____ is a set of protocols developed to support the secure exchange of packets.

A. IPsec
B. UDP
C. HTTP
D. FTP


Answer: A

Computer Science & Information Technology

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The switch statement is not an alternative to the if-else chain.

Answer the following statement true (T) or false (F)

Computer Science & Information Technology

What is the CTR + END key used for?

a. To move the active cell to the position of the first column in the last row of the data sheet. b. To move the active cell to the position of the last column in the last row of the data sheet. C. None of the others. d. To move the active cell to the position of the last column in the first row of the data sheet.

Computer Science & Information Technology

The first step in creating a Delete query is to create what other type of query?

A. Parameter B. Select C. Append D. Update

Computer Science & Information Technology

Which of the following describes fiber-optic broadband?

a. It uses strands of pure glass or plastic. b. It connects via an orbiting satellite. c. It connects with coaxial cable. d. Speed drops as the distance from the main signal source increases.

Computer Science & Information Technology