Free PCAP Data Structure Questions and Answers

Question 1

Which data structure is used to store a sequence of items that are ordered and changeable in Python?

Accepted Answer

List

Answer

Lists in Python are ordered, mutable sequences used to store collections of items.

Question 2

What is the correct syntax to create a tuple in Python?

Accepted Answer

tuple = (1, 2, 3)

Answer

Tuples in Python are created using parentheses.

Question 3

Which method would you use to add an item to the end of a list in Python?

Accepted Answer

append()

Answer

The append() method adds an item to the end of a list.

Question 4

How do you access the value associated with a specific key in a dictionary?

Accepted Answer

dict[key]

Answer

Values in a dictionary are accessed using square brackets with the key inside.

Question 5

Which data structure does not allow duplicate elements?

Accepted Answer

Set

Answer

Sets in Python do not allow duplicate elements.

PCAP - Certified Associate in Python Programming Practice Test