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Clear, practical answers to common questions about blockchain, Bitcoin and cryptocurrency.
Explore the answersFrequently asked questions
10 clear answers to help you understand the basics.
01What is a Blockchain
The term "blockchain technology" typically refers to the transparent, trustless, publicly accessible ledger that allows us to securely transfer the ownership of units of value using public key encryption and proof of work methods. The technology uses decentralized consensus to maintain the network, which means it is not centrally controlled by a bank, corporation, or government. In fact, the larger the network grows and becomes increasingly decentralized, the more secure it becomes.
Blockchain can be trusted due to so many reasons. Its compatibility with other business applications due to its open-source nature. Its security. As it was meant for online transactions, the developers have paid special attention to keeping up the pace when it comes to its security. It really doesn’t matter what type of business one owns, Blockchain can easily be considered.
There are four key features of Blockchain: Decentralized Systems Distributed ledger Safer & Secure Ecosystem Minting
Every block in this online ledger basically consists of a hash pointer which acts as a link to the block which is prior to it, transaction data and in fact a stamp of time.
02Transaction fees
Every cryptocurrency transaction must be added to the blockchain, the official public ledger of all completed transactions, in order to be considered a successful and valid transfer. The work of validating transactions and adding them to the blockchain is done by miners, which are powerful computers that make up a portion of the network and confirm its transactions. Miners spend vast amounts of computing power and energy doing this for a financial reward: with every block (a collection of transactions) added to the blockchain comes a bounty called a block reward, as well as all fees sent with the transactions that were confirmed and included in the block.
03Public and private keys
Bitcoin, as well as all other major cryptocurrencies that came after it, is built upon public-key cryptography, a cryptographic system that uses pairs of keys: public keys, which are publicly known and essential for identification, and private keys, which are kept secret and are used for authentication and encryption. Major cryptocurrencies like Bitcoin, Ethereum, and Bitcoin Cash function using three fundamental pieces of information: the address, associated with a balance and used for sending and receiving funds, and the address’ corresponding public and private keys.
04Rejected Transactions
Unlike confirmed transactions, rejected transactions do not appear on the blockchain. When a transaction is rejected, it’s as if it never occurred in the first place. In fact, the sender will see those funds instantly re-appear at the address they attempted to send from. Before you attempt the transaction again, you’ll need to make sure your fee is sufficient. An easy way to do this is to choose a regular fee which will cove the cost of Transfers.
05What is Bitcoin?
To the best of our knowledge, Bitcoin has not been made illegal by legislation in most jurisdictions. However, some jurisdictions (such as Argentina and Russia) severely restrict or ban foreign currencies. Other jurisdictions (such as Thailand) may limit the licensing of certain entities such as Bitcoin exchanges.
No its not. A Ponzi scheme is a fraudulent investment operation that pays returns to its investors from their own money, or the money paid by subsequent investors, instead of from profit earned by the individuals running the business. Ponzi schemes are designed to collapse at the expense of the last investors when there is not enough new participants.
The price of a bitcoin is determined by supply and demand. When demand for bitcoins increases, the price increases, and when demand falls, the price falls. There is only a limited number of bitcoins in circulation and new bitcoins are created at a predictable and decreasing rate, which means that demand must follow this level of inflation to keep the price stable. Because Bitcoin is still a relatively small market compared to what it could be, it doesn't take significant amounts of money to move the market price up or down, and thus the price of a bitcoin is still very volatile.
Bitcoin is not a fiat currency with legal tender status in any jurisdiction, but often tax liability accrues regardless of the medium used. There is a wide variety of legislation in many different jurisdictions which could cause income, sales, payroll, capital gains, or some other form of tax liability to arise with Bitcoin.
06What cryptocurrency services does Pokadigit offer?
Pokadigit helps individuals and organisations understand and work with cryptocurrency and blockchain technology. Support can include crypto consulting and project research, mining guidance, staking and masternode setup, trading automation, and planning for blockchain products.
07Can you help me assess a cryptocurrency or blockchain project?
Yes. We can help you review a project’s technology, team, use case, token design and available documentation, and explain questions to consider before you commit time or money. Digital assets are volatile, and research cannot guarantee an outcome.
08Do you provide cryptocurrency mining support?
We can advise on mining options, equipment and setup, and help you evaluate cloud mining providers. Costs, network difficulty, asset prices and provider terms can change, so mining profitability is never guaranteed.
09Can you help me set up staking or a masternode?
We can explain the network and wallet requirements and guide you through setup and ongoing operation. Requirements vary by project. Staking and masternodes involve technical and market risks, and rewards are not guaranteed.
10Can Pokadigit help develop a blockchain product or token?
We can help shape the idea, assess technical requirements, plan a token or blockchain product, and coordinate development support for smart contracts and related systems. Projects involving financial or regulatory obligations should also be reviewed by qualified specialists.