This document features over 60 fully solved exam-style questions and answers focused on Chapter 6 of the Intro to Java Programming (CS101) course for the 2025/2026 academic year. It is ideal for first-year students in Computer Science, Software Engineering, or IT programs, particularly those preparing for exams, quizzes, or Java logic-based lab tests.
This chapter focuses heavily on control flow in Java, especially loop structures and the logic behind variable changes, operators, and program output. Each question includes the correct answer, with many accompanied by realistic code snippets that mirror common Java assessments and practical exercises.
Topics covered include:
Loop Constructs: while, for, and do-while loops with variations
Infinite Loops & Logic Errors: detecting and preventing non-terminating conditions
Output Tracing: evaluating loop output for given input and structure
Loop Initialization and Control Variables: proper setup and update of loop counters
Nested Loops and Complex Output Patterns
Prefix/Postfix Operators: differences in behavior of ++i and i++
Compound Assignment Operators: usage of += and other shorthand forms
Conditional Logic and Flow Control
Common Pitfalls in Loop Design
Realistic MCQ Scenarios and True/False Output-Based Questions
This resource is particularly helpful for:
Students preparing for Java midterms or chapter quizzes
Beginners learning how to trace and write loops effectively
Java learners aiming to master operator behavior inside iterative code
Instructors and tutors creating loop-based assessments or practice sets
By offering concise, practical examples, this document reinforces a deep understanding of loop behavior, operator interaction, and Java control flow, all of which are critical to becoming a proficient Java developer.
Keywords:
Java loops, Java for loop, Java while loop, Java do-while loop, Java increment operator, Java postfix prefix, Java output prediction, Java logic, Java control flow, Java compound operators, Java loop errors, Java nested loop, CS101 Java, Java exam prep
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Java Chapter 6 2025/2026 Exam
Questions and Correct Answers | New
Update
A structure that allows repeated execution of a block of statements is a -
🧠ANSWER ✔✔loop
A loop that never ends is a(n) __________. - 🧠ANSWER ✔✔infinite
To construct a loop that works correctly, you should initialize a loop control
_______ - 🧠ANSWER ✔✔Variable
What is the output of the following code?
b=1;
While (b<4)
System.out.print(b + " "); - 🧠ANSWER ✔✔d. 1 1 1 1 1 1...
, What is the output of the following code?
b = 1;
while(b < 4)
{
System.out.print(b + " ");
b = b + 1;
} - 🧠ANSWER ✔✔b. 1 2 3
What is the output of the following code?
e = 1;
while(e < 4);
System.out.print(e + " "); - 🧠ANSWER ✔✔d. nothing
If total=100 and amt=200,the n after the statement total+=amt, . -
🧠ANSWER ✔✔b. total is equal to 300
The prefix ++ is a ___________________ operator - 🧠ANSWER ✔✔a.
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