Best Practices — PHP Technical Interview Questions & Answers

Best Practices

Best Practices

  • Best Practices is a PHP topic. In plain words you use it for a short Best Practices example in a college portal page. Don’t start with a slogan — start with that picture.
  • Smallest example: the smallest Best Practices example you can type. Type it, run it, and say what you see. If you can do that from memory, you know Best Practices.
  • From the example next to this theory: Best Practices: scores array, print avg, then high marks.
  • Trap: only saying “Best Practices” with no example. Fix that before you talk about advanced PHP.
  • Viva: what is Best Practices? Then show the smallest Best Practices example you can type. Then name the trap.

Technical Interview Tip: What is Best Practices? Show this: the smallest Best Practices example you can type. Trap: only saying “Best Practices” with no example.

Code Examples for Best Practices

Best Practices — working example

<?php
// Best Practices
$scores = [80, 90, 70];
$avg = array_sum($scores) / count($scores);
echo "avg=" . number_format($avg, 1) . "\n";
foreach ($scores as $s) {
  if ($s >= 80) echo "high: $s\n";
}

Best Practices: scores array, print avg, then high marks. Say the output.

How to Explain Best Practices to an Interviewer

What is Best Practices?

Used for a short Best Practices example a college portal page Not just the heading

Give one small example of Best Practices.

the smallest Best Practices example you can type Best Practices: scores array, print avg, then high marks

What mistake do beginners make with Best Practices?

only saying “Best Practices” with no example Show the fix

Where do you use Best Practices?

a college portal page a short Best Practices example