Block chain

The term used in a block chain splits in ________

• A merger

• A fork

• A division

• None of the above

In block chain, ____ tree stores all the transactions in the blocks by producing a digital fingerprint of the entire set of transactions.

• Merkle

• Binary

• AVL

• Red black

What is a block chain?

• A block chain is a centralized digital ledger consisting of records called blocks

• A block chain is a decentralized, distributed, digital ledger consisting of records called blocks.

• block chain is a digital database consisting of records called blocks.

• None of the above

Which technology is used in bitcoin?

• Information technology

• Business technology

• Block chain technology

• Medical technology

Identify one of the types of block chain network.

• Open block chain network

• Constraint block chain network

• Private block chain network

• Restricted block chain network

Which of the following is not block chain component?

• Ledger

• Wallet

• Certificate authority

• Hash

Bitcoin is created by_______

• Saifedean Ammous

• Vitalik Buterin

• Satoshi Nakamoto

• None of the above

Where do you keep your cryptocurrency?

• Wallet

• Bank Account

• Floppy Disk

• In your pocket

What are the benefits of block chain technology.

• No hidden fees

• Fraud control & access

• Security and speed

• All of the above

Which of the following is not correct regarding the cryptocurrency bitcoin.

• It runs on the technology of block chain.

• Bitcoins are hidden in data blocks and can be mined.

• Bitcoins as a medium of payment is authorized by Reserve bank of India

• Bitcoin can be sold and bought on Exchange platforms.