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please write in separate pages 250 to 300 words, two references

sometimes a big picture can help to give an idea of what is going on in a particular subject area.  Examine Figure 1-1 (Page 10 PowerPoint slides chapter 1)

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 1).  Explain your basic understanding of WAN to WAN connections, LAN to LAN connections, and WAN to LAN connections. Explain how networks intercommunicate.   Also explain the terms server, bridge, router, hub, node, communications network, and communications line. 

……end…… topic 1

please write in separate pages 250 to 300 words, two references 

 2)  Explain analog and digital signals.  Which one is better and why? Justify your answer. Discuss technologies that have gone from analog to digital. 

Using your course textbook readings and the South University Online Library, perform research on the following: 

  • Sources of pediatric primary care in the United States
  • Current status of pediatric health-care services in the United States
  • Barriers to health care for children in the United States 

After completing your research, answer the following questions: 

  1.     What are the sources of pediatric primary care in the United States? Are these sources sufficient for providing health-care services to the pediatric population? Why or why not?
  2.     Are there certain pediatric populations that lack access to health-care services? Why?
  3.     What are the barriers to children in accessing health-care services in the United States? Why do these barriers exist? 

Read:

Primary Care Pediatrics and Public Health: Meeting the Needs of Today’s Children

Disparities in Healthcare Quality Among Racial and Ethnic Groups

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