Consider the following sentences regarding Crypto-currency. 1. Crypto-currency is a type of digital currency that uses cryptography for security and anti-counterfeiting measures. 2. Users must reach a consensus about crypto-currency's value and use it as an exchange medium. 3. It is tied to a particular country, its value is controlled by a central bank. Which of the above sentence(s) is/ are incorrect?
1.1 and 2
2.Only 3
3.1 and 3
4.None of the above
Answer:2
Posted Date:-2022-01-29 11:14:52