Once a record has been added to a Blockchain it can be altered.
True
False
References:
What is a private Blockchain used instead of a public one?
It is less expensive to develop
It requires less mining power that a public Blockchain
To limit user access and permissions
It requires fewer administrators to manage it
In its simplest state, a ledger_______________.
determines which node stores the assets
records the transfer of an asset between participants
proves ownership on the Blockchain
provides privacy to users on the Blockchain
The transaction hash contained in a block is the______________.
unique number to show it’s a Bitcoin block
same as the user private key
digital fingerprint of the block
metadata used for ID
What does a Merkle tree provide?
Efficient block lookups and protection against forgery
Anonymity and transparency
A Turing complete distributed network
A way to deploy smart contracts onto the Blockchain
All of the above
A Blockchain does NOT provide which attribute?
Security through distribution
Anonymity through cryptography
Fault Tolerance through distribution
Immutability through hashing
What is the focus or primary goal of a private Blockchain? Select all that apply.
To provide anonymity in business
To save money by eliminating intermediaries
To create a distributed database that allows for CRUD
To provide transparency and trust for business while remaining secure
TESTED 22 Nov 2024
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