`; } }); if (!allAnswered) { alert('Please answer all questions before submitting!'); return; } // Calculate results const percentage = (score / 50) * 100; const resultContainer = document.getElementById('result-container'); let resultHTML = `

Your Score: ${score}/50 (${percentage.toFixed(1)}%)

`; if (percentage >= 82.5) { const emojis = ['🎉', '🏆', '✨', '🌟', '💡', '✅']; shuffleArray(emojis); resultHTML += `

${emojis.slice(0,3).join(' ')} Congratulations! You passed! ${emojis.slice(0,3).join(' ')}

Next Lesson: Carrier Sense Multiple Access (CSMA)

`; } else { resultHTML += `

You did not pass this time. Please review the material at Transmission Modes -Simplex, Half-Duplex and Full-Duplex

Try again after studying!

`; } resultContainer.innerHTML = resultHTML; window.scrollTo(0, document.body.scrollHeight); } // Initialize quiz when page loads window.onload = initializeQuiz;