Cse 2231 Midterm 1 Latest Actual Exam With Verified Questions & Correct Answers

CSE 2231 Midterm 1 LATEST ACTUAL EXAM WITH
VERIFIED QUESTIONS & CORRECT ANSWERS

Question 1.
Variable

ANSWER
The thing that you assign it too



Question 2.
Program type

ANSWER
boolean , char, int, double, String
and
NaturalNumber, Queue<T>, Stack<T>, Sequence<T>, Set<T>, Map<K,V>



Question 3.
mathematical type

ANSWER
boolean, character, integer, real, string of character
and
integer(nonnegative) string of T, string of T, string of T, finite set of T, finite set of (K,V)



Question 4.
precondition (requires clause)

ANSWER
characterizes the responsibility of the program that uses that method (client)



Question 5.
postcondition (ensures clause)

ANSWER
characterizes the responsibility of the program that implements the method






, Question 6.
terminate

ANSWER
return to the calling program



Question 7.
Universal quantification

ANSWER
something is true for every combination of values that satisfy a certain property "for all"



Question 8.
Existential quantification

ANSWER
something is true for some combination of values
"there exists"



Question 9.
Abstract Class

ANSWER
A partial or incomplete class that contains bodies for some but not all of the methods of the
interfaces it claims to implement



Question 10.
Instantiate

ANSWER
YOU CANNOT INSTANTIATE AN ABSTRACT CLASS



Question 11.
Layers

ANSWER
Basically overriding a method