Question 1

The ____ function is used to interchange the contents of two string variables.

Accepted Answer

A)   iterator
B)   traverse
C)   swap
D)   changeE) A) and D)
F) A) and C)

Question 2

Considering the statement string str = "Gone with the wind";, the output of the statement cout << str.find("the")  << endl; is ____.

Accepted Answer

A)   9
B)   10
C)   11
D)   12E) C) and D)
F) B) and D)

Question 3

The following is a legal C++ enumeration type:enum colorType {BLUE, GREEN, PINK, YELLOW, RED};

Accepted Answer

A) True 
 B)False

Question 4

Which of the following statements declares the studentGrade variable?

Accepted Answer

A)   enum studentGrade {A, B, C, D, F};
B)   enum int {A, B, C, D, F} studentGrade;
C)   enum studentGrade {A, B, C, D, F} grades;
D)   enum grades {A, B, C, D, F} studentGrade;E) A) and D)
F) C) and D)

Question 5

Before using the data type string, the program must include the header file ____.

Accepted Answer

A)   enum
B)   iostream
C)   string
D)   stdE) A) and B)
F) A) and C)

Question 6

Suppose that you have the following declaration. enum cars {FORD, GM, TOYOTA, HONDA};
Cars domesticCars = FORD;
The statement:domesticCars = static_cast<cars>(domesticCars + 1) ;
Sets the value of domesticCars to ____.

Accepted Answer

A)   FORD
B)   GM
C)   TOYOTA
D)   HONDAE) A) and D)
F) A) and B)

Question 7

If a global identifier in a program has the same name as one of the global identifiers in the header file, the compiler generates a(n) ____________________ error.

Accepted Answer

The answer of If a global identifier in a program...

Question 8

The general syntax for accessing a namespace member is: namespace_name->identifier.

Accepted Answer

A) True 
 B)False

Question 9

A data type wherein you directly specify values in the variable declaration with no type name is called a(n) ____________________type.

Accepted Answer

The answer of A data type wherein you directly specify...

Question 10

The data type string has a named constant, ____, associated with it.

Accepted Answer

A)   string::size
B)   string::size_type
C)   string::pos
D)   string::nposE) None of the above
F) All of the above

Question 11

An enumeration type can be passed as a parameter to a function only by value.

Accepted Answer

A) True 
 B)False

Question 12

The values in the domain of an enumeration type are called ____________________.

Accepted Answer

The answer of The values in the domain of an...

Question 13

Consider the following statements:string str = "ABCDEFD"; string::size_type position;
After the statement position = str.find('D') ; executes, the value of position is ____.

Accepted Answer

A)   3
B)   4
C)   6
D)   7E) A) and B)
F) A) and C)

Question 14

Suppose str = "xyzw";.After the statement str[2] = 'Y'; The value of str is "____".

Accepted Answer

A)   xyzw
B)   xYzw
C)   xyYw
D)   xzYwE) A) and B)
F) B) and C)

Question 15

Which of the following statements is used to simplify the accessing of all globalType namespace members?

Accepted Answer

A)   using globalType;
B)   using namespace globalType:all;
C)   using namespace globalType::all;
D)   using namespace globalType;E) None of the above
F) All of the above

Question 16

Consider the declaration:​ enum sports {BASKETBALL, FOOTBALL, HOCKEY, BASEBALL, SOCCER};
​
Which of the following statements is true?
​

Accepted Answer

A)   SOCCER-- = BASEBALL
B)   BASEBALL++ = SOCCER
C)   HOCKEY + FOOTBALL 
D)   FOOTBALL <= SOCCERE) All of the above
F) A) and D) D

Question 17

In C++, namespace is a reserved word.

Accepted Answer

A) True 
 B)False  True

Question 18

The following statement creates an anonymous type:enum {1ST, 2ND, 3RD, 4TH} places;

Accepted Answer

A) True 
 B)False

Question 19

Suppose str = "ABCDEFGHI".The output of the statement cout << str.length()  << endl;
Is ____.

Accepted Answer

A)   7
B)   8
C)   9
D)   10E) A) and D)
F) B) and C) C

Question 20

Which of the following statements creates an anonymous type?

Accepted Answer

A)   enum grades {A, B, C, D, F};
B)   enum grades {};
C)   enum {};
D)   enum {A, B, C, D, F} grades;E) A) and C)
F) All of the above

Exam 7: Namespaces, the Class String, and User-Defined Simple Data Types

The ____ function is used to interchange the contents of two string variables.

Correct AnswerverifiedShow Answer

Considering the statement string str = "Gone with the wind";, the output of the statement cout << str.find("the") << endl; is ____.

Correct AnswerverifiedShow Answer

The following is a legal C++ enumeration type:enum colorType {BLUE, GREEN, PINK, YELLOW, RED};

Correct AnswerverifiedShow Answer

Which of the following statements declares the studentGrade variable?

Correct AnswerverifiedShow Answer

Before using the data type string, the program must include the header file ____.

Correct AnswerverifiedShow Answer

Suppose that you have the following declaration. enum cars {FORD, GM, TOYOTA, HONDA}; Cars domesticCars = FORD; The statement:domesticCars = static_cast<cars>(domesticCars + 1) ; Sets the value of domesticCars to ____.

Correct AnswerverifiedShow Answer

If a global identifier in a program has the same name as one of the global identifiers in the header file, the compiler generates a(n) ____________________ error.

Correct AnswerverifiedShow Answer

The general syntax for accessing a namespace member is: namespace_name->identifier.

Correct AnswerverifiedShow Answer

A data type wherein you directly specify values in the variable declaration with no type name is called a(n) ____________________type.

Correct AnswerverifiedShow Answer

The data type string has a named constant, ____, associated with it.

Correct AnswerverifiedShow Answer

An enumeration type can be passed as a parameter to a function only by value.

Correct AnswerverifiedShow Answer

The values in the domain of an enumeration type are called ____________________.

Correct AnswerverifiedShow Answer

Consider the following statements:string str = "ABCDEFD"; string::size_type position; After the statement position = str.find('D') ; executes, the value of position is ____.

Correct AnswerverifiedShow Answer

Suppose str = "xyzw";.After the statement str[2] = 'Y'; The value of str is "____".

Correct AnswerverifiedShow Answer

Which of the following statements is used to simplify the accessing of all globalType namespace members?

Correct AnswerverifiedShow Answer

Consider the declaration:​ enum sports {BASKETBALL, FOOTBALL, HOCKEY, BASEBALL, SOCCER}; ​ Which of the following statements is true? ​

Correct AnswerverifiedD

In C++, namespace is a reserved word.

Correct AnswerverifiedTrue

The following statement creates an anonymous type:enum {1ST, 2ND, 3RD, 4TH} places;

Correct AnswerverifiedShow Answer

Suppose str = "ABCDEFGHI".The output of the statement cout << str.length() << endl; Is ____.

Correct AnswerverifiedC

Which of the following statements creates an anonymous type?

Correct AnswerverifiedShow Answer

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Consider the declaration: enum sports {BASKETBALL, FOOTBALL, HOCKEY, BASEBALL, SOCCER}; Which of the following statements is true?

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D

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True

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C

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