Microwave communication uses high-frequency ________.

A. satellite communications
B. radio waves
C. infrared
D. optic fibers


Answer: B

Computer Science & Information Technology

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Create a spreadsheet to track stats for your favorite team. Create formulas as needed to calculate success percentages. Total the columns as needed.

What will be an ideal response?

Computer Science & Information Technology

In the statement x= a+b * c+e * f+g which is the first operation that is performed when this C++ statement is executed?

A. a + b B. b * c C. e * f D. f + g

Computer Science & Information Technology

Which of the following statements about structures is false?

A. Fields within a structure can be accessed and manipulated individually. B. The full reference to a field is the structure variable identifier and the field identifier separated by direct selection operator. C. Any operation, including reading and writing, that can be applied to an individual variable can be applied to a structure field. D. The direct selection operator has a very high precedence (16). E. If it is unique with the current scope, only the field identifier is required.

Computer Science & Information Technology

An administrator needs to create two websites. One website must only be used by internal users and the other website must be a corporate website accessible externally by customers. Which of the following website types is needed?

A. Extranet for users and intranet for customers B. Internet for users and extranet for customers C. Intranet for users and extranet for customers D. Extranet for users and extranet for customers

Computer Science & Information Technology