e of ticket do you require, single or return?" IF the customer chooses "return": Ask: "What rate, Standard or Cheap-Day?" IF the customer replies "Cheap Day" Say: That will be $11.20

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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Consider the following scenario:

Question: "What type of ticket do you require, single or return?"

IF the customer chooses "return":

Ask: "What rate, Standard or Cheap-Day?"

IF the customer replies "Cheap Day"

Say: That will be $11.20 

ELSE

Say: That will be $19.50 

ELSE

Say: "That will be $9.75

ENDIF 

 

What is the minimum number of tests that are needed to ensure that all the questions have been asked, all combinations have occurred and all replies are given?

  a.

3

  b.

5

  c.

6

  d.

4

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