Consensus Mechanism Quiz

Consensus Mechanism Quiz

3rd Grade

10 Qs

quiz-placeholder

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Consensus Mechanism Quiz

Consensus Mechanism Quiz

Assessment

Quiz

Computers

3rd Grade

Practice Problem

Hard

Created by

SHAMA BALA

Used 1+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is Proof of Work?

A process for validating the accuracy of data in a database

A type of mathematical puzzle used to encrypt data

A method for verifying the authenticity of digital signatures

A consensus mechanism used in blockchain technology to confirm transactions and produce new blocks in the chain.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does Proof of Work secure a blockchain?

By requiring participants to share personal information

By requiring participants to solve complex mathematical puzzles

By allowing unlimited access to the blockchain

By using a centralized authority to validate transactions

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the role of miners in Proof of Work?

Validating and adding new blocks to the blockchain

Selling cryptocurrency to investors

Creating new digital wallets

Writing and updating smart contracts

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main drawback of Proof of Work?

Fast transaction speed

Low energy consumption

Easy to manipulate

High energy consumption

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Give an example of a cryptocurrency that uses Proof of Work.

Litecoin

Ripple

Ethereum

Bitcoin

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is Proof of Stake?

Proof of Stake

Proof of Work

Proof of Authority

Proof of Burn

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does Proof of Stake differ from Proof of Work?

Proof of Stake relies on miners solving complex mathematical problems to validate transactions.

Proof of Stake is the same as Proof of Work.

Proof of Stake requires a central authority to validate transactions.

Proof of Stake relies on validators staking their own cryptocurrency to validate transactions.

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