Data Structures Quiz

What type of data consists of different types?

• Homogeneous

• Heterogeneous

• Structured

• Unstructured

A data structure where data is stored in order and items can be accessed by index is called:

• Homogeneous

• Heterogeneous

• Structured

• Unstructured

Which of the following is NOT a Python built-in data structure?

• Tuple

• Set

• Dictionary

• Graph

Which data structure(s) allow duplicate elements in Python?

• Set

• List

• Dictionary

• Tuple

Which of the following is true about list indexing?

• The first item is index 1

• The first item is index 0

• The first item is index -1

• The first item is index 2

In the list list_of_nums = [4, 0 , 1, 2, 7, -1], what is the index of the value 7?

• 5

• 4

• 7

• 3

How can characters be extracted from strings?

• By using loops

• By using indexing

• By using functions

• By using concatenation

A data structure which can change in size is called...

• dynamic

• static

• structured

• unstructured

A list is a ​ (a)   data structure, meaning that its size can ​ (b)   after it is created. It is ​ (c)   which means it can contain objects of different ​ (d)   .

• dynamic
• change
• heterogeneous
• types
• homogeneous
• static
• not change
• values

A data structure where the data cannot be changed after it has been initialised is called:

• mutable

• immutable

• static

• dynamic