Blockchain Quiz

Quiz
•
Computers
•
12th Grade
•
Medium
Nur Majid
Used 10+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a blockchain?
A programming language
A type of cryptocurrency
A decentralized digital ledger
A centralized database
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Who proposed the concept of blockchain in 1991?
Satoshi Nakamoto
Vitalik Buterin
Hal Finney
Stuart Haber and W. Scott Stornetta
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which consensus mechanism involves solving complex mathematical problems?
Proof of Stake
Proof of Work
Delegated Proof of Stake
Proof of Authority
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of blockchain is controlled by a single organization?
Consortium Blockchain
Private Blockchain
Hybrid Blockchain
Public Blockchain
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is an application of blockchain technology?
Email services
Cryptocurrencies
Web hosting
Social media
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary purpose of mining in blockchain?
Designing smart contracts
Creating new cryptocurrencies
Validating transactions
Storing data
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which blockchain platform is known for enabling smart contracts?
Corda
Bitcoin
Ethereum
Hyperledger Fabric
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