A for loop is used when a loop is to be executed a known number of times.
Answer the following statement true (T) or false (F)
True
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Given the following pseudocode variable declaration, which of the statements shown would change the variable's contents to "robot"?
``` Declare String myPal = "bot" ``` a. Set myPal = "ro" b. Set myPal = myPal + "ro" c. insert(myPal, 0, "ro") d. insert(myPal, length(myPal), "ro")
It is a UML convention to denote the name of an abstract class in ________.
a. bold. b. italics. c. a diamond. d. there is no convention of the UML to denote abstract classes—they are listed just as any other class.
“Just a little longer…I want to be sure this is working correctly before I change over,” says Buffy, the owner of three bathroom accessories boutiques called Tub ’n Stuff. Her accountant, who helped her set up a new accounting information system, is desperately trying to persuade Buffy to change over completely to the new system. Buffy has insisted on running the old and new systems in parallel for an entire year.
a. Briefly describe the general problems involved in using a parallel conversion strategy for implementing a new information system. b. In a paragraph, try to convince the owner of Tub ’n Stuff that a year of running a system in parallel is long enough. Suggest a way to end Tub ’n Stuff’s dual systems that will provide enough reassurance to Buffy. (Assume the new system is reliable.)
Match each mathematical symbols to the operation that is performed: I. + II. * III. / IV. ^ V. - A. Exponentiation B. Multiplication C. Subtraction D. Addition E. Division
What will be an ideal response?