- A
Use the enhanced for loop instead of the traditional for loop when iterating over arrays.
Reduces indexing errors.
- B
Use break statements in loops to exit early when a condition is met.
Improves performance and clarity.
- C
Use deeply nested if-else blocks to handle all possible conditions.
Why wrong: Deep nesting harms readability.
- D
Prefer multiple else-if chains over switch statements for multi-way branches.
Why wrong: Switch is often clearer for many cases.
- E
Use a goto statement to jump out of nested loops.
Why wrong: Java does not have goto.
Question 123 of 509
1Z0-811 Enhanced for loop Practice Question
This 1Z0-811 practice question tests your understanding of control flow and loops. Read the scenario carefully and evaluate each option against the stated constraints before committing to an answer. A key principle to apply: enhanced for loop. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.
Which TWO are best practices for using control flow statements? (Choose two.)
Clue words in this question
Noticing these words before you look at the options changes how you read each choice.
Clue:
"best"Why it matters: Signals that multiple options may be partially correct. Choose the option that most directly solves the exact problem described, not the one that sounds most complete.
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Use the enhanced for loop instead of the traditional for loop when iterating over arrays.
Options A and B are correct. A is correct because the enhanced for loop (for-each) is less error-prone and more readable when iterating over arrays or collections. B is correct because break statements can improve efficiency by allowing early exit from a loop when a condition is met, avoiding unnecessary iterations. C is wrong because deeply nested if-else blocks harm readability and maintainability; alternatives like switch or early returns are preferred. D is wrong because switch statements are often more readable and efficient than long else-if chains for multi-way branches based on a single value. E is wrong because Java does not support goto statements; its control flow uses structured constructs like break/continue with labels.
Key principle: Enhanced for loop
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Use the enhanced for loop instead of the traditional for loop when iterating over arrays.
Why this is correct
Reduces indexing errors.
Clue confirmation
The clue word "best" in the question point toward this answer.
Related concept
Enhanced for loop
- ✓
Use break statements in loops to exit early when a condition is met.
Why this is correct
Improves performance and clarity.
Clue confirmation
The clue word "best" in the question point toward this answer.
Related concept
Enhanced for loop
- ✗
Use deeply nested if-else blocks to handle all possible conditions.
Why it's wrong here
Deep nesting harms readability.
- ✗
Prefer multiple else-if chains over switch statements for multi-way branches.
Why it's wrong here
Switch is often clearer for many cases.
- ✗
Use a goto statement to jump out of nested loops.
Why it's wrong here
Java does not have goto.
Common exam traps
Common exam trap: answer the scenario, not the keyword
Candidates often confuse the enhanced for loop with traditional for loops and may think B (break) is not a best practice. Note that while break can be overused, it is considered a best practice when used for early exit under a specific condition.
Detailed technical explanation
How to think about this question
Treat this as a scenario question. Identify the problem, the constraint, and the best action. Then compare each option against those facts.
KKey Concepts to Remember
- Enhanced for loop
- break statement
- switch statement
- goto (Java)
TExam Day Tips
- Watch for words such as best, first, most likely and least administrative effort.
- Review why wrong options are wrong, not only why the correct option is correct.
Key takeaway
Enhanced for loop
Real-world example
How this comes up in practice
A practitioner preparing for the 1Z0-811 exam encounters this exact type of scenario on the job. The correct answer here is not the most general option — it is the best answer for the specific constraint described. Enhanced for loop Real exam questions reward reading the full scenario before eliminating options, because the constraint defines which answer fits.
What to study next
Got this wrong? Here's your next step.
Review enhanced for loop, then practise related 1Z0-811 questions on the same topic to reinforce the concept.
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Control Flow and Loops — study guide chapter
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FAQ
Questions learners often ask
What does this 1Z0-811 question test?
Control Flow and Loops — This question tests Control Flow and Loops — Enhanced for loop.
What is the correct answer to this question?
The correct answer is: Use the enhanced for loop instead of the traditional for loop when iterating over arrays. — Options A and B are correct. A is correct because the enhanced for loop (for-each) is less error-prone and more readable when iterating over arrays or collections. B is correct because break statements can improve efficiency by allowing early exit from a loop when a condition is met, avoiding unnecessary iterations. C is wrong because deeply nested if-else blocks harm readability and maintainability; alternatives like switch or early returns are preferred. D is wrong because switch statements are often more readable and efficient than long else-if chains for multi-way branches based on a single value. E is wrong because Java does not support goto statements; its control flow uses structured constructs like break/continue with labels.
What should I do if I get this 1Z0-811 question wrong?
Review enhanced for loop, then practise related 1Z0-811 questions on the same topic to reinforce the concept.
Are there clue words in this question I should notice?
Yes — watch for: "best". Signals that multiple options may be partially correct. Choose the option that most directly solves the exact problem described, not the one that sounds most complete.
What is the key concept behind this question?
Enhanced for loop
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Last reviewed: Jun 23, 2026
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