Blockchain Developer Test 1

Where can cryptocurrency be purchased?

A Bitcoin ATM

A private transaction

An exchange

All of the above

Correct! Wrong!

Describe the hash function.

Returns a fixed-length string of numbers and letters after accepting input of arbitrary length.

Liquid

Bitcoin

Cryptocurrency

Correct! Wrong!

Who invented Bitcoin?

Samsung

John Mcafee

China

Satoshi Nakamoto

Correct! Wrong!

Describe the private key.

A public key distributed

A key that cannot be distributed to the general public

A key that unlocked a hidden door

A key you have on a key chain

Correct! Wrong!

Uses of asymmetric encryption

Only private keys

Private and public keys

Proof of stake

Only public keys

Correct! Wrong!

Describe cold storage.

A secret key with internet access

A private key that isn't linked to the internet

An office wallet

Where you can hang your coat

Correct! Wrong!

Describe a DAPP.

A decentralized application

A side dish

An example of a blockchain

A kind of digital currency

Correct! Wrong!

Describe a node.

The Blockchain

A pc connected to a blockchain

An exchange

A kind of digital currency

Correct! Wrong!

How does Proof of Stake work?

A secret phrase required to access an exchange

How to create private keys

A protocol for transaction and block verification

A certificate required to utilize the Blockchain

Correct! Wrong!

What is a genesis block?

The first block of a blockchain

A famous block that hardcoded a hash of the Book of Genesis onto the blockchain

The first block after each block halving

The 2nd transaction of a blockchain

Correct! Wrong!

What exactly is a blockchain?

A kind of digital currency

An exchange

An integrated ledger

A peer-to-peer network distributed ledger

Correct! Wrong!

Where can cryptocurrency be purchased?

Describe the hash function.

Who invented Bitcoin?

Describe the private key.

Uses of asymmetric encryption

Describe cold storage.

Describe a DAPP.

Describe a node.

How does Proof of Stake work?

What is a genesis block?

What exactly is a blockchain?

Blockchain Developer Test 3

Blockchain Developer Test 5

Blockchain Developer Test 4

Blockchain Developer Test 2

Blockchain Developer Test 6

Where can cryptocurrency be purchased?

Describe the hash function.

Who invented Bitcoin?

Describe the private key.

Uses of asymmetric encryption

Describe cold storage.

Describe a DAPP.

Describe a node.

How does Proof of Stake work?

What is a genesis block?

What exactly is a blockchain?

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