Intermediate Decentralized Applications (DApps)

Test your Intermediate-level Blockchain Cryptocurrency Decentralized Applications Dapps skills in Emerging Technologies. This timed assessment evaluates your expertise in Information Technology.

Duration: 5 minutes

•40 questions

Time Remaining: 05:00

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40 questions remaining

Question 1 of 40Assessment

What happens if a DApp's smart contract has a logic error after it is deployed on a standard blockchain?

A. The developer can simply upload a new version to the same address to fix it.

B. The network validators will automatically detect and fix the error during the next block.

C. The contract must be paused by the blockchain foundation until it is repaired.

D. The contract usually cannot be changed, often requiring a migration to a new contract.

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