
Cryptocurrency and Blockchain Quiz
Authored by Raja R
Computers
University

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is cryptocurrency?
A system that only works in specific countries
Physical money carried around for transactions
A peer-to-peer system for sending and receiving payments
A digital payment system that relies on banks
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is blockchain?
A system that allows for easy manipulation of records
A traditional business network
A shared ledger for recording transactions
A type of physical currency
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of a distributed ledger in blockchain?
To eliminate the need for transactions
To allow for easy alteration of records
To provide an immutable record of transactions
To keep transactions private
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a smart contract in blockchain?
A contract that is not visible to anyone
A physical contract signed by two parties
A set of predefined rules stored on the blockchain
A contract that can be altered by participants
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is Bitcoin rewarded for in the blockchain?
For solving complex puzzles
For deleting records
For altering transactions
For creating new blocks
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Who introduced Bitcoin to the public in 2009?
Raja Sudharshana Govind
A government entity
An anonymous group of developers
Satoshi Nakamoto
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is Proof of Work (PoW) in blockchain?
A way to validate transactions based on coins held
A method for selecting validators randomly
A process where miners solve complex puzzles to add new blocks
A system that requires minimal energy consumption
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