Event-Driven Programming Test Questions
Course Introduction
Event-Driven Programming is a paradigm centered on the flow of program execution being determined by events such as user actions, sensor outputs, or message passing from other programs. This course introduces students to the core concepts and patterns of event-driven architecture, including event listeners, handlers, and the use of event loops. Students will learn how to design interactive applications where components respond to user inputs and system-generated events in real time. Through practical exercises and real-world examples, the course covers techniques for managing asynchronous operations, handling concurrency, and building responsive GUIs and networked applications. The curriculum emphasizes problem-solving, modular design, and the implementation of event-driven systems in languages commonly used for these applications.
Recommended Textbook
Starting out with Visual C# 2012 3rd Edition by Tony Gaddis
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11 Chapters
1094 Verified Questions
1094 Flashcards
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2
Chapter 1: Introduction to Computers and Programming
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161 Verified Questions
161 Flashcards
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Sample Questions
Q1) The ____________ is considered by many to be the world's first programmable electronic computer.
A) UNIVAC
B) ENIAC
C) Apple II
D) Harvard MARK I
Answer: B
Q2) The ovals, which appear at the top and bottom of a flowchart, are called
A) input symbols
B) processing symbols
C) terminal symbols
D) output symbols
Answer: C
Q3) In programming, an object is a physical device.
A)True
B)False
Answer: False
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Chapter 2: Introduction to Visual C
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131 Verified Questions
131 Flashcards
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Sample Questions
Q1) 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 Answer: B
Q2) When a piece of data is written into a program's code, it is called a ____________.
A) constant
B) sentinel
C) value
D) literal Answer: D
Q3) Each form and control in an application's GUI must have a name that identifies it.
A)True
B)False Answer: True
Q4) A Label control's BorderStyle property is set to FixedSingle by default. Answer: NOT ANSWERED
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Chapter 3: Processing Data
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174 Verified Questions
174 Flashcards
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Sample Questions
Q1) You can assign a value to a variable only if the value is compatible with the variable's
A) data type
B) name
C) scope
D) lifetime
Answer: A
Q2) The ____________ is commonly used in financial applications because it can store real numbers with a great deal of precision.
A) string
B) int
C) double
D) decimal
Answer: D
Q3) The same rules for identifiers that apply to control names also apply to variable names.
A)True
B)False
Answer: True
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Page 5
Chapter 4: Making Decisions
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77 Verified Questions
77 Flashcards
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Sample Questions
Q1) When you want to create a check box on a form, you use the ____________, which is found in the Common Controls section of the Toolbox.
A) CheckBox control
B) RadioButton control
C) ListBox control
D) LinkLabel control
Q2) To convert a string to a double, we use the ____________ method.
A) String.ToDouble
B) double.TryParse
C) Try.ParseDouble
D) ToString
Q3) When the user selects an item in a ListBox, the item is stored in the ListBox's ____________ property.
A) Checked
B) SelectedValue
C) DataSelection
D) SelectedItem
Q4) You cannot compare string variables with string literals.
A)True
B)False
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Chapter 5: Loops, Files, and Random Numbers
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109 Verified Questions
109 Flashcards
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Sample Questions
Q1) When you work with a ____________, you access data from the beginning of the file to the end of the file.
A) sequential access file
B) direct access file
C) text file
D) input file
Q2) When the user specifies a location and filename with the Save As dialog box, the file's path and filename are stored in the control's FilePath property.
A)True
B)False
Q3) You can call a Random object's ____________ method to get a random floating-point number between 0.0 and 1.0.
A) GetDouble
B) NextFloat
C) NextDouble
D) DoubleRand
Q4) A direct access file is also known as a random access file.
A)True
B)False
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Chapter 6: Modularizing Your Code With Methods
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61 Verified Questions
61 Flashcards
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Sample Questions
Q1) A parameter variable, often simply called a(n)____________, is a special variable that receives an argument when a method is called.
A) parameter
B) argument
C) reference
D) variable
Q2) To create a method you write its specification parameters.
A)True
B)False
Q3) In a general sense, a class is a collection of statements that performs a specific task.
A)True
B)False
Q4) A parameter variable's scope is the ____________ in which the parameter variable is declared.
A) namespace
B) class
C) field
D) method
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Chapter 7: Arrays and Lists
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99 Flashcards
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Sample Questions
Q1) To declare a two-dimensional array, two ____________ are required: The first one is for the number of rows, and the second one is for the number of columns.
A) reference variables
B) Boolean variables
C) named constants
D) size declarators
Q2) The ____________ creates an object in memory and returns a reference to that object.
A) .NET Framework
B) new operator
C) = operator
D) % operator
Q3) Because the foreach loop automatically knows the number of elements in an array, you do not have to use a counter variable to control its iterations, as with a regular for loop.
A)True
B)False
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9
Chapter 8: More About Processing Data
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87 Flashcards
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Sample Questions
Q1) Like strings, enumerators must be enclosed in quotation marks.
A)True
B)False
Q2) Look at the following code sample: struct Pet
{ Public string name; Public int age; Public string type; }
Const int SIZE = 4; Pet[] cats = new Pet[SIZE];
Which one of the following statements assigns the string "Pickles" to the name member of cats[2]?
A) "Pickles" = cats[2];
B) cats[2].name = "Pickles";
C) cats.name[2] = "Pickles";
D) cats[2].name("Pickles");
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Page 10
Chapter 9: Classes and Multiform Projects
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89 Flashcards
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Sample Questions
Q1) A constructor that accepts arguments is known as a(n) ____________.
A) parameterized constructor
B) alternate constructor
C) constructor method
D) aliased constructor
Q2) A method's ____________ is not part of the signature.
A) return type
B) name
C) parameter data type
D) argument kind
Q3) A form can be both modal and modeless.
A)True
B)False
Q4) An error will occur if you to try to assign a value to a read-only property.
A)True
B)False
Q5) It is perfectly legal to write a class without any constructors.
A)True
B)False
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Chapter 10: Inheritance and Polymorphism
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Sample Questions
Q1) If the derived class introduces additional methods, properties, or fields, as base class reference variable cannot access them.
A)True
B)False
Q2) A(n) ____________ is a method that appears in a base class but expects to be overridden in a derived class.
A) shadow method
B) base method
C) derived method
D) abstract method
Q3) A base class reference variable knows only about the members that are declared in the ____________.
A) derived class
B) base class
C) method header
D) parameterless constructor
Q4) You can think of the derived class as an extended version of the base class.
A)True
B)False
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Chapter 11: Databases
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69 Verified Questions
69 Flashcards
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Sample Questions
Q1) Once the data is stored using the database management system, applications may be written in ____________ to communicate with the DBMS.
A) Java
B) C#
C) Visual Basic
D) any of these
Q2) A ____________ can display an entire database table in a scrollable grid on an application's form.
A) BindingNavigator control
B) DataSet control
C) Chart control
D) DataGridView control
Q3) If a particular column is not allowed to be null, anytime you add a row of data to the table, the DBMS will require a value for the column.
A)True
B)False
Q4) SQL does not support relational operators.
A)True
B)False
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