C++ How to Program, 10/e

Self-Review Exercises

1. 21.1 Fill in the blanks in each of the following:

   1. Header       must be included for class string.

   2. Class string belongs to the       namespace.

   3. Function       deletes characters from a string.

   4. Function       finds the first occurrence of one of several characters from a string.

2. 21.2 State which of the following statements are true and which are false. If a statement is false, explain why.

   1. Concatenation of string objects can be performed with the addition assignment operator, +=.

   2. Characters within a string begin at index 0.

   3. The assignment operator, =, copies a string.

   4. A pointer-based string is a string object.

3. 21.3 Find the error(s) in each of the following, and explain how to correct it (them):

   1. string string1{ ...