A series of numbers along the left side of a slide indicates the ________

Which of the following is a poor programming practice?

a. Indenting the statements in the body of each control structure. b. Using floating-point values for counters in counter-controlled repetition. c. Nesting multiple repetition structures. d. Placing vertical spacing above and below control structures.

Which of the following statements about the for statement is false?

a. The three expressions in the for statement are optional. b. The initialization and increment expressions can be comma-separated lists. c. You must declare the control variable before the for statement. d. A for statement can always be used to replace a while statement, and vice versa.