the line number and column number of the error, and the name of the project.

A) Debug dialog box
B) Crash pop up
C) Error List window
D) Just In Time debugger

Question 72

Programmers commonly use ____________ in their code to create a sense of visual organization.

A) different font colors
B) documentation comments
C) blank lines and indentations
D) ASCII art

Question 73

When you create Button controls, they are automatically given default names such as button1, button2, and so forth.

Question 74

Once a control has been added to a form, it cannot be deleted.

Question 75

The properties in the Properties window are displayed alphabetically by default.

Question 76

Assuming an application has a PictureBox control named profilePictureBox, which one of the following assignment statements will hide the PictureBox at run time?

A) profilePictureBox.Visible = False;
B) profilePictureBox.Visible = false;
C) profilePictureBox.Invisible = True;
D) profilePictureBox.Invisible = true;

Question 77

The appearance and other characteristics of a GUI object are determined by the object's properties.

Question 78

The Properties window contains a scrollable list of properties, which has two columns: the left column shows each property's name, and the right column shows each property's value.

Question 79

To add a control to a form, you simply find it in the Toolbox and then double-click it.

Question 80

____________ are used by professional programmers to embed extensive documentation in a program' source code.

A) Line comments
B) Block comments
C) Documentation comments
D) Embedded comments