What file transfer protocol uses UDP port 69, and does not use user names and passwords?

Reducing the graphics resolution of a laser printer from its defaults has which of the following effects? (Choose all that apply.)

a. Reduces quality of all output b. Speeds up printing of graphics-intense pages c. Avoids out-of-memory errors d. Helps avoid repetitive page markings

Match each item with a statement below.Match each item with a statement below:

A. A loop that (theoretically) never ends. B. A variable that controls the execution of a while loop. C. A loop body with no statements in it. D. Another name for a definite loop. E. A shorthand structure for programming a definite loop. F. Contains an inner loop when loops are nested. G. The value of an uninitialized variable. H. Checks at the "bottom" of the loop after the first iteration. I. The amount by which a loop control variable changes on each cycle. J. The area of a program in which a variable or named constant is known and can be used.