A Technical I.T./DevOps Blog
Question
What does MEV stand for in the context of cryptocurrency?
Answer
MEV means Maximal Extractable Value; it used to mean “Miner Extractable Value” according to Coindesk.com. Cryptocurrency miners solve problems and receive a reward for doing so.
If a miner is able to successfully add a block to the blockchain, they will receive … bitcoins as a reward.
…
Question
In the context of cryptocurrency, what is Bor?
Solution
It is the way to use MATIC with the Go programming language.
Bor is the Official Golang implementation of the Matic protocol. It is a fork of Go Ethereum – https://github.com/ethereum/go-ethereum and EVM compatible.
https://github.com/maticnetwork/bor …
Question
What is MATIC in the context of cryptocurrency?
MATIC is Polygon’s native cryptocurrency token.
…
Before the project changed its name in February 2021, Polygon was known as Matic network.
https://cointelegraph.com/learn/polygon-blockchain-explained-a-beginners-guide-to-matic
MATIC is the currency of Polygon that enables users to interact with tens of thousands of dApps involved in our ecosystem. It is also used to secure the network by staking.
…
Question scenario
You have read about doxing or doxxing. What does it mean?
Answer
Doxing is the act of publicizing via the internet previously cloaked data about an individual or an organization. It is the unmasking of a formerly anonymous person to identify the target with an embarassing fact or allegation. Controversially connecting a person to something humiliating on a website is doxing.
…
Problem scenario
You have heard “kube C.T.L.” and “kube-cut-el”. How should you pronouce kubectl?
Answer
We recommend “kube C.T.L.” Source: https://youglish.com/pronounce/kubectl/english?
…
Question
Given the obsolescence of information technology topics, should you hold on to study guides and books for years later as an investment?
Answer
Possibly. Sometimes one book that was published in 2010 can list for over $1,000. This book is RHCSA/RHCE Red Hat Linux Certification Study Guide (Exams EX200 & EX300) 6th (sixth) edition Text Only Paperback by Michael Jang.
…
Continue reading “Should You Save Old I.T. Certification Study Guides?”
Question
In networking, you have read about latency and jitter. How are the two terms different?
Answer
“Jitter is used to describe the amount of inconsistency in latency across the network, while latency measures the time it takes for data to reach its destination and ultimately make a round trip.” Taken from https://www.networkmanagementsoftware.com/jitter-vs-latency/.
Clock jitter can create logging discrepancies;
…
Continue reading “How Is Jitter Different from Latency in Networking?”
Question
In the context of I.T. what is a punch list?
Answer
A set of discrete items for an automation solution (e.g., a script or program) to accomplish. To read more, see https://en.wikipedia.org/wiki/Punch_list#Construction_punch_list_software.
It is merely a checklist that may be codified.
…
Question
You know about RSA (Rivest, Shamir, Adelman) encryption. Asymmetric encryption and RSA specifically are regularly used in the I.T. industry. But when you search on the internet, you find many different spellings of Adelman (such as Adleman). Which is the correct spelling?
Answer
It is Adelman. The sources include page 648 of RHCSA/RHCE Linux Certification Study Guide Sixth Edition by Jang (McGrawHill) and this external site.
…
Question
In the context of I.T., what does RDM stand for?
Answer (disambiguation)
It can stand for one of the following:
Relational Data Model
Raw Disk Mapping.
(This answer was adapted from page 249 of PowerCLI Cookbook by Sellers.)
…