C. GDPR deals with all types of personal data, whereas PCI DSS

deals with only payment card data

D. We must abide by either of these data regulations

Q4: What can be the possible issues with a centralized voting

solution?

A. There can be a DDoS attack on the server

B. Mass attack possible on the database

C. Voter’s privacy and anonymity can be an issue

D. All of the above

Q5: What is the main difference between user centric identity and

DID?

A. In user centric identity, the third party decides whether to share

personal data, whereas in DID, it’s the user who takes the

decision

B. In DID, the data is saved in a centralized location, in user

centric identity, it’s not

C. In DID, data can be of any type, i.e., image, documents etc.,

whereas in user centric identity, only strings can be saved

D. DID architecture would be much more expensive to implement

Q6: Which of the following is true regarding Selective Disclosure?

A. In this model, data is not shared

B. In this model, only part of the data is visible

C. In this model, only Boolean value is used to answer a question

rather than exposing the real data

D. In this model, the data is replaced with zeroes

Q7: What does Zero Knowledge Proof mean?

A. Holder creating private DIDs for each new connection in order

to make the data sharing correlation-resistant

B. Holder answering to Verifier’s queries in Boolean not revealing

the actual data and still proving it