2026

Technology & Programming

Rigorous Blockchain Programming Quiz

Explore intricate blockchain mechanics through demanding multiple-choice challenges tailored for advanced users.

#layer 2 scaling#consensus mechanisms#blockchain tech#decentralized protocols#smart contract security#zero-knowledge proofs

Quiz Intelligence

Total Questions

6

Difficulty Level

hard

Progress

0/0

0%

Quiz Questions

Answer all questions below and test your knowledge.

1
What does the Merkle root in a Bitcoin block header specifically represent?
Question 1
2
In Proof-of-Stake systems like Ethereum 2.0, what slashing penalty occurs for equivocation?
Question 2
3
What is the maximum fraction of faulty nodes tolerable in Practical Byzantine Fault Tolerance (PBFT)?
Question 3
4
In zk-SNARKs used for privacy in blockchains, what does 'succinct' refer to?
Question 4
5
What distinguishes optimistic rollups from zk-rollups in Ethereum layer 2 scaling?
Question 5
6
In Bitcoin script, what opcode pushes the scriptsig onto the stack for signature validation?
Question 6

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Rigorous Blockchain Programming Quiz

Quiz Intelligence

Quiz Questions

What does the Merkle root in a Bitcoin block header specifically represent?

In Proof-of-Stake systems like Ethereum 2.0, what slashing penalty occurs for equivocation?

What is the maximum fraction of faulty nodes tolerable in Practical Byzantine Fault Tolerance (PBFT)?

In zk-SNARKs used for privacy in blockchains, what does 'succinct' refer to?

What distinguishes optimistic rollups from zk-rollups in Ethereum layer 2 scaling?

In Bitcoin script, what opcode pushes the scriptsig onto the stack for signature validation?