MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Technical MCQs knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Bitcoin have a central authority? |
| A. | TRUE |
| B. | FALSE |
| C. | Can be true or false |
| D. | Can not say |
| E. | |
| Answer» C. Can be true or false | |
| 2. |
Which of the following statement is true about bitcoin? |
| A. | There is no central server; the bitcoin network is peer-to-peer |
| B. | There is no central storage; the bitcoin ledger is distributed |
| C. | The ledger is public; anybody can store it on their computer |
| D. | All of the above |
| Answer» E. | |
| 3. |
To claim the reward, a special transaction called a? |
| A. | nonce |
| B. | online wallets |
| C. | hardware wallet |
| D. | coinbase |
| Answer» E. | |
| 4. |
Nakamoto implemented the bitcoin software asopen-source code |
| A. | TRUE |
| B. | FALSE |
| C. | Can be true or false |
| D. | Can not say |
| Answer» B. FALSE | |
| 5. |
What is the block time of the ledger? |
| A. | 5 mins |
| B. | 8 mins |
| C. | 2 mins |
| D. | 10 mins |
| Answer» E. | |
| 6. |
Which hash function used in Ledger? |
| A. | SHA-64 |
| B. | SHA-128 |
| C. | SHA-256 |
| D. | SHA-512 |
| Answer» D. SHA-512 | |
| 7. |
Transactions ar verified by network nodes through cryptography and recorded in a public distributed ledger called a ? |
| A. | cryptocurrency wallet |
| B. | blockchain |
| C. | nodes |
| D. | cryptocurrency |
| Answer» C. nodes | |
| 8. |
Bitcoins are created as a reward for a process known as? |
| A. | mining |
| B. | wallet |
| C. | bubble |
| D. | ledger |
| Answer» B. wallet | |
| 9. |
Bitcoin is acryptocurrencyinvented in? |
| A. | 2007 |
| B. | 2008 |
| C. | 2009 |
| D. | 2010 |
| Answer» C. 2009 | |
| 10. |
The Bitcoin was introduced in this world by? |
| A. | Stuart Haber |
| B. | W. Scott Stornetta |
| C. | Satoshi Nakamoto |
| D. | Dave Bayer |
| Answer» D. Dave Bayer | |