How do you determine if a variable should be an instance variable for the class or a local variable in a method for python?

In a language with strong typing what advantages does static checking have over dynamic checking?   choose all that apply     A. shorter compile time     B. early / less expensive error checking   C. strong typing does not allow type checking   D. strong typing is done at run time, preventing run time errors.

For each of the following Java statements, match the error associated with the statement with its corresponding error type. Static Semantic 1. float z = "joe" - "smith"; Lexical 2. float z = 40.0 + 2.0 3. float $z = 4.Of; Syntactic 4. // y has a value zero float z = 42.0 / y; Dynamic Runtime >

Is it better to break up the long programme into smaller modules, each of which carries out a certain function? In the C++ programming language, these portions are called functions. Is there anything more you'd want to say about this?