Python 3: Project-based Python, Algorithms, Data Structures - Project specs and runtime execution intro

Python 3: Project-based Python, Algorithms, Data Structures - Project specs and runtime execution intro

Assessment

Interactive Video

Information Technology (IT), Architecture

University

Hard

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The video tutorial introduces the selection sort algorithm, explaining its concept and how it differs from bubble sort. It provides a detailed walkthrough of the selection sort process, highlighting the use of a marker to track sorted elements and the iterative process of finding the smallest element to place at the beginning of the list. The tutorial also covers the time complexity of selection sort, explaining why it is O(N^2) due to the nested loops. Finally, viewers are encouraged to implement the algorithm themselves, using knowledge from a previous bubble sort video.

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7 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

How does selection sort differ from bubble sort in terms of its approach?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the main idea behind the selection sort algorithm?

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

Describe the process of the first iteration in the selection sort algorithm.

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

What happens to the marker after each iteration in the selection sort?

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5.

OPEN ENDED QUESTION

3 mins • 1 pt

What observations can be made about the sorted sublist as the marker moves?

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6.

OPEN ENDED QUESTION

3 mins • 1 pt

Why do we drop the lower order term when discussing algorithm complexity?

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7.

OPEN ENDED QUESTION

3 mins • 1 pt

Explain why the complexity of selection sort is considered O(N^2).

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