Create a single page Student Portfolio template using HTML, CSS and JavaScript.

Requirements:

• Single Page with Portfolio element called index.html
• Styling using CSS files
• Use JavaScript to animate or provide additional functionality.

Hint: Here's a link to get things started: https://www.behance.net/galleries?tracking_source=nav20

Elaborate on the implementation of threads in app development.

Please specify the language you are using.

Limit the number of required fields. Keep it simple and do not include personal information such as your contact number or email id. Include a privacy statement.

Elaborate on classes, functions, objects, interfaces and their implementations.

Please specify the language you are using in plain text.

Take an array via input and show the various ways to reverse them. Which of them is the most efficient in the terms of complexity?

Elaborate on the factors in the Instagram algorithm.

Add functionalities you think that is suitable for the task.

Suggestions: How can you implement this issue to highlight climate change in today's era? Think and reflect it in your designs.

Start with the basics, and contribute tips that helped you with different kinds of data visualization techniques: bar graphs, scatter plots, heatmaps, etc.

List the different notations and what they represent: Big O, small o, Theta, Omega, etc. Give examples for better understanding.

Any beginner-level language (C, Python, C++, Java etc) is acceptable.

Suggestion: You can use https://sharpen.design for inspiration.
Also, mention the software you have used for the task.

Use both paid and free alternatives for this task.