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Blockchain Basics Test Q&S Latest Update
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Blockchain Basics Test Q&S Latest UpdateA distributed ledger _____. - Answer Can contain executable code to run complex
functions.
A block chain can not ____. - Answer Eliminate Duplication.
Bitcoin eliminates the need for any _______________. - Answer intermedediaries in a
transaction.
What's the driving factor that makes a blockchain database immutable? - Answer New
blocks rely on every previous block.
A distributed database ______. - Answer does not use the same processor for all storage
needs.
Two Factor Authentification (FC'ed) - Answer A process of entering a second
password transmitted to a side device along with the primary one to ensure who is
logging on is who they say they are.
Captchas - Answer an image presented on the screen with a set of words asked to
be retyped in by the user to verify that the person logging in to the system is in fact
a human being.
, Blockchain Database - Answer In a blockchain database, the database is stored on
all clients, with each containing a copy of the entire database.
Blockchain Database .#1 - Answer In a blockchain database, edits can not be made
to the database. All changes to the database are simply recorded as newly
distributed blocks on the chain. We call this characteristic immutability.
Blockchain Database .#2 - Answer In a blockchain there is no central authority. Power
is distributed evenly amongst all the blocks in the chain.
Blockchain Database .#3 - Answer The blockchain is sometimes referred to as the "Trust
Protocol".
Consensus Based Permission - Answer When changes are made to a database that all
clients are comfortable with because they are all in aggreance of who has permissions.
Structured Database - Answer A database in which the table is organized with rows
and columns that are organized with a record (the rows) who's information is thusly
organized into specified fields (columns) that represent the same information in each
record.
Structured Database .#1 - Answer In a structured database, most data resides within the
main servers of the database.
Structured Database .#2 - Answer If a system relies on a central database, it can result
in a single point of failure.
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