Internet Infrastructure - Quiz Explanation

The correct answers are indicated below, along with text that explains the correct answers.
 
1. What controls the overall resource management of a client?
Please select the best answer.
  A. TCP/IP
  B. Operating system
  C. Server
  D. Modem
  The correct answer is B. The Operating system controls how the system operates and how system resources are managed. Answer A is incorrect because TCP/IP is a protocol focused on communications between dissimilar systems. Answer C is incorrect because a server is a remote multi-user device that only responds to what the client asks for. Answer D is incorrect because a modem is purely an interpreter-that converts digital and analog signals.

2. Which of these answers represents the fastest data communications medium available today?
Please select the best answer.
  A. WebTV and Palm Pilots
  B. Ethernet
  C. Twisted pair and coaxial
  D. CSU and DSL
  The correct answer is B.
The Ethernet and Token Ring are two of the most common Network Interface Cards. Answer A is incorrect because WebTV and Palm Pilots are examples of Internet-enabled portable devices. Answer C is incorrect because twisted pair and coaxial are examples of cable wiring. Answer D is incorrect because CSU and DSL are examples of modems.