03/03/2025, 14:07 Week_1_Quiz: The Blockchain's Abstractions and Applications: CSE 598: Engineering Blockchain Apps (2022 Fall - B)
Week_1_Quiz: The Blockchain's Abstractions and
Applications
Due Oct 16, 2022 at 11:59pm
Points 10
Questions 10
Available after Oct 9, 2022 at 12am
Time Limit 60 Minutes
Instructions
Complete the following quiz to confirm your understanding of the material covered in the unit's lecture
videos as well as the work you completed for the unit assignments. This is a graded quiz with only one
attempt. There are 10 questions, and 80% is the threshold for passing.
For Fill in the blanks Questions, Type your answers in small letter
Attempt History
Attempt Time Score
LATEST Attempt 1 2 minutes 10 out of 10
Score for this quiz: 10 out of 10
Submitted Oct 15, 2022 at 8:51pm
This attempt took 2 minutes.
Question 1
pts
1. Where are the transactions recorded in a blockchain?
On a SQL Database
Correct!
On a distributed immutable ledger
On a distributed opaque immutable ledger
On a centralized immutable ledger
Question 2
pts
, 03/03/2025, 14:07 Week_1_Quiz: The Blockchain's Abstractions and Applications: CSE 598: Engineering Blockchain Apps (2022 Fall - B)
2. If the following are the six steps in the process of creating a new block, what is the right time
sequence in which the process happens?
1 Nodes verify transactions
2 Transactions were submitted to the network
3 Consensus algorithm
4 Select the header of the most recent block and insert it into the new block as hash
5 Bundle the transactions into a block
6 New block is added to the local blockchain and propagated to the network
1,2,3,4,5,6
3,2,1,4,5,6
Correct!
2,1,5,4,3,6
5,3,2,1,4,6
Question 3
pts
3. Which of the following is used to point to a block in the blockchain:
Correct!
Hash Pointer
User ID
Transaction ID
Timestamp
Question 4
pts
4. A block in the blockchain can have more than one parent block.
True
Correct!
False
Question 5
Week_1_Quiz: The Blockchain's Abstractions and
Applications
Due Oct 16, 2022 at 11:59pm
Points 10
Questions 10
Available after Oct 9, 2022 at 12am
Time Limit 60 Minutes
Instructions
Complete the following quiz to confirm your understanding of the material covered in the unit's lecture
videos as well as the work you completed for the unit assignments. This is a graded quiz with only one
attempt. There are 10 questions, and 80% is the threshold for passing.
For Fill in the blanks Questions, Type your answers in small letter
Attempt History
Attempt Time Score
LATEST Attempt 1 2 minutes 10 out of 10
Score for this quiz: 10 out of 10
Submitted Oct 15, 2022 at 8:51pm
This attempt took 2 minutes.
Question 1
pts
1. Where are the transactions recorded in a blockchain?
On a SQL Database
Correct!
On a distributed immutable ledger
On a distributed opaque immutable ledger
On a centralized immutable ledger
Question 2
pts
, 03/03/2025, 14:07 Week_1_Quiz: The Blockchain's Abstractions and Applications: CSE 598: Engineering Blockchain Apps (2022 Fall - B)
2. If the following are the six steps in the process of creating a new block, what is the right time
sequence in which the process happens?
1 Nodes verify transactions
2 Transactions were submitted to the network
3 Consensus algorithm
4 Select the header of the most recent block and insert it into the new block as hash
5 Bundle the transactions into a block
6 New block is added to the local blockchain and propagated to the network
1,2,3,4,5,6
3,2,1,4,5,6
Correct!
2,1,5,4,3,6
5,3,2,1,4,6
Question 3
pts
3. Which of the following is used to point to a block in the blockchain:
Correct!
Hash Pointer
User ID
Transaction ID
Timestamp
Question 4
pts
4. A block in the blockchain can have more than one parent block.
True
Correct!
False
Question 5
