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PHP Tutorial
BOSS QUIZ
10 questions · 5 minutes · pass at 70% to clear the track.
05:00
Start
Q1.
XAMPP bundles…
from PHP Install
PHP only
Apache, PHP, MySQL
PHP + Postgres only
Just an editor
Q2.
Most readable default fetch mode is…
from PHP PDO
FETCH_BOTH
FETCH_ASSOC
FETCH_NUM
FETCH_OBJ
Q3.
Loop required fields by…
from PHP Form Required
Hard-coding each
Iterating an array of field names
Recursion
eval()
Q4.
Word frequency one-liner uses…
from PHP Examples
array_count_values
array_unique
array_keys
count_chars
Q5.
For huge files prefer…
from PHP File Open / Read
file_get_contents
fopen + fgets in a loop
file()
eval
Q6.
Base class for user-land exceptions is…
from PHP Exceptions
Throwable
Error
Exception
BaseException
Q7.
Commit composer.lock for apps?
from PHP Composer
Yes
No
Only on Friday
Only on Linux
Q8.
Flush+close once for atomicity by…
from Filesystem Functions
Append then rename
Write to temp then rename
fsync
set option
Q9.
IN list with a dynamic count needs…
from MySQL WHERE
One placeholder per value
A single placeholder
String concat
A view
Q10.
For UTF-8 length use…
from String Functions
strlen
mb_strlen
utf_strlen
mb_strwidth
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