Absolute Java, 6th Edition (2015) | Complete Solutions and Practice Guide | All Chapters 1–20 Covered

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, TABLE OF CONTENTS
Solutions and Practice Guide: Absolute Java, 6th Edition
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Chapter 1. Getting Started
Chapter 2. Console Input and Output
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Chapter 3. Flow of Control
Chapter 4. Defining Classes I
Chapter 5. Defining Classes II
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Chapter 6. Arrays
Chapter 7. Inheritance
Chapter 8. Polymorphism and Abstract Classes
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Chapter 9. Exception Handling
Chapter 10. File I/O
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Chapter 11. Recursion
Chapter 12. UML and Patterns
Chapter 13. Interfaces and Inner Classes
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Chapter 14. Generics and the ArrayList Class
Chapter 15. Linked Data Structures
Chapter 16. Collections, Maps and Iterators
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Chapter 17. Swing I
Chapter 18. Swing II
Chapter 19. Java Never Ends
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Chapter 20. Applets and HTML
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, Chapter 1 Getting Started 1
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Chapter 1
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Getting Started
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◼ Multiple Choice
1) Java is an object-oriented programming language. An object-oriented language
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(a) Uses structured programming.
(b) Views a program as consisting of objects which communicate through interactions.
(c) Functionally breaks down problems into smaller, more manageable problems.
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(d) All of the above.
Answer: B

2) In Java, the equal sign is used as the ___________ operator.
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(a) increment
(b) decrement
(c) assignment
(d) negation
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Answer: C

3) In Java, source code is compiled into object code called ______________.
(a) Bit-code
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(b) Class code
(c) Method code
(d) Byte-code
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Answer: D

4) The hardest kind of error to detect in a computer program is a:
(a) Syntax error
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(b) Run-time error
(c) Logic error
(d) All of the above
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Answer: C


Copyright © 2016 Pearson Education, Inc., Hoboken NJ

, Chapter 1 Getting Started 2


5) Identify the invalid Java identifier.
(a) 1Week
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(b) Week1
(c) amountDue
(d) amount_due
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Answer: A

6) What is the value of the variable amountDue?

double price = 2.50;
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double quantity = 5;

double amountDue = 0;

amountDue = price * quantity;
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(a) 12
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(b) 12.25
(c) 12.5
(d) 13
Answer: C
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7) What is the value of 7.52e-5?
(a) 752000.0
(b) 0.0000752
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(c) 0.000752
(d) 0.00752
Answer: B

8) What is the Java expression for 4a 2 + 2b * c?
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(a) (4 * a) + (2 * b) * c
(b) (4 * a * a) + ((2 * b) * c)
(c) ((4 * a * a) + (2 * b)) * c
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(d) (4 + a * a) + ((2 + b) * c)
Answer: B
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9) What is the Java expression for 27xy?
(a) 27 + (x * y)
(b) 27 * (x + y)
(c) 27 * x * y
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(d) 27x * y
Answer: C
Copyright © 2016 Pearson Education, Inc., Hoboken NJ