SICP 2 Flashcards
1
Q
In chapter 2 what do we do
A
look at more complex data, look at the means it provides for building abstractions by combining data objects to form compound data
2
Q
How can a rational number be represented as a compound data object
A
by glueing together the numerator and denominator
3
Q
What is the notion of closure
A
the glue we use for combining daya objects should allow us to combine not only primitive data objects but compound data objects as well
4
Q
What is data abstraction?
A
The general technqiue of isolating the parts of a program that dewal with how the data is represented from how the data is used
5
Q
What is the interface between data represnetatino and use?
A
Selectors and constructors
