Smart Contracts and Cryptography Quiz

What language is used to write Smart Contracts on the Ethereum network?

• JavaScript

• Solidity

• C++

• Python

What is the purpose of the private key in public key cryptography?

• To generate the public key

• To encrypt information

• To decrypt information

• To store data

What happens to a Smart Contract after it is compiled?

• It is deleted

• It is transformed into bytecode

• It is stored in plain text

• It is printed on paper

What is the role of a miner in the Smart Contract propagation process?

• To verify user identities

• To process and store the code in the blockchain

• To delete old contracts

• To create new Smart Contracts

What is the consequence of losing a private key?

• The account can still be accessed

• The funds are considered lost

• The account is automatically deleted

• The private key can be recovered

What does the public key represent in public key cryptography?

• A key that can be shared with everyone

• A digital signature

• A secret code known only to the owner

• A method of encryption

What is the lowest level of the blockchain?

• Transaction Records

• Public Key Cryptography

• Smart Contracts

• User Accounts

What is required to verify a digital signature?

• A physical document

• A third-party service

• The public key

• The private key

How is a Smart Contract deployed on the Ethereum network?

• By email

• Via a P2P network

• Using a USB drive

• Through a centralized server

What does the private key allow a user to do?

• Encrypt data

• Access the blockchain

• Sign documents

• Create new keys