Blockchain CBBF Practice Test - Questions Answers, Page 4
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How does the Bitcoin provide anonymity?
A.
Through Merkle trees
B.
Through public/private key cryptography
C.
Through consensus algorithms such as Proof of Work
D.
By publishing only the block address
E.
None of the above
In its simplest state, a ledger_______________.
A.
determines which node stores the assets
B.
records the transfer of an asset between participants
C.
proves ownership on the Blockchain
D.
provides privacy to users on the Blockchain
Blockchain 3.0 combined with the internet 3.0 will dramatically increase Blockchain use?
A.
True
B.
False
If a node on the network were to lose a copy of the ledger, the ledger is not lost. The large number of other nodes have a copy and won't lose track. This is known as___________.
A.
Censorship
B.
Immutability
C.
Transparency
D.
Redundancy
What is the focus or primary goal of a private Blockchain? Select all that apply.
A.
To provide anonymity in business
B.
To save money by eliminating intermediaries
C.
To create a distributed database that allows for CRUD
D.
To provide transparency and trust for business while remaining secure
Blockchain is faster and more efficient than a standard database.
A.
True
B.
False
Blockchain technology uses__________________.
A.
the latest banking software
B.
the same network S/W as the central bank
C.
the latest router S/W and network H/W
D.
A combination of older technology
Blockchain transaction code categorizes the data put into blocks.
A.
True
B.
False
What is dApp?
A.
A decentralized application
B.
A dishonest application
C.
A decoded application
D.
A distributed application
The Blockchain combined with the Internet of Things (IoT) will dramatically ____________.
A.
increase the use of cryptocurrency
B.
speed up the internet
C.
make Bitcoin less expensive
D.
increase device connectivity
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