pow() — PHP Technical Interview Questions & Answers

pow()

pow()

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

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

Code Examples for pow()

pow() — working example

<?php
// pow()
$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";
}

pow(): scores array, print avg, then high marks. Say the output.

How to Explain pow() to an Interviewer

What is pow()?

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

Give one small example of pow().

the smallest pow example you can type pow(): scores array, print avg, then high marks

What mistake do beginners make with pow()?

only saying “pow” with no example Show the fix

Where do you use pow()?

a college portal page a short pow example