Popular courses 'CSE 2221' at CSE 2221
CSE 2221 Study guides, Class notes & Summaries
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CSE 2221 Bundled Exams with Complete Solution | Verified | Guaranteed Success
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CSE 2221 FINAL EXAM 2024 QUESTIONS AND ANSWERS PASSED AND VERIFIED.
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How to declare output stream to console - CORRECT ANSWER SimpleWriter out = 
new SimpleWriter1L(); 
 
How to accept input stream from console - CORRECT ANSWER SimpleReader in = 
new SimpleReader1L(); 
 
How to close input/output stream - CORRECT ANSWER ();/(); 
 
Simple concatenation - CORRECT ANSWER Use the "+" symbol to combine two 
strings or characters 
 
Basic string assignment - CORRECT ANSWER String temp = "temp"; 
 
String assignment from input stream - CORRECT ANSWER String ...
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CSE 2221 -FINAL EXAM 2024 QUESTIONS AND ANSWERS PASSED AND VERIFIED
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Why is the container class called Stack? - CORRECT ANSWER It follows the same 
sort of organization and manipulation type that a stack in the program execution would 
perform LIFO (last-in-first-out) 
 
LIFO - CORRECT ANSWER last in first out 
 
How is a Stack different than the queue? - CORRECT ANSWER it is like a "dual" A 
queue is first in first out, while stack is last in first out 
 
What are the three methods of StackKernel? - CORRECT ANSWER push 
pop 
length 
 
What are the three...
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CSE 2221 FINAL EXAM-2024 QUESTIONS AND ANSWERS PASSED AND VERIFIED.
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In design-by-contract, when is precondition (requires clause) of a method is not satisfied 
the implementer of a method is obligated to: - ANSWER A. stop the program and 
report an error 
B. generate a default result that will let the client know of their error 
C. make sure the postcondition (ensure clause( is satisfied 
D. None of the above *ANSWER* 
 
Abstraction - ANSWER Providing a valid cover story for the behavior of a system 
 
The checkstyle plugin for Eclipse is useful because - A...
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CSE 2221 UPDATED Exam Questions and CORRECT Answers
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The Implements Relation - The implements relation may hold between a class and an 
interface. If C implements I then class C contains code for the behavior specified in interface 
I. This means that C has method bodies for instance methods whose contracts are specified in 
I. 
The code of C looks like this: 
class C implements I { 
// bodies for methods specified in I 
} 
The implements relation allows you to separate contracts from their implementations- a best 
practice for component desi...
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CSE 2221 PASSED Exam Questions and CORRECT Answers
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Implements - -Holds between an interface and a class 
-Class has the method bodies for contracts in an interface 
Extends - -Holds between two classes or two interfaces 
-Start out with all the contracts or bodies from the previous class/interface 
-Purpose: Add method bodies, override methods, overload methods 
-If B extends A, B inherits all of the method bodies in A 
Precondition - -Client is responsible for meeting requirements 
-Implementer can assume that it is being met 
-"Requires claus...
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CSE 2221 Exams Bundle || Questions with complete Solution| Verified Answers
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CSE 2221 Exams Bundle || Questions with complete Solution| Verified Answers
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CSE 2221 Final Exam Review| Study Questions Solved 100% Correc
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or a method formal parameter p, which parameter mode guarantees that #p cannot appear n 
the ensures clause for the method's contract? 
a. clears 
b. replaces 
c. restores 
d. updates - ANSWER B. replaces 
You may reason about the behavior of Java code involving immutable types exactly as if they 
were primitive types because: 
a. "Immutable" and "primitive" are synonyms; there is no difference between them 
b. Computations involving immutable types are just as efficient as those involving ...
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CSE 2221 Final A Grade Exam | Study Questions Solved 100% Correct
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Alias - ANSWER When two reference types point to the same object. 
Which variable type can be treated as a primitive? - ANSWER Immutable. 
Which reference types are immutable? - ANSWER XMLTree, String. 
Implements - ANSWER Classes contain code for methods used within an interface. That code 
from that class implements the interface. May only hold between a class and an interface.
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CSE 2221 A Grade Exam | Study Questions Solved 100% Correc
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Why is the container class called Stack? - ANSWER It follows the same sort of organization and 
manipulation type that a stack in the program execution would perform LIFO (last-in-first-out) 
LIFO - ANSWER last in first out 
How is a Stack different than the queue? - ANSWER it is like a "dual" A queue is first in first out, 
while stack is last in first out 
What are the three methods of StackKernel? - ANSWER push 
pop 
length 
What are the three methods of the Stack Interface? - ANSWER top 
r...
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CSE 2221 Actual Exam 2024| Study Questions Solved 100% Correct
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How to declare output stream to console - ANSWER SimpleWriter out = new SimpleWriter1L(); 
How to accept input stream from console - ANSWER SimpleReader in = new SimpleReader1L(); 
How to close input/output stream - ANSWER ();/(); 
Simple concatenation - ANSWER Use the "+" symbol to combine two strings or characters 
Basic string assignment - ANSWER String temp = "temp"
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