File Info
| Exam | BTA Certified Blockchain Solution Architect |
| Number | CBSA |
| File Name | Blockchain.CBSA.VCEplus.2019-07-07.145q.tqb |
| Size | 994 KB |
| Posted | Jul 07, 2019 |
| Download | Blockchain.CBSA.VCEplus.2019-07-07.145q.tqb |
How to open VCEX & EXAM Files?
Files with VCEX & EXAM extensions can be opened by ProfExam Simulator.
Coupon: MASTEREXAM
With discount: 20%
Demo Questions
Question 1
SHA-1 is the most commonly used SHA algorithm, and produces a ______-byte hash value(size).
- 256
- 128
- 32
- 20
Correct answer: D
Explanation:
Explanation: Explanation:SHA-1 is the most commonly used SHA algorithm, and produces a 20-byte hash value.Reference: https://www.securityinnovationeurope.com/blog/page/whats-the-difference-between-hashing-and-encrypting Explanation: Explanation:
SHA-1 is the most commonly used SHA algorithm, and produces a 20-byte hash value.
Reference: https://www.securityinnovationeurope.com/blog/page/whats-the-difference-between-hashing-and-encrypting
Question 2
What type of attack would be considered a very large flaw in public blockchains such as Bitcoin's Blockchain where the majority of hashpower could possibly be controlled thru an attack?
What is the specific attack Bitcoin could be exposed to?
- 51% Attacks
- Tether Token Hack
- DDoS Attack
- BIP attack
- Parity Wallet Attack
Correct answer: A
Explanation:
Reference: https://blockgeeks.com/guides/hypothetical-attacks-on-cryptocurrencies/ Reference: https://blockgeeks.com/guides/hypothetical-attacks-on-cryptocurrencies/
Question 3
How many satoshis are in 1 bitcoin and how many wei in an Ether? (Select two.)
- 1,000,000,000,000,000,000
- 1,000,000,000,000,000
- 1,000,000,000
- 10,000
- 1,000,000,000,000
Correct answer: AB
Explanation:
Reference: http://www.btcsatoshi.com/ http://ethdocs.org/en/latest/ether.html Reference: http://www.btcsatoshi.com/ http://ethdocs.org/en/latest/ether.html
