Top 20 Ethereum Interview Questions & Answers - PowerPoint PPT Presentation
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Top 20 Ethereum Interview Questions & Answers
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If you are willing to become an Ethereum developer or Ethereum expert, then you can go for Ethereum online certification. This program covers all aspects pf Ethereum and also enable you to learn about application development. – PowerPoint PPT presentation
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Title: Top 20 Ethereum Interview Questions & Answers
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Top 20 Ethereum Interview Questions and
Answer
- When we talk about cryptocurrencies, the Bitcoin
is the pioneering currency in this league. But,
Bitcoin has its own set of advantages and
disadvantages, and it paved the way for new
currencies to emerge. One such addition in this
league is Ethereum. Ethereum is a public
Blockchain solution, and there are great
prospects for those who are seeking Ethereum as a
career option.
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- It provides an online platform for app
development and hence there is a need for
Ethereum developer. Blockchain Council is a
leading platform providing Ethereum online
certification. So, if you are willing to become
an Ethereum expert, we have brought together the
following set of questions that will help you in
fetching a good Ethereum job.
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- 1. What is Ethereum?
- It is a public Blockchain and provides an
open-source platform for decentralized
application development. - 2. Who founded Ethereum?
- Vitalik Buterin and Gavin Wood are the names
behind the surge of Ethereum.
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- 3. What is EVM?
- It means Ethereum Virtual Machine, which is a
decentralized machine that handles scripts using
public nodes Network. It makes use of Gas as an
internal pricing system.
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- 3. What is EVM?
- It means Ethereum Virtual Machine, which is a
decentralized machine that handles scripts using
public nodes Network. It makes use of Gas as an
internal pricing system.
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- 4. Name some use cases of Ethereum?
- Ethereum finds a wide number of uses like
- Decentralized finance
- Digital Identity
- Tokenization
- Payments
- Health applications
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- 5. What is EEA?
- EEA or Enterprise Ethereum Alliance was created
in March 2017. This alliance has more than 100
non-profit organizations. This alliance aims to
facilitate a permissioned implementation of
Ethereum.
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- 6. What is the token value of Ethereum?
- ETH is the token value of Ethereum.
- 7. Tell us about Ethereum node?
- These nodes in the Ethereum network interact
with each other using the Ethereum protocol. When
it comes to interaction with the outside world
using the JSON-RPC interface.
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- 8. What is Ethere?
- It is also known as crypto-fuel, which fuels the
Ethereum network. It also powers smart contracts
and provides nodes incentive when it validates
Ethereum Blockchain blocks.
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- 8. What is Ethere?
- It is also known as crypto-fuel, which fuels the
Ethereum network. It also powers smart contracts
and provides nodes incentive when it validates
Ethereum Blockchain blocks.
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- 9. How is Wei different from Ether?
- The smallest unit of Ether is called as Wei. 1
Ether 1018 Wei. - 10. Ethereum uses which consensus mechanism?
- Ethereum makes use of Proof-of-Work consensus
mechanism. However, it is under the process of
shifting this to Proof-of-Stake, which is more
environment-friendly.
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- 11. How is Bitcoin different from Ethereum
Blockchain? - The basic difference between the two lies in the
fact that Bitcoin is the first generation
Blockchain technology while Ethereum offers a
more scalable and programmable Blockchain
solution. It supports smart contracts and also
promotes decentralized application development.
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- 12. What is dApps?
- dApps or decentralized applications are the
applications developed on a Blockchain platform
and makes use of the features of Blockchain
technology. It incentivization to the nodes for
the functioning of dApps. Ethereum is a popular
platform for the development of dApps.
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- 13. Where are the transactions recorded?
- The transactions are recorded on public ledger on
Ethereum, but if a permissioned network is used,
then it is stored in the private ledger.
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- 14. Which programming language is used for dApps
and smart contracts? - Solidity is the main programming language. Smart
Contracts on Ethereum uses SCL or Smart Contract
Language like Bamboo, Serpent, Pyramid, L4,
Thereym bytecode.
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- 15. What do you know about Truffle?
- It is a testing and development environment for
Ethereum. It offers an asset pipeline which makes
it handle Ethereum based projects. It is the
right framework for Ethereum developers.
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- 16. What is the block time?
- The Block time on Ethereum is 2 Kb.
- 17. What is the average block size on Ethereum?
- The average block size is 14 seconds.
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- 18. What are the different types of Ethereum
network? - There are three types of Ethereum network
- Private Network
- Test Network
- Live Network
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- 19. Can transactions be kept hidden on the
Ethereum network? - No transactions can be kept hidden in the
Ethereum network. - 20. How to mine Etheres?
- For the mining of Ether, one needs to have a
wallet and tools like Geth CLI, along with it,
you need to participate in the Network and help
in transactions.
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Let Your Career Grow With Blockchain Council
- If you are willing to become Ethereum developer
or Ethereum expert, then you can go for Ethereum
online certification. This program covers all
aspects pf Ethereum and also enable you to learn
about application development.
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Blockchain Council Certifications
- You can check out our certifications, and kick
start your career in the Blockchain space today. - Certified Blockchain Expert
- Certified Blockchain Developer
- Certified Smart Contract Developer
- Certified Solidity Developer
- Certified Ethereum Developer
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