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AP Computer Science A
Unit 5 – Writing Classes in AP Computer Science A
Topic 5.9
Suppose we have a class named "Book" with instance variables "title" and "author." Which of the following constructor implementations correctly sets the instance variables?
```java public Book(String title, String author) { this(title) = title; this(author) = author; } ```
```java public Book(String title, String author) { this.title = title; this.author = author; } ```
```java public Book(String title, String author) { Book.title = title; Book.author = author; } ```
```java public Book(String title, String author) { title = this.title; author = this.author; } ```
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AP Computer Science A - 5.9 This Keyword
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Class
Instance Variables
Constructor Implementations
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