CMPE100_final_2021_fall.pdf - İstanbul Bilgi University...

İstanbul Bilgi University
Department of Computer Engineering
CMPE 100: Introduction to Computing
2020/2021 Fall - Final Exam (Duration: 80 minutes)
1 2 3 4 TOTAL
In each of the questions below write the function to produce the output according to problem
statement. Make sure to include cases in which program must produce an error. Also put data
definitions , contract and test cases (i.e. check-expect tests/examples) in your programs. You
need to add documentation comments only if you find them necessary to describe your approach.
1. (20pts) Design and instantiate a structure which has 2 fields: color (line color), positions
(positions of a line) . color is represented by a string and positions is represented by a list which
has only 2 elements. Each element is a posn structure with 2 fields: x (x coordinate) and y (y
coordinate) . x and y are represented by numbers. (Do not forget to write down the functions -
constructors, selectors, and predicates. Solve Question 2,3 by using that structure
Distance of two points A(x
1
,y
1
) and B(x
)