IBM BLOCKCHAIN QUESTIONS AND ANSWERS

What does the "finality" quality of service provide to blockchain? a. Agreement that a transaction occurred b. History of transactions c. An append-only data structure d. Transactions cannot be backed out - Answer- d. Transactions cannot be backed out Which of the following facts about assets is true? a. Assets are anything that is capable of being owned or controlled to produce value b. Assets are always tangible c. Cash is not considered an asset, because it is anonymous d. The value of an asset cannot change over the course of its lifecycle - Answer- a. Assets are anything that is capable of being owned or controlled to produce value Which of the following blockchain use cases is an example of an Asset Exchange pattern? a. Transfer of high value assets between many participants b. Sharing of assets (voting, dividend notification) c. Sharing of key reference data d. Real-time view of compliance, audit & risk data - Answer- b. Sharing of assets (voting, dividend notification) Which phrase best describes blockchain? a. Shared replicated ledger b. Proof of Work c. Inefficient, Expensive, Vulnerable d. Peer-to-peer electronic cash system - Answer- a. Shared replicated ledger Which of the following facts about ledgers is true? a. Businesses are required to have exactly one ledger b. Ledgers are used for reporting of cash only c. Ledgers are logs of transactions d. All of these facts are true - Answer- c. Ledgers are logs of transactions Which of the following blockchain use cases is an example of a High Value Market pattern? a. Transfer of high value assets between many participants b. Sharing of assets (voting, dividend notification) c. Sharing of key reference data d. Real-time view of compliance, audit & risk data - Answer- a. Transfer of high value assets between many participants