Question 1

Which Python function allows you to obtain information about a module, data type, method, or function?

Accepted Answer

A)  help 
B)  list 
C)  doc 
D)  info 
A)  help 
B)  list 
C)  doc 
D)  info

Question 2

When Python sees a for loop on an iterable object, it runs that object's __add__ method.

Accepted Answer

A) True 
 B)False

Question 3

The code for the add method for the ArrayBag class is shown below. What is the missing code?
Def add(self, item):
Self.items[len(self)] = item

Accepted Answer

A)  self.items +=1 
B)  self = self + 1 
C)  self.size += 1 
D)  self.len = self.items 
A)  self.items +=1 
B)  self = self + 1 
C)  self.size += 1 
D)  self.len = self.items

Question 4

What is the last step in the remove function in the ArrayBag class?

Accepted Answer

A)  check the precondition 
B)  shift items to the right 
C)  resize the array 
D)  search for the target item index 
A)  check the precondition 
B)  shift items to the right 
C)  resize the array 
D)  search for the target item index

Question 5

What is found in the body of the method code that is used to document the method?

Accepted Answer

A)  mutators 
B)  parameters 
C)  docstring 
D)  arguments 
A)  mutators 
B)  parameters 
C)  docstring 
D)  arguments

Question 6

When Python sees the in operator used with a collection, it runs the __contains__ method in the collection's class.

Accepted Answer

A) True 
 B)False

Question 7

When the LinkedBag structure is not empty, self.items refers to the last node in the linked structure.

Accepted Answer

A) True 
 B)False

Question 8

The design and implementation of a collection class consists of two steps. What is the first step?

Accepted Answer

A)  document the class using docstrings 
B)  choose an appropriate data structure 
C)  write the code for the defined methods 
D)  test the method using sample data 
A)  document the class using docstrings 
B)  choose an appropriate data structure 
C)  write the code for the defined methods 
D)  test the method using sample data

Question 9

What is the name of the method that performs the constructor operation for a class?

Accepted Answer

A)  __eq__ 
B)  __iter__ 
C)  __add__ 
D)  __init__ 
A)  __eq__ 
B)  __iter__ 
C)  __add__ 
D)  __init__

Question 10

The logical size of an array-based bag will always be the same as the array's capacity.

Accepted Answer

A) True 
 B)False

Which Python function allows you to obtain information about a module, data type, method, or function?

When Python sees a for loop on an iterable object, it runs that object's add method.

The code for the add method for the ArrayBag class is shown below. What is the missing code? Def add(self, item): Self.items[len(self)] = item < missing code >

What is the last step in the remove function in the ArrayBag class?

What is found in the body of the method code that is used to document the method?

When Python sees the in operator used with a collection, it runs the contains method in the collection's class.

When the LinkedBag structure is not empty, self.items refers to the last node in the linked structure.

The design and implementation of a collection class consists of two steps. What is the first step?

What is the name of the method that performs the constructor operation for a class?

The logical size of an array-based bag will always be the same as the array's capacity.

Basic Python Programming

An Overview of Collections

Searching, Sorting, and Complexity Analysis

Arrays and Linked Structures

Inheritance and Abstract Classes

Stacks

Queues

Lists

Trees

Sets and Dictionaries

Graphs

Filters

Exam 5: Interfaces, Implementations, and Polymorphism

Which Python function allows you to obtain information about a module, data type, method, or function?

When Python sees a for loop on an iterable object, it runs that object's __add__ method.

The code for the add method for the ArrayBag class is shown below. What is the missing code? Def add(self, item): Self.items[len(self)] = item < missing code >

What is the last step in the remove function in the ArrayBag class?

What is found in the body of the method code that is used to document the method?

When Python sees the in operator used with a collection, it runs the __contains__ method in the collection's class.

When the LinkedBag structure is not empty, self.items refers to the last node in the linked structure.

The design and implementation of a collection class consists of two steps. What is the first step?

What is the name of the method that performs the constructor operation for a class?

The logical size of an array-based bag will always be the same as the array's capacity.

Basic Python Programming

An Overview of Collections

Searching, Sorting, and Complexity Analysis

Arrays and Linked Structures

Inheritance and Abstract Classes

Stacks

Queues

Lists

Trees

Sets and Dictionaries

Graphs

Filters

When Python sees a for loop on an iterable object, it runs that object's add method.

When Python sees the in operator used with a collection, it runs the contains method in the collection's class.