What is the full form of DAO?

a$.$

decentralised autonomous organisation

b$.$

digital artificial organisation

c$.$

delimit address office

d$.$

decentralised artificial organisation

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Transactions per second $($TPS$)$ for Proof$-$of$-$Work Blockchain are approximate$\_$

a$.$

$24$K per second

b$.$

$175$K per second

c$.$

Only limited to the number of nodes on the network

d$.$

$7-15$ per second

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What does a block in a Blockchain have?

a$.$

Header and Digital ledger

b$.$

Bitcoins and Input

c$.$

Transactions and Bitcoins

d$.$

Header and Transaction

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What is the genesis block?

a$.$

Any block created by the founder

b$.$

The last block created in the Blockchain

c$.$

the first block of a Blockchain

d$.$

The first transaction in each block

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What is Cryptocurrency?

a$.$

A currency of some country

b$.$

a digital currency

c$.$

a paper currency

d$.$

a smart card

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What is GHOST?

a$.$

A network

b$.$

A coin

c$.$

A protocol

d$.$

A ledger

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Smart Contract characteristics do not include:

a$.$

Alterable

b$.$

Fast and cost$-$effective

c$.$

A high degree of accuracy

d$.$

transparency

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Sidechain is a separate blockchain that runs

a$.$

dependent of Ethereum

b$.$

independent of Ethereum

c$.$

hybrid of Ethereum

d$.$

consortium of Ethereum

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How many types of Cryptocurrency are there?

a$.$

$3$

b$.$

$5$

c$.$

$6$

d$.$

$4$

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What are Smart Contracts?

a$.$

A electronic bond

b$.$

a type of contract

c$.$

programs that are executed

d$.$

a legal agreement

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The term used for Blockchain splits is $\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_$

a$.$

A Merger

b$.$

A Hash

c$.$

A Division

d$.$

A Fork

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GHOST stands for$\_$

a$.$

Great Harvest Orange Stray Transaction

b$.$

Greedy Heaviest Observed SubTree

c$.$

Greedy Hash Observed Sub Tree

d$.$

Genetic Hash Observed Stake Tree

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Which of the following is considered as the primary assumption for a permissioned blockchain?

a$.$

closed network

b$.$

chosen miners

c$.$

no malicious miners

d$.$

hackers

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Which of these fields is present in a Bitcoin block summary?

a$.$

Gas Used

b$.$

Gas Limit

c$.$

Difficulty

d$.$

Private Key of the Sender

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What is a key characteristic of the Hyperledger network?

a$.$

It utilises the Proof of Stake $($PoS$)$ consensus algorithm as its main security measure.

b$.$

It is a public blockchain network and one of the oldest networks, existing since $2009.$

c$.$

It is private, open sourced and can run everyone$$s own distributed ledger technology $($DLT$).$

d$.$

It utilises cryptocurrency as a reward mechanism, which makes the network more secure$.$

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What are DApps designed to do$?$

a$.$

Manage cryptocurrencies only, without any embedded voting system for governance of the blockchain

b$.$

Execute smart contracts with the business logic in the front$-$end of a standalone application

c$.$

Run applications on a peer$-$to$-$peer $($P$2$P$)$ network expanding smart contracts beyond simple value transfer

d$.$

Support applications that run on multiple public cloud providers avoiding any vendor lock$-$in and fraud

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What is the best use case for smart contracts?

a$.$

Digitalise and automate legally binding contracts using artificial intelligence $($AI$)$

b$.$

Enforce the execution of contracts in the legal system using cryptocurrencies

c$.$

Ensure automatic payments by predetermined actions or events in insurance contracts

d$.$

Extend the Bitcoin blockchain, the best$-$known smart contract platform, to the judicial system