Blockchain Technology Free Course with Certificate🌟 Dive into the revolutionary world of blockchain and gain valuable knowledge at NO COST! In this exclusive 2025 program, we’ll guide you through foundational concepts, applications, and industry trends that make blockchain a sought-after skill in today’s market
A Blockchain Certification is a professional credential that validates an individual’s knowledge and skills in providing blockchain technology, its components, and its implications across various sectors
This course would equip participants with a comprehensive understanding of blockchain technology, its components, and its implications across various sectors. By the end, students should be able to analyze and discuss the potential and challenges of blockchain applications in real-world scenarios.
See the video for answers quiz link given in end of context
What is blockchain?
- A) A type of cryptocurrency
- B) A distributed ledger technology
- C) A programming language
- D) A central database
Which cryptocurrency was the first to be created?
- A) Ethereum
- B) Litecoin
- C) Bitcoin
- D) Ripple
What is a smart contract?
- A) A contract written on paper
- B) A self-executing contract with the terms directly written into code
- C) A legally binding agreement
- D) An agreement enforced by a lawyer
Which consensus mechanism is commonly used by Bitcoin?
- A) Proof of Stake
- B) Delegated Proof of Stake
- C) Proof of Work
- D) Byzantine Fault Tolerance
What does ‘decentralization’ mean in the context of blockchain?
- A) No central authority governing the network
- B) The ability to make changes quickly
- C) A centralized system with multiple backups
- D) A network controlled by a single entity
What is a ‘block’ in a blockchain?
- A) A part of a computer
- B) A unit of data containing transaction information
- C) A network node
- D) A programming function
What is the primary purpose of mining in blockchain?
- A) To create new cryptocurrencies
- B) To validate transactions and add them to the blockchain
- C) To store user data
- D) To develop new blockchain protocols
Which of the following is a key feature of blockchain technology?
- A) Anonymity
- B) Immutability
- C) Centralization
- D) Speed
Other free certification courses 2025
Google Cloud Platform Quiz Questions and Answers
Stock Market Quiz Certificate Itronix Solutions
What is a public key in blockchain?
- A) A password used to access the blockchain
- B) An encryption key used for secure communication
- C) An address that can receive cryptocurrency
- D) A code used to unlock a smart contract
Which platform is known for enabling the creation of decentralized applications (dApps)?
- A) Bitcoin
- B) Ethereum
- C) Ripple
- D) Litecoin
What is the main purpose of a cryptocurrency wallet?
- A) To store physical currency
- B) To securely store private and public keys
- C) To mine cryptocurrencies
- D) To buy goods and services
Which of the following is a type of blockchain?
- A) Public
- B) Private
- C) Consortium
- D) All of the above
What does ICO stand for?
- A) Initial Coin Offering
- B) International Cryptocurrency Organization
- C) Integrated Chain Operation
- D) Internal Coin Operation
What is the function of a node in a blockchain network?
- A) To develop new cryptocurrencies
- B) To store and relay transaction information
- C) To provide internet access
- D) To mine new coins
What is a fork in blockchain technology?
- A) A type of transaction
- B) A split in the blockchain protocol
- C) A security feature
- D) A mining technique
Other free certification courses 2025
Robotics Free Courses | Robotics Quiz Certificate -Itronix Solutions
Free Online Certification On Cyber Security
Digital Marketing Professional Certificate (DMPC) Exam Answers
Build Your Own Alexa with Python in 2022
What is the term for the process of validating and recording transactions on a blockchain?
- A) Mining
- B) Staking
- C) Hacking
- D) Delegating
What is Ethereum primarily known for?
- A) Fast transactions
- B) Decentralized applications and smart contracts
- C) Being the first cryptocurrency
- D) High security
What is the role of a miner in a Proof of Work system?
- A) To create new coins
- B) To validate transactions and solve complex mathematical problems
- C) To store user data
- D) To manage smart contracts
What is the term for the unique identifier of a transaction in a blockchain
- A) Block ID
- B) Transaction hash
- C) Crypto key
- D) Ledger ID
What is a decentralized finance (DeFi) application?
- A) A financial application managed by a single entity
- B) A blockchain-based application that replicates traditional financial services without intermediaries
- C) A mobile banking app
- D) An app that tracks investments
APPLY FOR THE QUIZ : CLICK HERE
