Your customer is an enterprise that is focused on financial sectors.What type of blockchain would this customer likely want specified for their enterprise?
Answer(s): D
Sometimes referred to as “private” blockchains, you are required to have some sort of permission to access any or parts of that blockchain. There are a multitude of variants and hybrid permissioned/permissionless blockchains that exist.
https://medium.com/@dustindreifuerst/permissioned-vs-permissionless-blockchains-acb8661ee095
Which is the following is the metaphor that describes a logical dilemma that plagues many computer networks?
Answer(s): B
BFT is so-named because it represents a solution to the "Byzantine generals' problem," a logical dilemma that researchers Leslie Lamport, Robert Shostak and Marshall Pease described in an academic paper published in 1982
https://www.nasdaq.com/article/byzantine-fault-tolerance-the-key-for-blockchains-cm810058
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?
Answer(s): A
https://www.securityinnovationeurope.com/blog/page/whats-the-difference-between-hashing-and-encrypting
What is a logic gate in electronics and computer science?
A logic gate usually takes in 2 inputs and gives out 1 output. The inputs and outputs are binary values, meaning they can be 1 or 0. A XOR logic gate takes in 2 binary inputs and gives out a high output ONLY when the inputs are different. Meaning, if A and B are inputted to a XOR gate then the out C will be 1 ONLY when A is not equal to B.
https://blockgeeks.com/guides/cryptocurrencies-cryptography/
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