Number of Questions: 70 Questions
Pass Score: 70%
Time Allotted: 90 minutes to complete exam
Exam Language: English
Voucher Expiration Date: One Year from Purchase
About BTA certification: View Our Exam Board
Consultants
Programmers & Developers
University Professors
Software Engineers
CEO/CTO/CIO
Government Officials
A person who holds this certification demonstrates their ability to:
Architect blockchain solutions
Work effectively with blockchain engineers and technical leaders
Choose appropriate blockchain systems for various use cases
Work effectively with both public and permissioned blockchain systems
This exam will prove that a student completely understands:
The difference between proof of work, proof of stake, and other proof systems and why they exist
Why cryptocurrency is needed on certain types of blockchains
The difference between public, private, and permissioned blockchains
How blocks are written to the blockchain
Where cryptography fits into blockchain and the most commonly used systems
Common use cases for public blockchains
Common use cases for private & permissioned blockchains
What is needed to launch your own blockchain
Common problems & considerations in working with public blockchains
Awareness of the tech behind common blockchains
When is mining needed and when it is not
Byzantine Fault Tolerance
Consensus among blockchains
What is hashing
How addresses, public keys, and private keys work
What is a smart contract
Security in blockchain
Brief history of blockchain
The programming languages of the most common blockchains
Common testing and deployment practices for blockchains and blockchain-based apps
This exam is a 70 question multiple-choice exam that lasts 1.5 hours (90 minutes) and is performance-based evaluation of Solution Architect skills and knowledge. Performance-based testing means that candidates must answer questions to reflect what they must perform on the job. Internet access is not provided during the exam, nor is any course material or study guides.
Scores and Reporting
Official scores for exams come immediately following the exam from Pearson VUE. A passing score is 70%. Exam results are reported PASS/FAIL and you will be provided your percentage. Blockchain Training Alliance does not report scores on individual items, nor will it provide additional information upon request.
Exam Retake Policy
Students who fail must purchase a new exam voucher to test again
A student who does not pass an exam must wait at least 48 hours to retake the exam
A student must wait 14-days for each subsequent attempt
A student who has passed a certain exam may not take the same exam (defined as an exam of the same version with the same exam number) again within 12 months of when the exam was passed. A student who wishes to take the exam again in order to re-certify may do so after the 12-month period.
ID Requirements
To maintain the highest level of security and authentication, all Blockchain Training Alliance score reports provided at Pearson VUE testing center will include a photo of the candidate. Test Center Administrators are required to take a photograph of each candidate prior to testing. Candidates who do not wish to have their picture taken will need to contact certification@blockchaintrainingalliance.com 14 business days in advance of the exam.
Carefully review the ID requirements prior to your exam appointment.
How To Register For An Exam
You can purchase an exam voucher here or Sign in/Create an account with Pearson VUE. Exam appointments may be made in advance or on the day you wish to test, subject to availability. The exam/appointment testing time limit noted on Pearson VUE web pages reflects the total appointment time, including an NDA, exam time, and survey.
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Blockchain Training Alliance: Certified Blockchain Solution Architect (CBSA)
The Certified Blockchain Solution Architect (CBSA) exam is an elite way to demonstrate your knowledge and skills in this emerging space. Additionally, you will become a member of a community of Blockchain leaders. With certification comes monthly industry updates via email and video.
The CBSA exam is a 70 question multiple-choice exam that lasts 1.5 hours and is a performance-based evaluation of Solution Architect skills and knowledge. Internet access is not provided during the exam, nor is any course material or study guides.
A person who holds this certification demonstrates their ability to:
Architect blockchain solutions
Work effectively with blockchain engineers and technical leaders
Choose appropriate blockchain systems for various use cases
Work effectively with both public and permissioned blockchain systems
Note: BIG Members get $100 discount. If you’re a BIG Member, please contact us for the code to use upon checkout. Thanks.
QUESTION: 1
SHA-1 is the most commonly used SHA algorithm, and produces a ______-byte hash value(size).
A. 256
B. 128
C. 32
D. 20
Answer: D
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?
A. 51% Attacks
B. Tether Token Hack
C. DDoS Attack
D. BIP attack
E. Parity Wallet Attack
Answer: A
QUESTION: 3
How many satoshis are in 1 bitcoin and how many wei in an Ether? (Select two.)
A. 1,000,000,000,000,000,000
B. 1,000,000,000,000,000
C. 1,000,000,000
D. 10,000
E. 1,000,000,000,000
Answer: A,B
QUESTION: 4
In the Proof of Stake(POS) algorithm the miners are really known as ___________?
A. Notary
B. Oracle
C. Forgers
D. Minters
Answer: C
QUESTION: 5
A Byzantine failure is the loss of a system service due to a Byzantine fault in systems that requires________.
What is required?
A. Consensus
B. Crypthography
C. Bandwidth
D. Availability
Answer: A
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