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81. To connect a computer with a device in the same room, you might be likely to use

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82. Internet-like networks within an enterprise.

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83. How many bits internet address is assigned to each host on a TCP/IP internet which is used in all communications with the host?

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84. With an IP address of 100, you currently have 80 subnets. What subnet mask should you use to maximize the number of available hosts?

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85. Which of the following types of channels moves data relatively slowly?

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86. Which of the following is required to communicate between two computers?

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87. Which of the following does not allow multiple users or devices to share one communications line?

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88. The geostationary satellite used for communication systems

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89. Telecommunication networks frequently interconnect an organization with its customers and suppliers. Select the best fit for answer:

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90. The packets switching concept was first proposed

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