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EXAM ID : 98-388
EXAM NAME : Introduction to Programming Using Java
Candidates for this test are application developers working with Java 6 SE or later, secondary and immediate post-secondary level students of software development, or entry-level software developers.

Candidates should have at least 150 hours or instruction or hands-on experience with Java, are familiar with its features and capabilities, and understand how to write, debug and maintain well-formed, well documented Java code.

- Understand Java fundamentals (15-20%)
- Work with data types, variables, and expressions (40-45%)
- Implement flow control (15-20%)
- Perform object-oriented programming (10-15%)
- Compile and debug code (5-10%)

Understand Java fundamentals (15-20%)
Describe the use of main in a Java application
 signature of main, why it is static; how to consume an instance of your own class;
command-line arguments
Perform basic input and output using standard packages
 print statements; import and use the Scanner class
Evaluate the scope of a variable
 declare a variable within a block, class, or method
Work with data types, variables, and expressions (40-45%)
Declare and use primitive data type variables
 data types, including byte, char, int, double, short, long, float, boolean; identify when precision is lost; initialization; how primitives differ from wrapper object types such as Integer and Boolean
Construct and evaluate code that manipulates strings
 string class and string literals, comparisons, concatenation, case and length; String.format methods; string operators; converting a primitive data type to a string; the immutable nature of strings; initialization; null Construct and evaluate code that creates, iterates, and manipulates arrays and array lists
 one- and two-dimensional arrays, including initialization, null, size, iterating elements, accessing elements; array lists, including adding and removing elements, traversing the list
Construct and evaluate code that performs parsing, casting and conversion
 implementing code that casts between primitive data types, converts primitive types to equivalent object types, or parses strings to numbers Construct and evaluate arithmetic expressions
 arithmetic operators, assignment, compound assignment operators, operator precedence
Implement flow control (15-20%)
Construct and evaluate code that uses branching statements
 if, else, else if, switch; single-line versus block; nesting; logical and relational operators Construct and evaluate code that uses loops
 while, for, for each, do while; break and continue; nesting; logical, relational, and unary operators
Perform object-oriented programming (10-15%)
Construct and evaluate a class definition
 constructors; constructor overloading; one class per .java file; this keyword; inheritance and overriding at a basic level
Declare, implement, and access data members in a class
 private, public, protected; instance data members; static data members; using static final to create constants; describe encapsulation
Declare, implement, and access methods
 private, public, protected; method parameters; return type; void; return value; instance methods; static methods; overloading
Instantiate and use a class object in a program
 instantiation; initialization; null; accessing and modifying data members; accessing methods; accessing and modifying static members; importing packages and classes
Compile and debug code (5-10%)
Troubleshoot syntax errors, logic errors, and runtime errors
 print statement debugging; output from the javac command; analyzing code for logic errors; console exceptions after running the program; evaluating a stack trace Implement exception handling
 try catch finally; exception class; exception class types; display exception information