Understanding Increment Operators in a Loop
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Questions and Answers

What is the purpose of the 'if...else' statement in the context of the provided text?

  • To loop through input values
  • To increment 'passes' and 'failures' (correct)
  • To output the message 'Bonus to the instructor!'
  • To determine whether 'count' should increment

In the context of compound assignment operators, what does the statement 'v += 10;' abbreviate?

  • v = v + 10; (correct)
  • v = v * 10;
  • v = v / 10;
  • v = v - 10;

How is the unary decrement operator '--' used in Java?

  • To multiply the value of a numeric variable by -1
  • To double the value of a numeric variable
  • To subtract 1 from the value of a numeric variable (correct)
  • To add 1 to the value of a numeric variable

What happens immediately after 'count' increments before the loop condition is tested again?

<p>The loop terminates (B)</p> Signup and view all the answers

How many compound assignment operators are mentioned in the provided text?

<p>One (A)</p> Signup and view all the answers

What is the purpose of the last if statement in the context provided?

<p>To determine if more than eight students passed the exam (B)</p> Signup and view all the answers

What is another name for repetition statements in programming?

<p>Loop statements (A)</p> Signup and view all the answers

In the context of Java's while repetition statement, what does the loop body refer to?

<p>The block of code inside the while statement (A)</p> Signup and view all the answers

What is used to control the number of times a set of statements will execute in counter-controlled repetition?

<p>Counter variable (A)</p> Signup and view all the answers

Which element defines when the loop body will stop executing in a while repetition statement?

<p>Condition (A)</p> Signup and view all the answers

What is the primary purpose of counter-controlled repetition in algorithm development?

<p>To control the number of iterations of a loop (B)</p> Signup and view all the answers

In pseudocode, what is used to input grades one at a time in counter-controlled repetition?

<p>Control variable (C)</p> Signup and view all the answers

In the program described, what happens during each iteration of the while loop?

<p>A new student is prompted to enter an exam result (D)</p> Signup and view all the answers

What is the purpose of nesting the if...else statement within the while loop in this program?

<p>To determine if a student passed or failed the exam (C)</p> Signup and view all the answers

How many times does the while loop iterate in this program?

<p>10 times (B)</p> Signup and view all the answers

What is the role of the student counter in this program?

<p>To keep track of how many students have taken the exam (A)</p> Signup and view all the answers

What does the else part of the if...else statement do in this program?

<p>Adds one to failures (B)</p> Signup and view all the answers

Why does the program require a while loop?

<p>To iterate through the list of students (A)</p> Signup and view all the answers

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