Lists 10

What is one of the easiest ways to join two lists in Python?

• Using the * operator

• Using the & operator

• Using the + operator

• Using the / operator

Answer explanation

The easiest way to join two lists in Python is by using the + operator, which concatenates the lists together.

How can you add elements from one list to another list?

• Using the extend() method

• Using the insert() method

• Using the add() method

• Using the append() method

Answer explanation

To add elements from one list to another list, you can use the extend() method. This method allows you to append all elements from one list to another list.

Which method is used to add all items from one list into another, one by one?

• merge()

• concatenate()

• append()

• extend()

Answer explanation

The 'append()' method is used to add all items from one list into another, one by one. It does not create a new list but modifies the original list by adding elements at the end.

What does the extend() method do?

• Adds elements from one list to another list

• Removes elements from the list

• Duplicates the elements of the list

• Decreases the size of the list

Answer explanation

The extend() method adds elements from one list to another list, allowing for the combination of multiple lists into a single list.

Which of the following is not a Python data type mentioned?

• Tuples

• Lists

• Frames

• Dictionaries

Answer explanation

Frames is not a Python data type mentioned. Tuples, Lists, and Dictionaries are all valid Python data types.

What is the purpose of the Python 'for' loop mentioned in the context?

• To define global variables

• To create a new list

• To concatenate strings only

• To repeat a block of code a limited number of times

Answer explanation

The purpose of the Python 'for' loop mentioned in the context is to repeat a block of code a limited number of times.

Which Python method is not mentioned in the text?

• delete()

• insert()

• extend()

• append()

Answer explanation

The method 'delete()' is not mentioned in the text, making it the correct choice.

What is the result of joining list1 = ['a', 'b', 'c'] and list2 = [1, 2, 3] using the + operator?

• ['a', 'b', 'c'] and [1, 2, 3] remain separate

• Error

• ['a', 'b', 'c', 1, 2, 3]

• [1, 2, 3, 'a', 'b', 'c']

Answer explanation

The result of joining list1 = ['a', 'b', 'c'] and list2 = [1, 2, 3] using the + operator is ['a', 'b', 'c', 1, 2, 3]. The elements from both lists are combined into a single list.

Which of the following is a valid way to copy a list?

• Using the copy() method

• Using the duplicate() method

• Using the clone() method

• Using the replicate() method

Answer explanation

The valid way to copy a list is by using the copy() method. This method creates a shallow copy of the list, allowing you to duplicate its contents without modifying the original list.

What is the primary function of the 'Try it Yourself' feature mentioned?

• To test Python code online

• To download Python tutorials

• To create Python variables

• To install Python packages

Answer explanation

The primary function of the 'Try it Yourself' feature is to test Python code online, allowing users to experiment with code snippets and see the output directly.