CBSA Exam Dumps : BTA Certified Blockchain Solution Architect

SHA stands for Secure Hash Algorithm. This is used to prove data integrity. The same input(s) will always produce the exact same output. This output is always 256 bits or 32 bytes in length regardless of the length of the input (even if input is millions of bytes).

What are the drawbacks of Blockchain? Very new technology Constantly changing, evolving Not very many trained resources High cost for trained resources Best practices, recommended patterns still being formed Scalability, transaction speed / cost.

If you send off a transaction, then several fields have to be set. These include: • nonce: It is a sequence number for the sending account which counteracts replay attacks • gasprice: price offered to pay per gas • startgas: upper limit for the gas consumption • to: destination address (EoA or contract address) • value: Ether to transfer • data: Data to transfer • v, r, s: ECDA signature.