Define an integer and then list and describe the four integer data data types.
What will be an ideal response?
An integer is a whole number without decimal places. The types byte, short,int, andlongare all variations of the integer type. The int data type is the most commonly used integer type. A variable of type int can hold any whole number value from -2,147,483,648 to +2,147,483,647. Thebyteandshorttypes occupy less memory and can hold only smaller values; thelongtype occupies more memory and can hold larger values.
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In recursive backtracking, if one set of recursive calls does not result in a solution to the problem, what happens?
a. The program returns to a previous decision point and makes a different decision. b. The program backs up to the previous decision point and throws an exception. c. The program continues, with unexpected results. d. The program backs up to the original method call.
A(n) ____________________ variable can be any number, such as 12, 22.5, or -3.14159.
Fill in the blank(s) with the appropriate word(s).
Which of the following is NOT an arithmetic operator symbol?
A) - B) + C) ^ D) =
What remote access tunneling protocol encapsulates data within HTTP packets for transit across the Internet?
A. SSTP B. L2TP C. PPTP D. IPSec