What is the default subnet mask for a Class C Internet network?

• A.255.255.255.240
• B.255.255.255.0
• C.255.255.255.252
• D.255.255.255.192

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Which of these factors has the biggest impact on data transmission speed in a wireless network?

• A.The access method used for the network
• B.The transmission standard of the equipment used
• C.The use of strong encryption for transmissions
• D.The transmission wattage rating used on the NIC

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HOTSPOT
For each of the following statements, select Yes if the statement is true. Otherwise, select No. Each correct selection is worth one point.

Correct Answer:

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The service that resolves fully qualified domain names (FQDN) to IP addresses is:

• A.Address Resolution Protocol (ARP).
• B.Domain Name Service (DNS).
• C.Internet Service Provider (ISP).
• D.Windows Internet Name Service (WINS).

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Which technology provides the highest bit rate?

• A.DS3
• B.El
• C.T1
• D.ISDN

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