Revolut – Κερδίστε ~5€ βλέποντας το 10λεπτο lesson. Ερωτήσεις λυμένες !

Κερδίστε ~5€ στο πορτοφόλι σας στη Revolut παρακολουθώντας περίπου 10 λεπτά το lesson για τα κρυπτονομίσματα. Λύσεις για τις ερωτήσεις λυμένες δείτε παρακάτω !

Οδηγίες και απαντήσεις ερωτήσεων παρακάτω από το insomnia forum

Σήμερα εμφανίζει η εφαρμογή της revolut ενα σουπερ προμο, οταν πατάς στα Crypto και σκρολάρεις το Learn.
Αν δεν φαινεται το learn, καντε update την εφαρμογη και αν παλι δεν εμφανιζεται, καντε πως πατε να αγορασετε η πως πατε να στειλετε crypto σε φιλο και γυρνάτε πισω και θα το εμφανισει.
Εναλλακτικα πατε στα crypto, και πατατε invest και να δεχτείτε τυπικα terms and conditions. Μετά εμφανίζεται.

Δεν χρειάζεται αγορά crypto.

Κατοπιν απαντώντας σε ερωτήσεις μπορείς να κερδίσετε περίπου 5 ευρώ στο πορτοφόλι σας η στο κρυπτονόμισμα DOT.
Μολις μπουν τα DOT στον λογαριασμο σας, μπορειτε να τα πουλησετε επιτοπου για να γινουν χρηματα στο πορτοφολι σας.
Καντε το το νωριτερο δυνατον καθως μπορει ανα πασα στιγμη να σταματησει το προμο λογω εκατομμυριων χρηστων που θα ενημερωθουν.

Παρακάτω είναι και οι απαντήσεις , στα αγγλικά, στις ερωτήσεις για να μην ψάχνετε.

Lesson 1
1. What is fiat money?
(3) Government-issued money
2. What is the main difference between fiat currencies and cryptocurrencies?
(2) Cryptocurrencies are decentralized, fiat money is controlled by a central authority
3. Who validates transactions on the blockchain?
(1) Special users called “Miners” or “Validators”.

Lesson 2
1. Why is cryptography important for cryptocurrencies?
(3) It eliminates the need for a central supervisor, eliminates double-spending and increases security
2. What are private and public keys?
(4) A public key is like an account number and a private key is like the associated password

3. Which statement is true about private and public keys?
(1) It is impossible to find out a person’s private key by looking at their public key.

Lesson 3
1. What is a Blockchain?
(1) A decentralized database
2. Who can see the blockchain?
(4) Anyone with a computer and internet access
3. What makes the blockchain different from a regular database?
(2) It is not controlled by a central party and can be viewed by anyone.

Lesson 4
1. What regulatory protection does a crypto asset have?
(2) None – Crypto is unregulated in most countries around the world.
2. How much can you lose by buying crypto?
(4) All – The value of your investment could drop to zero
3. When wouldn’t it be right to buy crypto?
(1)If you are in debt or you can’t afford to lose more than you invested

Μάθημα για Polkadot Lesson 1

Question 1 of 3
What are some limitations of early blockchains like Bitcoin?
(3) Slow Transaction Speeds, High Fees, and Inability to Communicate with Other Blockchains
Question 2 of 3
What is Web 3.0?
(1) A new web based on decentralized technologies where users have more control over their data
Question 3 of 3
How does Palkadot work around some of the limitations of previous blockchains?
(2) It allows multiple blockchains to communicate with each other and process transactions simultaneously

Lesson 2

Question 1 of 3
What is a relay chain?
(4) A blockchain that connects other blockchains together and allows them to communicate
Question 2 of 3
What is a parachain?
(1) A blockchain that connects to the relay chain and works in parallel with other parachains
Question 3 of 3
What problems do parachains and relay chains solve?
(2) Blockchains’ Inability to Communicate with

Lesson 3

Question 1 of 3
Who can vote on the Polkadot Network for new initiatives such as network upgrades?
(1) People who own a DOT token
Question 2 of 3
What is Polkadot’s “On-Chain Treasury”?
(3) A collection of tokens that can be used to support projects that benefit the network
Question 3 of 3
How is Polkadot’s governance system different from some other popular blockchains?
(4) It is governed by a community by vote

Lesson 4 

Question 1 of 3
What is the name of Polkadot’s native crypto token?
(3) DOT
Question 2 of 3
What is staking your DOT tokens?
(1) Assist in securing the network by temporarily locking DOT tokens in exchange for a reward in DOT tokens
Question 3 of 3
What is the “bonding” of your DOT tokens?
(1) Token locking to secure a spot for your parachain on the relay chain

Lesson 5

Question 1 of 3
What are some use cases of Polkadot?
(4) NFTs, DeFi, Smart Cities
Question 2 of 3
What differentiates applications based on Palkadot from the apps on your phone
(2) Polkadot apps don’t need a middleman for their work and can better protect your data
Question 3 of 3
How do apps communicate on parachains?
(1) Via the relay chain

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