Question 1

Multi-dimensional array identifiers are normally defined using a plural noun.

Accepted Answer

A) True 
 B)False

Question 2

If you override the GetHashCode( ) method, you must also override the ____________ method to guarantee that two objects considered equal have the same hash code. Both  are inherited from the object class.

Accepted Answer

The answer of If you override the GetHashCode( ) method,...

Question 3

There are several ways to do a compile-time initialization of two-dimensional arrays. All of the following are valid ways EXCEPT ____.

Accepted Answer

A)  int [, ] anArray = {{100, 100, 100} {100, 100, 100}}; 
B)  int [ , ] anArray = new int [ , ] {{100, 100, 100} {100, 100, 100}}; 
C)  int [ ,  ] anArray = new int [2, 3 ] {{100, 100, 100} {100, 100, 100}}; 
D)  int [ ] anArray = new int [10 ] {{100, 100, 100} {100, 100, 100}}; 
A)  int [, ] anArray = {{100, 100, 100} {100, 100, 100}}; 
B)  int [ , ] anArray = new int [ , ] {{100, 100, 100} {100, 100, 100}}; 
C)  int [ ,  ] anArray = new int [2, 3 ] {{100, 100, 100} {100, 100, 100}}; 
D)  int [ ] anArray = new int [10 ] {{100, 100, 100} {100, 100, 100}};

Question 4

One of the special properties in the ArrayList class is Count. It returns ____.

Accepted Answer

A)  an int representing the number of values currently stored in the array 
B)  an int representing the size the array was dimensioned 
C)  how much storage is consumed by the entire array 
D)  the length of an individual element of the array 
A)  an int representing the number of values currently stored in the array 
B)  an int representing the size the array was dimensioned 
C)  how much storage is consumed by the entire array 
D)  the length of an individual element of the array

Question 5

The Length property can be used to return the total number of elements in all dimensions.

Accepted Answer

A) True 
 B)False

Question 6

The method in the string class that returns the string in uppercase is ____.

Accepted Answer

A)  StringUpper( ) 
B)  Upper( ) 
C)  ConvertToUpper( ) 
D)  ToUpper( ) 
A)  StringUpper( ) 
B)  Upper( ) 
C)  ConvertToUpper( ) 
D)  ToUpper( )

Question 7

The string type allows individual characters to be accessed using an index with [ ].

Accepted Answer

A) True 
 B)False

Question 8

double [  ,  ] price = new double [2 , 5] {{1.1, 1.2, 1.3, 1.5, 1.4}{2.1, 2.2, 2.3, 2.5, 2.4}}; 
 With the declaration above, price[1] refers to 1.2.

Accepted Answer

A) True 
 B)False

Question 9

Which of the following would define a two dimensional structure to store temperature during three periods of a day for seven days?

Accepted Answer

A)  int [ , ] temp = new int [7, 3]; 
B)  int [ , ] temp = new int [6, 2]; 
C)  int  temp[7] [3 ] = new temp [7] [3]; 
D)  int  temp[6] [2 ] = new temp [6] [2]; 
A)  int [ , ] temp = new int [7, 3]; 
B)  int [ , ] temp = new int [6, 2]; 
C)  int  temp[7] [3 ] = new temp [7] [3]; 
D)  int  temp[6] [2 ] = new temp [6] [2];

Question 10

Which of the following is a valid heading for a method that could accept the two-dimensional array as an argument?

Accepted Answer

A)  void DisplayOutput(double [ ,  ] anArray) 
B)  void DisplayOutput(double [10 , 2 ] anArray) 
C)  void DisplayOutput(double anArray) 
D)  void DisplayOutput(double anArray [10 , 2]) 
A)  void DisplayOutput(double [ ,  ] anArray) 
B)  void DisplayOutput(double [10 , 2 ] anArray) 
C)  void DisplayOutput(double anArray) 
D)  void DisplayOutput(double anArray [10 , 2])

Question 11

double [  ,  ] price = new double [2 , 5] {{1.1, 1.2, 1.3, 1.5, 1.4}{2.1, 2.2, 2.3, 2.5, 2.4}}; 
 With the declaration above, price[0,2] refers to 2.2.

Accepted Answer

A) True 
 B)False

Question 12

Which of the following is a valid example of calling a method and sending it a two-dimensional  array argument?

Accepted Answer

A)  DisplayArrayContents(int [ ,  ] anArray); 
B)  DisplayArrayContents(anArray); 
C)  DisplayArrayContents(anArray[10, 2]); 
D)  DisplayArrayContents(int [10, 2] anArray); 
A)  DisplayArrayContents(int [ ,  ] anArray); 
B)  DisplayArrayContents(anArray); 
C)  DisplayArrayContents(anArray[10, 2]); 
D)  DisplayArrayContents(int [10, 2] anArray);

Question 13

The string is a reference type in C#.

Accepted Answer

A) True 
 B)False

Question 14

C# has two types of string literals. The @-quoted string literals are called ____.

Accepted Answer

A)  quoted string literal 
B)  at string literal 
C)  actual string literal 
D)  verbatim string literal 
A)  quoted string literal 
B)  at string literal 
C)  actual string literal 
D)  verbatim string literal

Question 15

int [ , , ] anArray = new [3, 2, 7] allows ____ elements to be stored.

Accepted Answer

A)  42 
B)  12 
C)  7 
D)  3 
A)  42 
B)  12 
C)  7 
D)  3

Question 16

The string class stores an immutable series of characters--meaning once you assign a string reference a value, that referenced location's value cannot be modified.

Accepted Answer

A) True 
 B)False

Question 17

Console.WriteLine(calories.GetUpperBound(0)); returns the largest value in an array.

Accepted Answer

A) True 
 B)False

Question 18

In C#, you may access a two-dimensional array element using the notation [ , ] or through using a double set of braces ([ ] [ ]).

Accepted Answer

A) True 
 B)False

Question 19

Strings are considered ____________ because once you give a string a value; it cannot be  modified. Methods that seem to be modifying a string are actually returning a new  string containing the modification.

Accepted Answer

The answer of Strings are considered ____________ because once you...

Question 20

Which of the following could be a method heading for a member method that returns a two-dimensional array?

Accepted Answer

A)  int [ , ] void DoSomething( ) 
B)  void  int [ , ] DoSomething( ) 
C)  int [ , ] DoSomething( ) 
D)  void DoSomething[ , ] 
A)  int [ , ] void DoSomething( ) 
B)  void  int [ , ] DoSomething( ) 
C)  int [ , ] DoSomething( ) 
D)  void DoSomething[ , ]

Multi-dimensional array identifiers are normally defined using a plural noun.

If you override the GetHashCode( ) method, you must also override the ____________ method to guarantee that two objects considered equal have the same hash code. Both are inherited from the object class.

There are several ways to do a compile-time initialization of two-dimensional arrays. All of the following are valid ways EXCEPT ____.

One of the special properties in the ArrayList class is Count. It returns ____.

The Length property can be used to return the total number of elements in all dimensions.

The method in the string class that returns the string in uppercase is ____.

The string type allows individual characters to be accessed using an index with [ ].

double [ , ] price = new double [2 , 5] {{1.1, 1.2, 1.3, 1.5, 1.4}{2.1, 2.2, 2.3, 2.5, 2.4}}; With the declaration above, price[1] refers to 1.2.

Which of the following would define a two dimensional structure to store temperature during three periods of a day for seven days?

Which of the following is a valid heading for a method that could accept the two-dimensional array as an argument?

double [ , ] price = new double [2 , 5] {{1.1, 1.2, 1.3, 1.5, 1.4}{2.1, 2.2, 2.3, 2.5, 2.4}}; With the declaration above, price[0,2] refers to 2.2.

Which of the following is a valid example of calling a method and sending it a two-dimensional array argument?

The string is a reference type in C#.

C# has two types of string literals. The @-quoted string literals are called ____.

int [ , , ] anArray = new [3, 2, 7] allows ____ elements to be stored.

The string class stores an immutable series of characters--meaning once you assign a string reference a value, that referenced location's value cannot be modified.

Console.WriteLine(calories.GetUpperBound(0)); returns the largest value in an array.

In C#, you may access a two-dimensional array element using the notation [ , ] or through using a double set of braces ([ ] [ ]).

Strings are considered ____________ because once you give a string a value; it cannot be modified. Methods that seem to be modifying a string are actually returning a new string containing the modification.

Which of the following could be a method heading for a member method that returns a two-dimensional array?

Introduction to Computing and Programming

Data Types and Expressions

Methods and Behaviors

Creating Your Own Classes

Making Decisions

Repeating Instructions

Arrays

Introduction to Windows Programming

Programming Based on Events

Advanced Object-Oriented Programming Features

Debugging and Handling Exceptions

Working With Files

Working With Databases

Web-Based Applications

Filters

Exam 8: Advanced Collections

Multi-dimensional array identifiers are normally defined using a plural noun.

If you override the GetHashCode( ) method, you must also override the ____________ method to guarantee that two objects considered equal have the same hash code. Both are inherited from the object class.

There are several ways to do a compile-time initialization of two-dimensional arrays. All of the following are valid ways EXCEPT ____.

One of the special properties in the ArrayList class is Count. It returns ____.

The Length property can be used to return the total number of elements in all dimensions.

The method in the string class that returns the string in uppercase is ____.

The string type allows individual characters to be accessed using an index with [ ].

double [ , ] price = new double [2 , 5] {{1.1, 1.2, 1.3, 1.5, 1.4}{2.1, 2.2, 2.3, 2.5, 2.4}}; With the declaration above, price[1] refers to 1.2.

Which of the following would define a two dimensional structure to store temperature during three periods of a day for seven days?

Which of the following is a valid heading for a method that could accept the two-dimensional array as an argument?

double [ , ] price = new double [2 , 5] {{1.1, 1.2, 1.3, 1.5, 1.4}{2.1, 2.2, 2.3, 2.5, 2.4}}; With the declaration above, price[0,2] refers to 2.2.

Which of the following is a valid example of calling a method and sending it a two-dimensional array argument?

The string is a reference type in C#.

C# has two types of string literals. The @-quoted string literals are called ____.

int [ , , ] anArray = new [3, 2, 7] allows ____ elements to be stored.

The string class stores an immutable series of characters--meaning once you assign a string reference a value, that referenced location's value cannot be modified.

Console.WriteLine(calories.GetUpperBound(0)); returns the largest value in an array.

In C#, you may access a two-dimensional array element using the notation [ , ] or through using a double set of braces ([ ] [ ]).

Strings are considered ____________ because once you give a string a value; it cannot be modified. Methods that seem to be modifying a string are actually returning a new string containing the modification.

Which of the following could be a method heading for a member method that returns a two-dimensional array?

Introduction to Computing and Programming

Data Types and Expressions

Methods and Behaviors

Creating Your Own Classes

Making Decisions

Repeating Instructions

Arrays

Introduction to Windows Programming

Programming Based on Events

Advanced Object-Oriented Programming Features

Debugging and Handling Exceptions

Working With Files

Working With Databases

Web-Based Applications

Filters