The Complete Solidity Course - Zero to Advanced for Blockchain and Smart Contracts - Exercise - Set Keys and Values

The Complete Solidity Course - Zero to Advanced for Blockchain and Smart Contracts - Exercise - Set Keys and Values

Assessment

Interactive Video

Information Technology (IT), Architecture

University

Hard

Created by

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The video tutorial guides viewers through deploying a contract, creating addresses, and using a mapping contract to assign unique values to keys. It emphasizes the importance of ensuring each key has a unique value. After setting up, viewers are instructed to remove addresses and check their updated values. The tutorial concludes by encouraging viewers to practice these concepts independently.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in working with the mapping contract?

Deploy the contract

Create keys as addresses

Remove all addresses

Check updated values

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What should each key in the mapping contract have?

A default value

A unique value

A shared value

A null value

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What should you do after setting keys to unique values?

Remove all addresses

Create more addresses

Deploy another contract

Set keys to default values

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the final task mentioned in the video?

Check for errors

Create additional keys

Experiment with mapping

Deploy a new contract

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of experimenting with mapping?

To gain deeper understanding of mapping

To understand contract deployment

To practice setting default values

To learn about address creation