Understanding Blockchain Technology

Understanding Blockchain Technology

University

15 Qs

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Understanding Blockchain Technology

Understanding Blockchain Technology

Assessment

Quiz

Computers

University

Practice Problem

Medium

Created by

SUNITA YADAV

Used 1+ times

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15 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the definition of blockchain?

A blockchain is a physical ledger used for accounting.

A blockchain is a decentralized digital ledger that records transactions in a secure and immutable way.

A blockchain is a type of cryptocurrency.

A blockchain is a centralized database managed by a single entity.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Who is credited with the invention of blockchain technology?

Satoshi Nakamoto

Elon Musk

Vitalik Buterin

Charles Hoskinson

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In what year was Bitcoin, the first blockchain application, introduced?

2005

2009

2010

2012

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What was the primary purpose of the first blockchain?

To store personal data securely for social media.

To facilitate smart contracts for real estate transactions.

To create a new form of currency for online shopping.

To enable secure, decentralized transactions for Bitcoin.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a key feature of blockchain that ensures data integrity?

Data encryption

Decentralized storage

Cryptographic hashing

Centralized control

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does decentralization benefit blockchain technology?

Decentralization increases security, transparency, and trust in blockchain technology.

Decentralization increases the cost of maintaining the network.

Decentralization limits user access to the blockchain.

Decentralization reduces the efficiency of transactions.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the structure of a block in a blockchain?

A block is made up of multiple chains linked together.

A block consists of a header and a body, where the header contains metadata and the body contains transactions.

A block is a single transaction without any metadata.

A block contains only the header with no body.

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