Free Blockchain CBSA Exam Dumps Questions & Answers

Which of the following hashing algos is considered to be the strongest?

• A.  AES
• B.  RSA
• C.  SHA
• D.  MD-5
• E.  SHA-2

Which of these reasons is a good reason to choose a conventional database over blockchain to store application data?

• A.  High performance is required
• B.  Databases should never be used over blockchain
• C.  Full history is needed for all data
• D.  Centralization is to be avoided

What is the nonce-field in a transaction?

• A.  Protects against replay attacks
• B.  To sum up all ethers sent from that address
• C.  Adds a checksum for transactions
• D.  To distribute the workloads in the EVM

One consideration that should be taken into account when building a product on a public blockchain is:

• A.  How you can transfer your tokens to another blockchain if you decide to switch
• B.  What countries the blockchain is available in
• C.  Blockchain fees associated with transactions that both the product and the user may have in order to use the product on that blockchain
• D.  How often the blockchain goes offline for maintenance

You are using Geth and you would like to list the accounts controlled by the node.
What is the command?

• A.  geth account node list
• B.  geth list accounts
• C.  geth account node
• D.  geth account list