What do manufacturers install in every WiMAX device for authentication purposes?

A. encryption code
B. digital certificate
C. hashing algorithm
D. authentication protocol


Answer: B

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When determining a ration, the _____ must be considered when determining the nutrient requirements

a. weight of the ration c. size of the ration b. type of the ration d. functions of the ration

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All of the following statements are true EXCEPT:

A. ethylene glycol can be ignited by a flame at 1000F. B. ethylene glycol is a poison. C. be careful when handling extremely cold coolant. D. research by General Motors has shown that an explosion can actually occur if a mist of pressurized ethylene glycol coolant mixture is sprayed on an open flame.

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How does a sight glass moisture indicator indicate the presence of moisture in the system?

What will be an ideal response?

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An installer compares the areas of a circular duct and a rectangular duct. The 6-inch by 5-inch rectangular duct has an area of 30 sq in. The 5 1/2-inch diameter circular duct has an area of about 24 sq in. What is the ratio of the area of the circular duct to the area of the rectangular duct?

Fill in the blank(s) with the appropriate word(s).

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