Question 1

What is the main purpose of the bubble sort algorithm?

Accepted Answer

To sort a list of numbers in ascending order

Answer

To shuffle a list of numbers

Answer

To merge two lists

Answer

To find the largest number

Question 2

During the bubble sort, if the highest number is found at the bottom of the list, what happens in the next iteration?

Accepted Answer

It moves to the top of the list

Answer

It swaps with the smallest number

Answer

It stays at the bottom

Answer

It gets removed from the list

Question 3

What does the phrase 'high top' refer to in the context of bubble sort?

Accepted Answer

The highest number in the current comparison

Answer

The last number in the list

Answer

The lowest number in the list

Answer

The first number in the list

Question 4

What indicates that the sorting process is complete in bubble sort?

Accepted Answer

All numbers are in order without any swaps

Answer

All numbers are equal

Answer

No numbers were compared

Answer

The first and last numbers are the same

Question 5

Why is bubble sort considered inefficient?

Accepted Answer

It requires too many comparisons and checks

Answer

It cannot sort numbers at all

Answer

It is faster than other sorting algorithms

Answer

It is only applicable to small lists

Question 6

What should you do if the numbers are already sorted in bubble sort?

Accepted Answer

Still check them to confirm they are ordered

Answer

Reverse the order

Answer

Rearrange them randomly

Answer

Stop the algorithm immediately

Question 7

In bubble sort, what happens when two adjacent elements are compared and found to be in the wrong order?

Accepted Answer

They are swapped

Answer

Both are placed at the end

Answer

They are moved to a temporary list

Answer

They are ignored

Question 8

What is meant by 'bubbling up' in bubble sort?

Accepted Answer

The largest unsorted element moves to its correct position

Answer

The smallest element moves to the bottom

Answer

All elements are sorted instantly

Answer

Elements are removed from the list

Question 9

What is a possible alternative to bubble sort mentioned in the video?

Accepted Answer

Merge saw game

Answer

Insertion sort

Answer

Heap sort

Answer

Quick sort

Question 10

How many passes does bubble sort generally take to sort a list completely?

Accepted Answer

It can take multiple passes, depending on the initial order of the list

Answer

It always requires exactly four passes

Answer

It never needs more than two passes

Answer

Only one pass is needed

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