Blockchain Participants and Permissions Quiz

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What was one of the early pre-blockchain technologies described in the text?

Vault systems for computer systems

Timestamping digital documents

Digital cash

The Merkle tree (correct)

Who described an approach to public key distribution and digital signatures called tree authentication?

Ralph Merkle (correct)

W. Scott Stornetta

David Chaum

Stuart Haber

In what year did Stuart Haber and W. Scott Stornetta publish an article describing how to timestamp digital documents?

2016

1991 (correct)

1989

1982

What did David Chaum describe in his Ph.D. dissertation for the University of California, Berkeley?

A vault system for establishing, maintaining and trusting computer systems among mutually suspicious groups Signup and view all the answers

Which of the following is NOT mentioned in the text as an entity researching and deploying blockchain technology?

Individuals Signup and view all the answers

What year did the burgeoning open-source community begin developing complete enterprise platforms?

2016 Signup and view all the answers

What is the Merkle tree described in the text?

A data structure for verifying individual records Signup and view all the answers

Who founded the company DigiCash in 1989?

David Chaum Signup and view all the answers

What was the purpose of the vault system described by David Chaum in his Ph.D. dissertation?

To establish, maintain and trust computer systems among mutually suspicious groups Signup and view all the answers

Which of the following was NOT mentioned as a pre-blockchain technology in the text?

Blockchain itself Signup and view all the answers

Blockchain Participants and Permissions Quiz

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Questions and Answers

What was one of the early pre-blockchain technologies described in the text?

Who described an approach to public key distribution and digital signatures called tree authentication?

In what year did Stuart Haber and W. Scott Stornetta publish an article describing how to timestamp digital documents?

What did David Chaum describe in his Ph.D. dissertation for the University of California, Berkeley?

Which of the following is NOT mentioned in the text as an entity researching and deploying blockchain technology?

What year did the burgeoning open-source community begin developing complete enterprise platforms?

What is the Merkle tree described in the text?

Who founded the company DigiCash in 1989?

What was the purpose of the vault system described by David Chaum in his Ph.D. dissertation?

Which of the following was NOT mentioned as a pre-blockchain technology in the text?

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