Every block contains a hashed reference to the block before it so you can trace every transaction all the way back to genesis block Last line (hash) is repeated as the first line in the next block. This is why it is called “chain”.  Miners group the current transactions together and take a hash of the transactions plus an arbitrary number – called a “nonce”. The work required to find the hash to so many leading zeros is so difficult that it makes is highly improbable that any hacker or nation-state could change a historical block and rewrite all history after that block. Above all, which one is not true for block chain?

According to the articles presented in class from The Lancet medical journal, the safest level of alcohol consumption for males and females is:

Penicillin was one of the first antibiotic used and saved the lives of hundreds of millions of people suffering from bacterial diseases. Why is penicillin rarely used today? 

The stage of sleep when someone dreams is

Brice Brown and Yasmine Yellow are involved in a romantic relationship. Brice is an employee of the Mayor’s Office in Atlanta, Georgia. Yasmine is a lawyer at a major law firm in Atlanta that does work for the Mayor’s Office. In an effort to keep their relationship secret, Brice and Yasmine meet in public only for lunch. On their first-year anniversary as a couple, Brice and Yasmine split a bottle of champagne during lunch. Upon returning to work, both Brice and Yasmine smell of alcohol. Each employer decides to administer a breathalyzer to estimate blood alcohol level. Is it likely that these employees have constitutional protections against their employers?

Christelle répond:

Emergency Services, an ambulance company, hopes to hire several new emergency medical technicians (EMTs). Most EMTs hired by Emergency Services are 30 years old or younger. Emergency Services, however, would be pleased to hire EMTs of any age. What strategy is suggested by the Director of Human Resources to help avoid a lawsuit based on discrimination?

Red & Black, a national cable company, provides both cable Internet service and cable TV service to its customers. Red & Black receives a court order related to a criminal investigation asking for any accounts opened and any Internet provider addresses used by Owen Owens, a customer of the company. The order instructs Red & Black not to notify Owen about the existence of the order. Kelly O’Malley, the CEO of the company, wants to comply with the pertinent legal requirements. After Kelly consults with her lawyer, is it likely that Kelly decides to comply with the order?

South Carolina’s proposed state comprehensive privacy law lacks a private right of action that would allow individuals to sue for violations of their consumer rights under the law. Which of the state comprehensive privacy laws studied in this class adopt a similar approach on this topic?

Knowledge Plus, a university that opened in 2020, wants to make sure that people at the university have ready access to healthcare. Knowledge Plus has plans to open a healthcare clinic that can be used by both students and faculty. The President of Knowledge Plus asks you, as the privacy officer, what privacy requirements the healthcare clinic likely should follow: