Exam #3 (CMSC132 (Summer 2023))

• Date: Friday, July 14, 2021
• Time/Location: Your exam will take place at 6:30 in Antonov Room - IRB building. Show up at 6:20
• Duration: 50 minutes
• Closed-book, Closed-notebooks, No Computers/Calculators.
• Use a pencil/mechanical pencil (no pen) to answer the exam.
• Bring a good eraser
• Posting any information in Piazza about the exam after taking it is considered an academic integrity violation.
• Do not separate the pages of the exam (e.g., remove the staple).This will interfere with the scanning process.
• You need to bring your student id to the exam.
• We provide space in the exam to be used as scratch area (you cannot bring your own scratch paper).

• Short answer questions: This includes for example, multiple choice, true/false, and fill-in-the-blank type questions.
• Code analysis questions: We will give a short segment of code and you may be asked to identify syntax and logical errors, generate code output, etc.
• Code Writing: Write a program/code snippets to solve a given problem. You should be prepared to give a complete program/class, but we may also ask you to provide just a single method or a code fragment.

The exam will include all the material covered in discussion session (lab), lecture, quizzes, and projects (#1, #2, #3, #4, #5) with a special focus on Week 4 - Week 6, including the following topics:

• Object-Oriented Programming Principles (Abstraction, Encapsulation, etc.)
• OO Design
• Testing/Program Correctness
• Code Coverage
• Algorithmic Complexity
• Levels of Copying
• Specific Java Topics
  • Definition and use of classes in inheritance relationships
  • Definition and use of Java Interfaces
  • Abstract Classes
  • Arrays
  • ArrayList
  • StringBuffer (be familiar with the append method that takes a string as a parameter and
    the constructor that takes a String as parameter)
  • Iterators
  • Comparable Interface
  • Comparator Interface
  • Iterable Interface
  • "this"
  • "super"
  • Collections class methods (those used for the projects)
  • Enhanced for loop
  • Enumerated types
  • Autoboxing and Unboxing
  • Exceptions
  • Visibility Modifiers
  • Method Overloading/Overriding
  • equals method
  • Packages
  • Inner Classes
  • Lambda Expressions
  • clone method
  • Initialization blocks
  • Definining Generic Classes
• Recursion
• Program Testing (Writing JUnit tests)
• Iterator
• Memory Maps
• Linear Data Structures (linked lists, stacks, queues, deque, etc.)
• Recursive Linked List Methods
• Hashing- both open addressing and separate chaining
• Sets and Maps - know the 3 types of JCF sets and 3 types of JCF maps
• Binary Search Trees
• All CMSC 131 topics
• All Week 1 to Week 5 CMSC 132 topics

The exam will NOT cover the following topics:

• Heaps, File I/O, Threads, Networking

Here are some old exam 3s: PreviousExamsIII.zip . I am just making this available for extra practice, but remember the coverage of your exam in Summer 2023 will be different than what we did in the past.

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