topics.txt

Develop code that makes use of polymorphism; develop code that overrides methods;  
differentiate between the type of a reference and the type of an object



9

Declare, instantiate, initialize and use multi-dimensional arrays

8

Use abstract classes and interfaces

8

Differentiate among checked exceptions, unchecked exceptions, and Errors

8

Create a try-catch block and determine how exceptions alter normal program flow

8

Recognize common exception classes (such as NullPointerException, ArithmeticException, ArrayIndexOutOfBoundsException, ClassCastException)

8

Manipulate data using the StringBuilder class and its methods

8

Write a simple Lambda expression that consumes a Lambda Predicate expression

8

Create and manipulate calendar data using classes from java.time.LocalDateTime,  java.time.LocalDate, java.time.LocalTime, java.time.format.DateTimeFormatter, java.time.Period

7

Declare and use an ArrayList of a given type

7

Create if and if/else and ternary constructs

6

Create methods with arguments and return values; including overloaded methods

6

Apply the static keyword to methods and fields 

6

Create and overload constructors; differentiate between default and user defined constructors

6

Determine the effect upon object references and primitive values when they are passed  into methods that change the values

6

Determine when casting is necessary

6

Use super and this to access objects and constructors

6

Describe the advantages of Exception handling

6

Create and invoke a method that throws an exception

6

Develop code that uses wrapper classes such as Boolean, Double, and Integer 

5

Compare loop constructs

5

Apply access modifiers

5

Apply encapsulation principles to a class

5

Describe inheritance and its benefits

5

Create and manipulate Strings

5

Know how to read or write to object fields

4

Declare, instantiate, initialize and use a one-dimensional array

4

Create executable Java applications with a main method; run a Java program from the command line; produce console output

3

Differentiate between object reference variables and primitive variables

3

Explain an Object's Lifecycle (creation, "dereference by reassignment" and garbage collection)

3

Use Java operators; use parentheses to override operator precedence

3

Test equality between Strings and other objects using == and equals ()

3

Use a switch statement

3

Create and use for loops including the enhanced for loop

3

Use break and continue 

3

Import other Java packages to make them accessible in your code

2

Compare and contrast the features and components of Java such as: platform independence, object orientation, encapsulation, etc.

2

Declare and initialize variables (including casting of primitive data types)

2

Create and use do/while loops

2

Define the scope of variables

1

Define the structure of a Java class

1

Create and use while loops