Question 1

A sequence container that is dynamic in size is a(n)

Accepted Answer

A)   array
B)   map
C)   vector
D)   multimap
E)   None of these C

Question 2

When an element is stored in a map, it is stored as an object of the __________ type.

Accepted Answer

A)   map
B)   key
C)   pair
D)   key_value
E)   None of these C

Question 3

To improve runtime performance, C++11 introduced a new family of member functions that use the emplacement technique to insert new elements.

Accepted Answer

A) True 
 B)False  True

Question 4

A sequence container organizes data in a sequential fashion, similar to an array.

Accepted Answer

A) True 
 B)False

Question 5

The Standard Template Library (STL) contains templates for useful algorithms and data structures.

Accepted Answer

A) True 
 B)False

Question 6

Select all that apply. An object of a class that overloads the function call operator is a(n)

Accepted Answer

A)   call operator
B)   function object
C)   functor
D)   overloader object

Question 7

Select all that apply. Which of the following are types of iterators?

Accepted Answer

A)   input and output
B)   forward and bidirectional
C)   random-access
D)   None of these

Question 8

A vector is an associative container that works like an array but is dynamic in size.

Accepted Answer

A) True 
 B)False

Question 9

To use the binary_search() algorithm you need to include ___________

Accepted Answer

A)   two arguments which are iterators
B)   two header files, algorithm.h and search.h
C)   three arguments which are two iterators and a value
D)   one argument which is a value
E)   None of these

Question 10

Because the array class's [] operator will perform bounds checking, it is acceptable to use a subscript that is out of bounds.

Accepted Answer

A) True 
 B)False

Question 11

Select all that apply. Which of the following statement(s) is(are) not true?

Accepted Answer

A)   A map is an associative container.
B)   Each element in a map has two parts.
C)   Map elements are usually referred to as key-value pairs.
D)   The key value in a map is used to locate a value.
E)   The value element in a map is used to locate the key.

Question 12

To retrieve a value from a map, you call the __________ member function and pass the __________ that is associated with the desired value.

Accepted Answer

A)   at() , key
B)   at() , value
C)   key() , key
D)   pair() , key
E)   None of these

Question 13

An associative container stores data in a nonsequential way so it is slower to locate elements than a sequence container.

Accepted Answer

A) True 
 B)False

Question 14

The three sequence container objects provided by the STL are

Accepted Answer

A)   set, multiset, and map
B)   vector, deque, and list
C)   map, list, and array
D)   multimap, map, and multilist
E)   None of these

Question 15

A mutable iterator gives you read/write access to the element to which the iterator points.

Accepted Answer

A) True 
 B)False

Question 16

A(n) __________ is like a pointer. It is used to access the individual data elements in a container.

Accepted Answer

A)   element access operator
B)   subscript indicator
C)   global data finder
D)   iterator
E)   None of these

Question 17

Which of the following defines an array object that holds three strings?

Accepted Answer

A) array items = {blue, green, yellow} B) array items = {'blue', 'green', 'yellow',} C) array items = {"blue", "green", "yellow"} D) array<4> string items {"blue", "green", "yellow"} E) None of these

Question 18

A technique introduced by C++11 to improve runtime performance is known as

Accepted Answer

A)   insertion
B)   emplacement
C)   push
D)   multimove
E)   None of these

Question 19

Which of the following types of iterators is(are) not supported by the vector class?

Accepted Answer

A)   const_iterator
B)   reverse_iterator
C)   const_reverse_iterator
D)   All of these are supported by the vector class
E)   None of these are supported by the vector class

Question 20

To use the map class, you must include

Accepted Answer

A) #include B) #include C) #include D) #include E) None of these

Exam 17: The Standard Template Library

A sequence container that is dynamic in size is a(n)

When an element is stored in a map, it is stored as an object of the __________ type.

To improve runtime performance, C++11 introduced a new family of member functions that use the emplacement technique to insert new elements.

A sequence container organizes data in a sequential fashion, similar to an array.

The Standard Template Library (STL) contains templates for useful algorithms and data structures.

Select all that apply. An object of a class that overloads the function call operator is a(n)

Select all that apply. Which of the following are types of iterators?

A vector is an associative container that works like an array but is dynamic in size.

To use the binary_search() algorithm you need to include ___________

Because the array class's [] operator will perform bounds checking, it is acceptable to use a subscript that is out of bounds.

Select all that apply. Which of the following statement(s) is(are) not true?

To retrieve a value from a map, you call the member function and pass the that is associated with the desired value.

An associative container stores data in a nonsequential way so it is slower to locate elements than a sequence container.

The three sequence container objects provided by the STL are

A mutable iterator gives you read/write access to the element to which the iterator points.

A(n) __________ is like a pointer. It is used to access the individual data elements in a container.

Which of the following defines an array object that holds three strings?

A technique introduced by C++11 to improve runtime performance is known as

Which of the following types of iterators is(are) not supported by the vector class?

To use the map class, you must include