Knowledge Goals
- To understand the relationship between primitive and reference classes
- To see why different numeric types have different ranges of values
- To understand the differences between integral and floating-point types
- To see how precedence rules affect the order of evaluation in an expression
- To understand implicit type conversion and explicit type casting
- To be able to use additional operations associated with the Stringtype
- To understand how a value-returning method works
Skill Goals
To be able to:- Declare named constants and variables of type intand double
- Construct simple arithmetic expressions
- Evaluate simple arithmetic expressions
- Construct and evaluate expressions that include multiple arithmetic
operations - Use Java math methods in expressions
- Format the statements in a class in a clear and readable fashion
- Write a simple value-returning method
- Develop a simple class representing an object
- Place classes in separate files and import them into an application
Arithmetic
Expressions
1927
First public
demonstration of
television in the U.S.
takes place: a
speech in D.C. is
broadcast in New
Yo rk
1929
Experimentation
with color television
begins; Bell
Laboratories is the
first in the U.S. to
demonstrate the
technology1935
The IBM 601 punch-
card machine and
the electric
typewriter are
introduced1935
IBM graduates its
first class of female
service technicians1936
Konrad Zuse begins
developing the first
binary digital
computer to help
automate
engineering and
architectural
drawing1937
Howard Aiken
proposes a
calculating machine
that can carry out
operations in a
predetermined
sequence