What is the term for the technology of using the Internet to take the place of the standard telephone service?
Voice over IP 2.
Which type of data communication system is composed of a group of devices in close proximity?
What type of network shares the processing and storage between the centralized server and the individual PCs?
What type of network is a collection of devices that equally share the processing and storage without having a centralized server?
5. Which type of network configuration uses a central hub with each device connected only to that hub?
6. In which type of network configuration is each device connected to exactly two other devices?
7. Which of the following connection devices is composed of eight wires in a bundle?
8. Which of the following connection methodologies uses either infrared or radio signals to transmit data?
9. Which of the following connection methodologies is NOT affected by electromagnetic interference?
10. Which of the following devices is used to connect two or more networks together, sending traffic only to the network to which it is addressed?
11. Which set of rules defines the way data is transmitted over the Internet?
12. Which of the following has the greatest bandwidth?
13. Which modem uses the same medium used to transmit video signals?
14. Which is the fastest wireless standard?
15. How fast can a telephone modem transmit data?
16. What encryption method can you use to secure a wireless network?
Wire Equivalent Privacy
17. What hardware device do you need to share a high-speed Internet connection among several computers in a single location?
18. A private network that is accessible only to employees of the company that created it is called:
19. A private network, created by a company and available to its employees and trusted users outside the company is called:
20. How can you tell if a Web site is using secure technology to protect your information?
The URL starts with https://
Model : computer
can help me one hour thank you so much
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Edited by Kevin N. on 8/15/2010 at 1:56 AM EST