Understanding Big O Notation and Algorithm Complexity
Interactive Video
•
Computers
•
9th - 12th Grade
•
Practice Problem
•
Hard
Jennifer Brown
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the time complexity of adding an item to an array list?
O(1)
O(log n)
O(n)
O(n^2)
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a worst-case scenario, what is the time complexity of a linear search?
O(log n)
O(n)
O(1)
O(n^2)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What advantage does a sorted array provide when searching for an item?
It reduces space complexity.
It enables a binary search.
It increases the time complexity.
It allows for a linear search.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the time complexity of operations like pushing and popping in stacks?
O(n^2)
O(n)
O(1)
O(log n)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the time complexity of searching in a hash table generally described?
O(n^2)
O(n)
O(log n)
O(1)
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the time complexity of inserting an item into a binary tree?
O(1)
O(log n)
O(n)
O(n^2)
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which sorting algorithm has a quadratic time complexity?
Quick Sort
Merge Sort
Bubble Sort
Heap Sort
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