If C is false in line 2, trace the control flow in this algorithm.
1 S1
2 -- C is false
3 if C
4 S2
5 else
6 S3
7 S4

What is case analysis?

Draw a flowchart for -3 case analysis using alternative statements.

Define a function to double a number in two different ways:
(1) n + n,
(2) 2 x n.

For the given two flowcharts write the pseudo code.