Estimating Rank Based on Percentile

Your JEE Main rank can be estimated using the formula:

Rank ≈ (100 – Percentile) × (Total number of candidates) / 100

For instance, if you scored 98.0 percentile and 12 lakh students took the exam, your approximate rank would be:

(100 – 98) × 12,00,000 / 100 = 24,000

However, this is a rough estimat…[Read more]

Should India establish a strategic cryptocurrency reserve to stay competitive in the global financial landscape, or will its current policies continue to drive innovation and talent away?

ERC-20 vs. ERC-721 vs. ERC-1155:-

ERC-20:

The most common token standard on Ethereum
Used for fungible tokens, meaning each token is identical and interchangeable (like currencies)
Defines basic functions like transfer(), balanceOf(), totalSupply()
Examples: Most cryptocurrency tokens like USDT, LINK, or UNI use this standard

ERC-721:

The…[Read more]

Bitcoin’s Quantum Computing Resilience: Myth vs. Reality

In the rapidly evolving world of cryptocurrency, a new technological challenge has emerged that has sent ripples of concern through the digital finance ecosystem: quantum computing. Recent advancements by Google, particularly the development of the Willow quantum computing chip, have…[Read more]

XRP : The Story of Ravi’s Fast River

Ravi lived near a big river that connected his village to other towns. When people wanted to send goods to another town, they had to use old, slow boats, and it cost a lot of money.

Ravi had an idea: “What if I build a fast boat system that can send goods across the river in seconds and for very little cos…[Read more]

DOGECOIN : The Story of Riya’s Funny Coupon

Riya loved making people laugh. One day, she created a coupon with a funny picture of her dog, Max, on it. She called it Dogecoin just for fun. At first, she gave these coupons to her friends as a joke, but then something surprising happened—people started trading them!

Her friends said, “We can use t…[Read more]

ETHEREUM : The Story of Meera’s Smart Village

Meera lived in a small village where everyone often argued about agreements—like who owed money, who rented a house, or who borrowed a cow. These arguments wasted a lot of time.

One day, Meera had an idea. She created a big board in the village square and called it the Smart Board. On this board, vil…[Read more]

BITCOIN: The Story of Arun’s Digital Gold

Arun loved gold because it was valuable and could be traded for anything. But gold was heavy and hard to carry around. One day, Arun’s tech-loving uncle, Raj, said, “What if I told you there’s something like gold, but it’s digital? It’s called Bitcoin.”

Arun was curious. “How can something on th…[Read more]

CRYPTO WALLET : The Story of Rohan’s Treasure Box

Rohan loved collecting rare coins. He kept them safe in a small treasure box with a special key. Whenever he wanted to use a coin, he opened the box with his key, took out the coin, and then locked the box again.

One day, his friend Priya said, “I’ve started collecting digital coins. I don’t…[Read more]

BLOCKCHAIN : The Story of Maya’s Notebook

Maya lived in a small village. Every evening, she would sit under a big tree with her friends to trade fruits and toys. To keep track of who gave what to whom, Maya used a notebook.

One day, her friend Raju said, “What if Maya changes the notebook to show I owe her more toys than I actually do?” Eve…[Read more]

Pioneering Blockchain Innovation: How India is Shaping the Future of Startups and Governance:

1. Developing a Regulatory Framework
India has taken steps to regulate cryptocurrencies and blockchain, though the process is ongoing.

Introduction of the Digital Rupee (CBDC):
The Reserve Bank of India (RBI) launched the Digital Rupee pilot in 2022 for…[Read more]

Blockchain Wallet Address Identifiers: A Comprehensive Guide to Cryptocurrency Address Prefixes

Ethereum (ETH)
Starts with: 0x
Example: 0x742d35Cc6634C0532925a3b844Bc454e4438f44e

Bitcoin (BTC)
Legacy addresses: 1
SegWit addresses (P2SH): 3
Bech32 addresses (Native SegWit): bc1
Examples:
Legacy: 1BvBMSEYstWetqTFn5Au4m4GFg7xJaNVN2
SegWit:…[Read more]

Essential Frontend Technologies for Blockchain and Cryptocurrency Applications:

When building frontends for blockchain and cryptocurrency applications, you need technologies that enable seamless interaction with decentralized systems, user-friendly interfaces and robust security. Here’s a list of relevant frontend technologies:

1. Frameworks a…[Read more]

$AAVE is known for:

a) Decentralized lending and borrowing.
b) Enabling inter-blockchain communication.
c) Creating a decentralized storage network.
d) Being the first meme coin.

Correct Answer: a) Decentralized lending and borrowing.

Explanation: Aave ($AAVE) is a decentralized finance protocol that enables users to lend and borrow…[Read more]