Blockchain Basics

Blockchain Basics

Professional Development

5 Qs

quiz-placeholder

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Blockchain Basics

Blockchain Basics

Assessment

Quiz

Computers

Professional Development

Practice Problem

Hard

Created by

Bintang 19

Used 4+ times

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

1. What is a blockchain?

a. A digital wallet for storing cryptocurrencies

b. A decentralized digital ledger that records transactions

c. A software program for managing databases

d. A type of encryption algorithm used for secure communication

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

2. What is a block in a blockchain?

a. A transaction that has been verified and added to the blockchain

 

b. A group of computers that work together to verify transactions

c. A cryptographic puzzle that must be solved to add a transaction to the blockchain

d. A secure digital container that holds information about transactions

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

3. What is a smart contract?

a. A legal document that defines the terms of a transaction

 

b. A computer program that executes automatically when certain conditions are met

c. A type of encryption algorithm contract used for secure communication

d. A process for verifying the identity of users on a blockchain

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

4. How does a blockchain ensure the security of its data?

a. By using encryption to protect the data from unauthorized access

b. By storing the data on multiple computers in a decentralized network

c. By requiring users to provide personal identification before accessing the data

d. By using a centralized authority to manage the data and transactions

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

5. What are the benefits of using a blockchain for transactions?

a. Faster transaction processing times

b. Lower transaction fees

c. Increased transparency and accountability

d. All of the above

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