
Quiz on Distributed Ledger Technology and Blockchain
Authored by Abhijeet Jadhav
Computers
Professional Development
Used 1+ times

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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the term 'Consensus Mechanism' refer to?
A type of digital currency
A method for data encryption
A method to achieve agreement in a decentralized network
A central authority's decision-making process
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which consensus mechanism requires solving complex problems to validate transactions?
Public Key Cryptography
Merkle Trees
Proof of Work
Proof of Stake
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a characteristic of a Permissionless Blockchain?
It is open for anyone to participate
It is used for private transactions
Access is restricted to a select group
It requires a central authority
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of a cryptographic hash function?
To encrypt data for secure communication
To produce a unique output for a given input
To create digital signatures
To store data in a centralized database
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following best describes a 'Full Node'?
A node that contains only part of the blockchain
A node that is not connected to the network
A node that verifies transactions without storing data
A node that contains a complete copy of the blockchain ledger
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the CAP theorem concerned with?
The limitations of distributed systems
The types of cryptocurrencies
The benefits of blockchain technology
The structure of a blockchain
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the Byzantine Generals Problem, what is a key challenge faced by the parties involved?
They must rely on a central authority
They must coordinate actions without trust
They have unlimited resources
They can communicate freely without deception
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