The top 20+ Blockchain interview questions are provided for clarity. To make a good first impression, arrive on time, be confident, and answer questions confidently. Know More:- https://bit.ly/49idzC3

1. 2 0 + B L O C K C H A I N
I N T E R V I E W
QUESTIONS AND
ANSWERS IN 2024
Cyber security aims to prevent all forms of cyber
attacks by increasing security in applications.
Encryption, input validation, authorization, and
session management are the most common
threats to software or applications.
Operational security in general is an element
related to many things. Cyber attacks may occur
when a system is not working, in this case
operational security will work to ensure that cyber
attacks do not occur.
Q1. WHAT IS BLOCKCHAIN AS PER YOUR
KNOWLEDGE?
Ans. Blockchain technology, invented with Bitcoin, is a
trusted and open-source approach used by many
companies due to its secure nature and long-term
trustworthiness.
Q2. ARE YOU AWARE OF DISTRIBUTED
LEDGER TECHNOLOGY?
Ans. Distributed Ledger Technology (DLT) is a
decentralized database managed by multiple
participants, where each participant adds a record of
every new transaction.
Q3. WHAT IS BITCOIN?
Ans. Bitcoin, a cryptocurrency, was created using
blockchain technology, a monetary exchange medium
that uses encryption techniques for verifying fund
transfers.
Q4. CAN YOU EXPLAIN THE TYPES OF
BLOCKCHAIN?
Ans. Blockchains are categorized into four types: Public,
Private, Consortium, and Permissioned, each with its
own rules and participation requirements.
Q5. ARE YOU AWARE OF ETHEREUM?
Ans. Ethereum is a decentralized public ledger platform
using Ethereum cryptocurrency and Solidity
programming language for transactions, creation,
publishing, monetization, and application usage.
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