Question 1

When an exception is thrown, the application stops running and Visual Studio goes into a special mode known as ____________.

Accepted Answer

A)  debug mode 
B)  break mode 
C)  exception mode 
D)  validation mode 
A)  debug mode 
B)  break mode 
C)  exception mode 
D)  validation mode

Question 2

A variable of the ____________ data type can hold whole numbers only.

Accepted Answer

A)  string 
B)  int 
C)  double 
D)  decimal 
A)  string 
B)  int 
C)  double 
D)  decimal

Question 3

If you want to display an ampersand character in the Text property of a control, use three ampersands (&&&).

Accepted Answer

A) True 
 B)False

Question 4

In C#, an exception handler is written with the ____________ statement.

Accepted Answer

A)  try-catch 
B)  catch-try 
C)  run-break 
D)  break-run 
A)  try-catch 
B)  catch-try 
C)  run-break 
D)  break-run

Question 5

A programmer's tools for performing calculations are ____________.

Accepted Answer

A)  variables 
B)  controls 
C)  math operators 
D)  expressions 
A)  variables 
B)  controls 
C)  math operators 
D)  expressions

Question 6

In C#, a variable must be assigned a value before it can be used.

Accepted Answer

A) True 
 B)False

Question 7

When the user types into a TextBox control, the text is stored in the control's ____________ property.

Accepted Answer

A)  Text 
B)  Input 
C)  String 
D)  Value 
A)  Text 
B)  Input 
C)  String 
D)  Value

Question 8

A(n) ____________ control is a rectangular area on the form that can accept keyboard input from the user.

Accepted Answer

A)  Label 
B)  PictureBox 
C)  Input 
D)  TextBox 
A)  Label 
B)  PictureBox 
C)  Input 
D)  TextBox

Question 9

Which one of the following statements initializes a variable with an integer literal?

Accepted Answer

A)  int score = 2500; 
B)  decimal total = 156.78m; 
C)  double rate = 0.00435; 
D)  string name = "Michelle"; 
A)  int score = 2500; 
B)  decimal total = 156.78m; 
C)  double rate = 0.00435; 
D)  string name = "Michelle";

Question 10

A cast operator is the name of the desired data type, written inside parentheses and placed to the left of the value that you want to convert.

Accepted Answer

A) True 
 B)False

Question 11

Which one of the following statements clears the Text property of a TextBox control named addressTextBox?

Accepted Answer

A)  addressTextBox.Text = Text.Clear; 
B)  addressTextBox.Text = ""; 
C)  addressTextBox = Nothing; 
D)  addressTextBox.Empty(); 
A)  addressTextBox.Text = Text.Clear; 
B)  addressTextBox.Text = ""; 
C)  addressTextBox = Nothing; 
D)  addressTextBox.Empty();

Question 12

If you need to store numbers and perform mathematical operations on them, you have to use a numeric data type.

Accepted Answer

A) True 
 B)False

Question 13

Assuming a string variable named city has already been declared, which one of the following statements assigns the string literal "Vienna" to the variable?

Accepted Answer

A)  "Vienna" = city; 
B)  city + "Vienna"; 
C)  city("Vienna"); 
D)  city = "Vienna"; 
A)  "Vienna" = city; 
B)  city + "Vienna"; 
C)  city("Vienna"); 
D)  city = "Vienna";

Question 14

If all the statements in the try block execute with no exception, the catch block is skipped.

Accepted Answer

A) True 
 B)False

Question 15

The .NET Framework provides a class named ____________, which contains numerous methods that are useful for performing advanced mathematical operations.

Accepted Answer

A)  Linq 
B)  Trig 
C)  Math 
D)  Calc 
A)  Linq 
B)  Trig 
C)  Math 
D)  Calc

Question 16

If you do not initialize a(n) ____________ field, it begins with a special value known as null.

Accepted Answer

A)  int 
B)  decimal 
C)  double 
D)  string 
A)  int 
B)  decimal 
C)  double 
D)  string

Question 17

C# offers a special set of operators known as ____________ that are designed specifically for changing the value of a variable without having to type the variable name twice.

Accepted Answer

A)  identity operators 
B)  combined assignment operators 
C)  quick-change operators 
D)  assessment operators 
A)  identity operators 
B)  combined assignment operators 
C)  quick-change operators 
D)  assessment operators

Question 18

When you pass the formatting string ____________ to the ToString method, the number is returned formatted as currency.

Accepted Answer

A)  "C" or "c" 
B)  "F" or "f" 
C)  "E" or "e" 
D)  "N" or "n" 
A)  "C" or "c" 
B)  "F" or "f" 
C)  "E" or "e" 
D)  "N" or "n"

Question 19

The ____________ method can be used to convert a string to an int.

Accepted Answer

A)  int.Parse 
B)  Parse.int 
C)  Parse.ToString.int 
D)  ToString.Parse.int 
A)  int.Parse 
B)  Parse.int 
C)  Parse.ToString.int 
D)  ToString.Parse.int

Question 20

A ____________ is a field that cannot be changed by any statement in the class.

Accepted Answer

A)  literal field 
B)  constant field 
C)  sentinel field 
D)  common field 
A)  literal field 
B)  constant field 
C)  sentinel field 
D)  common field

When an exception is thrown, the application stops running and Visual Studio goes into a special mode known as ____________.

A variable of the ____________ data type can hold whole numbers only.

If you want to display an ampersand character in the Text property of a control, use three ampersands (&&&).

In C#, an exception handler is written with the ____________ statement.

A programmer's tools for performing calculations are ____________.

In C#, a variable must be assigned a value before it can be used.

When the user types into a TextBox control, the text is stored in the control's ____________ property.

A(n) ____________ control is a rectangular area on the form that can accept keyboard input from the user.

Which one of the following statements initializes a variable with an integer literal?

A cast operator is the name of the desired data type, written inside parentheses and placed to the left of the value that you want to convert.

Which one of the following statements clears the Text property of a TextBox control named addressTextBox?

If you need to store numbers and perform mathematical operations on them, you have to use a numeric data type.

Assuming a string variable named city has already been declared, which one of the following statements assigns the string literal "Vienna" to the variable?

If all the statements in the try block execute with no exception, the catch block is skipped.

The .NET Framework provides a class named ____________, which contains numerous methods that are useful for performing advanced mathematical operations.

If you do not initialize a(n) ____________ field, it begins with a special value known as null.

C# offers a special set of operators known as ____________ that are designed specifically for changing the value of a variable without having to type the variable name twice.

When you pass the formatting string ____________ to the ToString method, the number is returned formatted as currency.

The ____________ method can be used to convert a string to an int.

A ____________ is a field that cannot be changed by any statement in the class.

Introduction to Computers and Programming

Introduction to Visual C

Making Decisions

Loops, Files, and Random Numbers

Modularizing Your Code With Methods

Arrays and Lists

More About Processing Data

Classes and Multiform Projects

Inheritance and Polymorphism

Databases

Filters

Exam 3: Processing Data

When an exception is thrown, the application stops running and Visual Studio goes into a special mode known as ____________.

A variable of the ____________ data type can hold whole numbers only.

If you want to display an ampersand character in the Text property of a control, use three ampersands (&&&).

In C#, an exception handler is written with the ____________ statement.

A programmer's tools for performing calculations are ____________.

In C#, a variable must be assigned a value before it can be used.

When the user types into a TextBox control, the text is stored in the control's ____________ property.

A(n) ____________ control is a rectangular area on the form that can accept keyboard input from the user.

Which one of the following statements initializes a variable with an integer literal?

A cast operator is the name of the desired data type, written inside parentheses and placed to the left of the value that you want to convert.

Which one of the following statements clears the Text property of a TextBox control named addressTextBox?

If you need to store numbers and perform mathematical operations on them, you have to use a numeric data type.

Assuming a string variable named city has already been declared, which one of the following statements assigns the string literal "Vienna" to the variable?

If all the statements in the try block execute with no exception, the catch block is skipped.

The .NET Framework provides a class named ____________, which contains numerous methods that are useful for performing advanced mathematical operations.

If you do not initialize a(n) ____________ field, it begins with a special value known as null.

C# offers a special set of operators known as ____________ that are designed specifically for changing the value of a variable without having to type the variable name twice.

When you pass the formatting string ____________ to the ToString method, the number is returned formatted as currency.

The ____________ method can be used to convert a string to an int.

A ____________ is a field that cannot be changed by any statement in the class.

Introduction to Computers and Programming

Introduction to Visual C

Making Decisions

Loops, Files, and Random Numbers

Modularizing Your Code With Methods

Arrays and Lists

More About Processing Data

Classes and Multiform Projects

Inheritance and Polymorphism

Databases

Filters