Basic PHP Quiz - 1 Online Test

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Basic PHP Quiz - 1

Description: Basic PHP Quiz - 1
Number of Questions: 20
Created by: Aliensbrain Bot
Tags: php

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In PHP, arrays may be sorted with which of the following functions?

php

uksort()
arsort()
ksort()
All of the above

PHP comments for a single line have the following syntax:

php

/* comments /*
#
//
::
A&B

Which of the following functions are used by PHP to find out what type a variable is?

php

gettype()
is_double()
get_type()
is_date()
A&B

The three possible connection states in PHP are ________.

php

normal
aborted
timeout
All of the above

In PHP, the error control operator is ________.

php

In PHP, instructions are terminated with a _______.

php

;
#
!
%>

What does PHP stand for?

php

PHP: Hypertext Preprocessor
Personal Home Page
Private Home Page
Personal Hypertext Processor

PHP server scripts are surrounded by delimiters, which?

php

...?>
...
...&>

How do you write "Hello World" in PHP

php

"Hello World";
echo "Hello World";
Document.Write("Hello World");
response.write("Hello World")

All variables in PHP start with which symbol?

php

A constructor is a special kind of…

php

Class
Method
Object
Variable

What can you use to replace like with hate in I like Eminem?

php

preg_replace("like", "hate", "I like Eminem")
preg_replace("/like/", "hate", "I like Eminem")
preg_replace("/like/", "/hate/", "I like Eminem")
preg_replace("hate", "like", "I like Eminem")

What library do you need in order to process images?

php

c-client library
GIF/PNG library
Image Library
GD library

What is the problem with =$expression ?> ?

php

It requires short tags and this is not compatible with XML
There is no problem
This syntax doesn't even exist It requires a special PHP library that may not always be available

What does break; do?

php

Ends execution of the current switch structure
Moves on to the next iteration of the current for, foreach, while, do-while or switch structure
Ends execution of the current for, foreach, while, do-while or switch structure

Can this PHP code be valid: $4bears = $bears->getFirst4();

php

Assuming all the variables a, b, c have already been defined, could this be a variable name: ${$a}[$b][$c] ?

php

Put this line php display_errors=false in a .htaccess file when you deploy the application?

php

That won't hide any error 'coz you can't use .htaccess to control the PHP engine Bad idea, I want to see when errors occur
That won't hide any error 'coz it's not the correct code
Good idea, increases security

What does this function do:

php

tests whether $variable is a number and ends in 2
tests whether $variable ends in 2
tests whether $variable is a number and contains 2
tests whether $variable is an even number

Which of the following is a tool used to secure expert judgment?

project-management

Peer Review
Expected value technique
Delphi Technique
Work Breakdown Structure (WBS)

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