Contact Tracing Concepts and Paths

This video tutorial introduces contact tracing, a method to identify individuals exposed to infectious diseases. It explains how graphs can be used to track virus spread among people, using Alysa as a central figure. The tutorial explores paths connecting individuals, focusing on Jose's exposure risk to Alysa. It highlights the complexity of tracking pandemics nationwide and the role of technology in managing data. Examples of path finding in contact tracing models are provided, along with identifying direct contacts and path lengths from Justin.

What is the primary goal of contact tracing?

• To develop vaccines for infectious diseases

• To monitor the weather patterns

• To identify and isolate individuals exposed to infectious diseases

• To create a database of all infected individuals

Who is at the center of the contact tracing example graph?

• Jose

• Lucia

• Alysa

• Sandra

How many direct contacts does Alysa have in the example?

• Three

• Four

• Six

• Five

What shape does a computer-generated model of contact tracing resemble?

• A cube

• A pyramid

• A sphere

• A cylinder

Which path is the shortest from Jose to Alysa?

• Jose to Lucia to Rosio to Alysa

• Jose to Braden to Sandra to Alysa

• Jose to Lucia to Rosio to Braden to Alysa

• Jose to Mikela to Nate to Sandra to Alysa

What is one of the paths of length three from EMT?

• EMT to Pasha to Tai to Hani

• EMT to Nara to Justin to Kina

• EMT to Ali to Nara to Nema

• EMT to Lois to Ali to Kina

Which individuals are directly in contact with Nara?

• Javier, Luca, and Hani

• Pasha, Tai, and Hani

• Ali, Kina, and Luca

• Nema, Ali, and Justin

What is the shortest path from Tai to Hani?

• Tai to Pasha to Kina to Luca to Hani

• Tai to Nara to Ali to Hani

• Tai to Justin to Luca to Hani

• Tai to Kina to Justin to Hani

How many people have a path of two or less from Justin?

• Six

• Five

• Eight

• Nine

Which individual does not have a path of two or less from Justin?

• Ali

• Nara

• Pasha

• Sandra