Question 1

The .NET Framework provides a class named ____________ that you can use in C# to generate random numbers.

Accepted Answer

A)  Rand 
B)  Random 
C)  GenNum 
D)  RandomGenerator 
A)  Rand 
B)  Random 
C)  GenNum 
D)  RandomGenerator

Question 2

When a variable is declared in the initialization expression of a for loop, the scope of the variable is limited to the loop.

Accepted Answer

A) True 
 B)False

Question 3

There are always three steps that must be taken when a file is used by a program: opening the file, processing the file, and then closing the file.

Accepted Answer

A) True 
 B)False

Question 4

Be careful not to place a statement that modifies the counter variable inside the body of a ____________.

Accepted Answer

A)  while loop 
B)  if statement 
C)  for loop 
D)  switch statement 
A)  while loop 
B)  if statement 
C)  for loop 
D)  switch statement

Question 5

To create file objects, you will need to include the using System.IO namespace at the top of your programs.

Accepted Answer

A) True 
 B)False

Question 6

The term ____________ is used to describe a file from which data is read.

Accepted Answer

A)  input file 
B)  output file 
C)  record file 
D)  recordset 
A)  input file 
B)  output file 
C)  record file 
D)  recordset

Question 7

By default, the Open dialog box displays the contents of the user's Documents directory.

Accepted Answer

A) True 
 B)False

Question 8

The ____________ is specifically designed for situations requiring a counter variable to control the number of times a loop iterates.

Accepted Answer

A)  while loop 
B)  if-else statement 
C)  for loop 
D)  switch statement 
A)  while loop 
B)  if-else statement 
C)  for loop 
D)  switch statement

Question 9

A random integer's range will begin at zero unless you specify otherwise.

Accepted Answer

A) True 
 B)False

Question 10

If you call Random.Next( N ) where N = 2, the resulting random values will be either 1 or 1.

Accepted Answer

A) True 
 B)False

Question 11

The numbers generated by the Random class are ____________calculated by a formula.

Accepted Answer

A)  pseudorandom numbers 
B)  binary encoded numbers 
C)  algebraic derivatives 
D)  complex variables 
A)  pseudorandom numbers 
B)  binary encoded numbers 
C)  algebraic derivatives 
D)  complex variables

Question 12

The term ____________ is used to describe a file to which data is written.

Accepted Answer

A)  input file 
B)  output file 
C)  record file 
D)  recordset 
A)  input file 
B)  output file 
C)  record file 
D)  recordset

Question 13

To ____________ a variable means to increase its value by 1.

Accepted Answer

A)  append 
B)  decrement 
C)  add 
D)  increment 
A)  append 
B)  decrement 
C)  add 
D)  increment

Question 14

You can only add values of the string data type to a ListBox control.

Accepted Answer

A) True 
 B)False

Question 15

Not only may the counter variable of a for loop be initialized in the initialization expression, but it may also be declared there.

Accepted Answer

A) True 
 B)False

Question 16

An exception will never be thrown when a program attempts to read beyond the end of a file.

Accepted Answer

A) True 
 B)False

Question 17

A ____________ contains data that has been encoded as text using a scheme such as ASCII.

Accepted Answer

A)  document (as on MS-Word or Open-Document Format) 
B)  spreadsheet (as in Excel) 
C)  binary file 
D)  text file 
A)  document (as on MS-Word or Open-Document Format) 
B)  spreadsheet (as in Excel) 
C)  binary file 
D)  text file

Question 18

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.

Accepted Answer

A) True 
 B)False

Question 19

When you work with a ____________, you process data from the beginning of the file to the end of the file.

Accepted Answer

A)  sequential access file 
B)  direct access file 
C)  text file 
D)  input file 
A)  sequential access file 
B)  direct access file 
C)  text file 
D)  input file

Question 20

If you specify a path in a string literal, be sure to prefix the string with the ____________ symbol, also known as the literal text character.

Accepted Answer

A)  # 
B)  @ 
C)  $ 
D)  * 
A)  # 
B)  @ 
C)  $ 
D)  *

The .NET Framework provides a class named ____________ that you can use in C# to generate random numbers.

When a variable is declared in the initialization expression of a for loop, the scope of the variable is limited to the loop.

There are always three steps that must be taken when a file is used by a program: opening the file, processing the file, and then closing the file.

Be careful not to place a statement that modifies the counter variable inside the body of a ____________.

To create file objects, you will need to include the using System.IO namespace at the top of your programs.

The term ____________ is used to describe a file from which data is read.

By default, the Open dialog box displays the contents of the user's Documents directory.

The ____________ is specifically designed for situations requiring a counter variable to control the number of times a loop iterates.

A random integer's range will begin at zero unless you specify otherwise.

If you call Random.Next( N ) where N = 2, the resulting random values will be either 1 or 1.

The numbers generated by the Random class are ____________calculated by a formula.

The term ____________ is used to describe a file to which data is written.

To ____________ a variable means to increase its value by 1.

You can only add values of the string data type to a ListBox control.

Not only may the counter variable of a for loop be initialized in the initialization expression, but it may also be declared there.

An exception will never be thrown when a program attempts to read beyond the end of a file.

A ____________ contains data that has been encoded as text using a scheme such as ASCII.

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.

When you work with a ____________, you process data from the beginning of the file to the end of the file.

If you specify a path in a string literal, be sure to prefix the string with the ____________ symbol, also known as the literal text character.

Introduction to Computers and Programming

Introduction to Visual C#

Processing Data

Making Decisions

Modularizing Your Code with Methods

Arrays and Lists

More About Processing Data

Classes and Multiform Projects

Inheritance and Polymorphism

Databases

Filters

Exam 5: Loops, Files, and Random Numbers

The .NET Framework provides a class named ____________ that you can use in C# to generate random numbers.

When a variable is declared in the initialization expression of a for loop, the scope of the variable is limited to the loop.

There are always three steps that must be taken when a file is used by a program: opening the file, processing the file, and then closing the file.

Be careful not to place a statement that modifies the counter variable inside the body of a ____________.

To create file objects, you will need to include the using System.IO namespace at the top of your programs.

The term ____________ is used to describe a file from which data is read.

By default, the Open dialog box displays the contents of the user's Documents directory.

The ____________ is specifically designed for situations requiring a counter variable to control the number of times a loop iterates.

A random integer's range will begin at zero unless you specify otherwise.

If you call Random.Next( N ) where N = 2, the resulting random values will be either 1 or 1.

The numbers generated by the Random class are ____________calculated by a formula.

The term ____________ is used to describe a file to which data is written.

To ____________ a variable means to increase its value by 1.

You can only add values of the string data type to a ListBox control.

Not only may the counter variable of a for loop be initialized in the initialization expression, but it may also be declared there.

An exception will never be thrown when a program attempts to read beyond the end of a file.

A ____________ contains data that has been encoded as text using a scheme such as ASCII.

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.

When you work with a ____________, you process data from the beginning of the file to the end of the file.

If you specify a path in a string literal, be sure to prefix the string with the ____________ symbol, also known as the literal text character.

Introduction to Computers and Programming

Introduction to Visual C#

Processing Data

Making Decisions

Modularizing Your Code with Methods

Arrays and Lists

More About Processing Data

Classes and Multiform Projects

Inheritance and Polymorphism

Databases

Filters