How is the block difficulty determined in Ethereum?

Correct Answer for the Question – How is the block difficulty determined in Ethereum? is given below In Ethereum how is the block difficulty determined in Ethereum?At the time of writing these lines, the Ethereum Blockchain still runs on Proof of Work. When a block is mined, the miner node selects some transactions from a pool … Read more

The gas price is a value set by the creator of the blockchain transaction?

Correct Answer for the Question – The gas price is a value set by the creator of the blockchain transaction? is given below The gas price is a value set by the creator of the blockchain transaction? Select best answer.The gas price is a value set by the creator of the transaction, who has to pay … Read more

An encryption algorithm transforms plain text into cipher text using a key?

Correct Answer for the Question – An encryption algorithm transforms plain text into cipher text using a key? is given below An encryption algorithm transforms plain text into cipher text using a key? TRUE FALSE Correct Answer The Correct Answer for this Question is TRUE Explanation The Question – An encryption algorithm transforms plain text into … Read more

The key difference between encryption and hashing is that encrypted strings can be reversed back into their original decrypted form if you have the right key?

Correct Answer for the Question – The key difference between encryption and hashing is that encrypted strings can be reversed back into their original decrypted form if you have the right key? is given below The key difference between encryption and hashing is that encrypted strings can be reversed back into their original decrypted form if … Read more

Is it possible to access the blockchain via an Ethereum Node?

Correct Answer for the Question – Is it possible to access the blockchain via an Ethereum Node? is given below Is it possible to access the blockchain via an Ethereum Node?True You can interact with the blockchain using RPC via HTTP POST requests. You can find out more about the JSON-RPC API here. Although you can … Read more

With Hyperledger Fabric ledger, it supports both levelDB / CouchDB for state data?

Correct Answer for the Question – With Hyperledger Fabric ledger, it supports both levelDB / CouchDB for state data? is given below With Hyperledger Fabric ledger, it supports both levelDB / CouchDB for state data?The ledger system in Hyperledger fabric uses levelDB. By definition, LevelDB allows concurrent writers to safely insert data into the database by … Read more

Hyperledger Composer has following two main components?

Correct Answer for the Question – Hyperledger Composer has following two main components? is given below Hyperledger Composer has following two main components?Hyperledger Composer has following main components:1) Business Network Archive: Capturing the core data in a business network, including the business model, transaction logic, and access controls, the BusinessNetwork Archive packages these elements up and … Read more

Transactions can be only added to a blockchain.

Correct Answer for the Question – Transactions can be only added to a blockchain. is given below Transactions can be only added to a blockchain. FALSE TRUE Correct Answer The Correct Answer for this Question is FALSE Explanation The Question – Transactions can be only added to a blockchain. has been answered correctly and answer for … Read more

A chaincode package that was signed at creation can be handed over to other owners for inspection and signing in Hyperledger.

Correct Answer for the Question – A chaincode package that was signed at creation can be handed over to other owners for inspection and signing in Hyperledger. is given below A chaincode package that was signed at creation can be handed over to other owners for inspection and signing in Hyperledger.Is it true that the workflow … Read more

Without 100% autonomy, blockchain software and networks would serve little purpose.

Correct Answer for the Question – Without 100% autonomy, blockchain software and networks would serve little purpose. is given below Without 100% autonomy, blockchain software and networks would serve little purpose. FALSE TRUE Correct Answer The Correct Answer for this Question is TRUE Explanation The Question – Without 100% autonomy, blockchain software and networks would serve … Read more