Yellow Page Gulf
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scholareum posted an update
7 months, 1 week agoThe Evolution of Money: Gold, Trust or Code?
For much of history, currency has been a representation of value, backed by tangible assets like gold. Many still believe that the US dollar is tied to gold reserves. The truth? It hasn’t been since 1971. Today, the dollar is backed solely by trust – trust in the government, the economy and the i…[Read more]
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scholareum posted an update
7 months, 1 week agoWhy is blockchain technology important for voting systems?
A) It keeps votes private.
B) It ensures fair and transparent counting.
C) It makes voting faster.
D) It replaces physical voting booths.Answer: B) It ensures fair and transparent counting.
Explanation: Blockchain technology ensures that votes are counted accurately and securely,…[Read more] -
scholareum posted an update
7 months, 1 week agoWhat does ‘decentralization’ mean in the context of blockchain?
A) Control by a single organization
B) Distribution of control across many participants
C) Use of physical ledgers
D) Centralized server managementAnswer: B) Distribution of control across many participants
Explanation: Decentralization in blockchain means that control is shared…[Read more] -
scholareum posted an update
7 months, 1 week agoWhich cryptocurrency is known for its Shiba Inu dog mascot?
A) Bitcoin
B) Ethereum
C) Dogecoin
D) LitecoinAnswer: C) Dogecoin
Explanation: Dogecoin is known for its Shiba Inu dog mascot and was originally created as a joke. -
scholareum posted an update
7 months, 1 week agoWhat is a ‘smart contract’?
A) A legal document for buying real estate
B) A self-executing contract with terms written in code on a blockchain
C) A type of bank agreement
D) A physical contract used in transactionsAnswer: B) A self-executing contract with terms written in code on a blockchain
Explanation: A smart contract automatically exe…[Read more] -
scholareum posted an update
7 months, 1 week agoWhich of the following is NOT a type of cryptocurrency?
A) Bitcoin
B) Ethereum
C) Dogecoin
D) PaypalAnswer: D) Paypal
Explanation: Paypal is a digital payment service, not a cryptocurrency. -
scholareum posted an update
7 months, 1 week agoWhat should you do if you lose access to your cryptocurrency wallet?
A) Ignore it
B) Contact the wallet provider and use your backup
C) Try to hack into it
D) Delete the walletAnswer: B) Contact the wallet provider and use your backup
Explanation: If you lose access to your wallet, you should contact the provider and use your backup to recover…[Read more] -
scholareum posted an update
7 months, 1 week agoWhat is the purpose of a ‘hash’ in a blockchain?
A) To link blocks together
B) To identify and secure each block uniquely
C) To manage digital wallets
D) To store user passwordsAnswer: B) To identify and secure each block uniquely
Explanation: A hash is a unique code for each block in the blockchain, ensuring its security and integrity. -
scholareum posted an update
7 months, 1 week agoHow does blockchain technology ensure security?
A) By using encryption and decentralization
B) By storing data in physical ledgers
C) By limiting access to banks
D) By using paper recordsAnswer: A) By using encryption and decentralization
Explanation: Blockchain technology ensures security through encryption and decentralization, making it…[Read more] -
scholareum posted an update
7 months, 1 week agoWhat is a ‘hot wallet’?
A) A physical wallet for cash
B) A digital wallet connected to the internet
C) A type of cryptocurrency
D) A banking serviceAnswer: B) A digital wallet connected to the internet
Explanation: A hot wallet is an online wallet that stores cryptocurrency and is connected to the internet.-
scholareumreplied 7 months, 1 week ago
What is a ‘cold wallet’?
A) A digital wallet connected to the internet
B) A physical wallet for cash
C) An offline wallet for storing cryptocurrency securely
D) A type of cryptocurrencyAnswer: C) An offline wallet for storing cryptocurrency securely
Explanation: A cold wallet is an offline wallet that provides enhanced security by keeping cry…[Read more]likelike
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scholareum posted an update
7 months, 1 week agoWhat is an NFT?
A) A type of cryptocurrency
B) A unique digital collectible
C) A blockchain ledger
D) A financial bank accountAnswer: B) A unique digital collectible
Explanation: NFTs, or Non-Fungible Tokens, are unique digital items verified using blockchain technology. -
scholareum posted an update
7 months, 1 week agoWhat does a blockchain consist of?
A) A series of physical books
B) A series of digital blocks linked together
C) A type of physical ledger
D) A financial institutionAnswer: B) A series of digital blocks linked together
Explanation: A blockchain is a digital ledger consisting of blocks of information linked in a chain. -
scholareum posted an update
7 months, 1 week agoWhich of the following is the first cryptocurrency?
A) Ethereum
B) Bitcoin
C) Dogecoin
D) LitecoinAnswer: B) Bitcoin
Explanation: Bitcoin was the first cryptocurrency, created in 2009 by Satoshi Nakamoto. -
scholareum posted an update
7 months, 1 week agoWhat is a cryptocurrency?
A) A type of paper money
B) A digital or virtual form of money using encryption
C) A physical coin
D) A bank accountAnswer: B) A digital or virtual form of money using encryption
Explanation: Cryptocurrency is digital money that uses encryption for security and operates on blockchain technology. -
scholareum posted an update
7 months, 1 week agoWhat is barter?
A) Trading goods and services directly without money
B) A type of cryptocurrency
C) A digital wallet
D) A form of physical moneyAnswer: A) Trading goods and services directly without money
Explanation: Barter is the system of exchanging goods or services directly without using money. -
scholareum wrote a new post
7 months, 1 week ago10 Most Notorious Crypto Scams: Lessons from the Dark Side of Blockchain
Here’s a list of some of the most infamous crypto scams, showcasing the variety of fraudulent schemes that have plagued […]
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scholareum posted an update in the group Crypto Scams
7 months, 1 week agoA crypto scam is a fraudulent scheme that exploits the use of cryptocurrencies to deceive people and steal their money or assets. These scams often prey on the lack of regulation, anonymity and technological complexity of the crypto space to mislead victims.
Common Characteristics of Crypto Scams:
False Promises: Offering unrealistic returns on…[Read more]
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scholareum posted an update in the group Blockchain in India
7 months, 1 week agoRestoring Trust: 5 Ways Blockchain Can Revolutionize Governance in India.
Immutable Records = Zero Corruption
– Blockchain’s tamper-proof ledger ensures government records (land titles, public funds, ration cards, etc.) cannot be altered or forged, eliminating corruption and ensuring fairness.
– Every citizen can verify records transparently,…[Read more] -
scholareum posted an update in the group Blockchain in India
7 months, 1 week agoBlockchain-Powered Revolution: Building a 100% Trustworthy Ration Card Ecosystem in India.
Here’s how it can be leveraged effectively:1. Immutable and Transparent Ledger for Ration Card Data
Store ration card details, family member data and biometric information on a decentralized blockchain ledger.
Each update (e.g., new registration, m…[Read more] -
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scholareum wrote a new post
7 months, 2 weeks agoSCHOLAREUM.COM: Learn Blockchain Earn Crypto & Win Scholarships
At SCHOLAREUM.COM, we believe that learning should be rewarding and exciting. Our platform is designed to help you explore the […]