Blockchain Quiz 1

Blockchain is a peer-to-peer _____________ distributed ledger technology that makes the records of any digital asset transparent and unchangeable.

• Decentralized

• Demanding

• Secure

• Popular

Blockchain networks are much _____ and deal with no real single point of failure.

• 1. Simpler

• Easier to scale

• Convenient

• Faster

Bitcoin is a cryptocurrency, which is an application of Blockchain.

• TRUE

• FALSE

Blockchain can perform user transactions without involving any third-party intermediaries.

• 1. With the help of the third party

• 1. Without involving any third party

• 1. Without involving any owned

• 1. Without involving any authenticated

What does P2P stand for?

• Peer to Peer

• Product to Product

• password to password

• None of the above

Blockchain has ____ versions.

• 2

• 3

• 4

• 5

Who introduced the digital online cryptocurrency known as Bitcoin?

• 1. Satoshi Nakamoto

• 1. Nick Szabo

• 1. Wei Dai

• 1. Hal Finney

A blockchain enables peer-to-peer transfer of digital currency without any intermediaries such as banks.

• True

• False

Did Blockchain enable a centralized or a decentralized system for the exchange of value?

• Decentralized

• Centralized

• None of the above

• cant say

What does a block in a Blockchain have?

• 1. Header & Digital ledger

• 1. Bitcoins & Input

• 1. Transactions & Bitcoins

• 1. Header & Transaction