Question 1

PHP files have a default file extension of..

Accepted Answer

A)  .html
B)  .xml
C)  .php
D)  .ph C

Question 2

Which of the conditional statements is/are supported by PHP?
i. if statements
ii. if-else statements
iii. if-elseif statements
iv. switch statements

Accepted Answer

A)  Only i) 
B)  i) , ii)  and iv) 
C)  ii) , iii)  and iv) 
D)  All of the above D

Question 3

Which of the looping statements is/are supported by PHP?
i. for loop
ii. while loop
iii. do-while loop
iv. foreach loop

Accepted Answer

A)  i)  and ii) 
B)  i) , ii)  and iii) 
C)  All of the above
D)  None of the above C

Question 4

What functions count elements in an array?

Accepted Answer

A)  Count
B)  Size
C)  Array_Count
D)  Count_array

Question 5

There are three different kind of arrays:

Accepted Answer

A)  Numeric array, String array, Multidimensional array
B)  Numeric array, Associative array, Dimensional array
C)  Numeric array, Associative array, Multidimensional array
D)  Const array, Associative array, Multidimensional array

Question 6

Which of the below statements is equivalent to $add += $add ?

Accepted Answer

A)  $add = $add
B)  $add = $add +$add
C)  $add = $add + 1
D)  $add = $add + $add + 1

Question 7

Which of the following is/are a PHP code editor?
i. Notepad
ii. Notepad++
iii. Adobe Dreamweaver
iv. PDT

Accepted Answer

A)  Only iv) 
B)  Only iii) 
C)  i) , ii)  and iii) 
D)  All of the above

Question 8

What function computes the difference of arrays?

Accepted Answer

A)  array_diff
B)  diff_array
C)  arrays_diff
D)  diff_arrays

Question 9

What will be the output of the following php code?
<?php $num = "1"; $num1 = "2"; print $num+$num1; ?>

Accepted Answer

A)  3
B)  1+2
C)  Error
D)  12

Question 10

Who is the father of PHP?

Accepted Answer

A)  Rasmus Lerdorf
B)  Willam Makepiece
C)  Drek Kolkevi
D)  List Barely

Question 11

Which of following variables can be assigned a value to it?
i. $3hello
ii. $_hello
iii. $this
iv. $This

Accepted Answer

A)  All of the above
B)  Only ii) 
C)  ii) , iii)  and iv) 
D)  ii)  and iv)

Question 12

What will be the output of the following PHP code?
<?php $a = "clue"; $a .= "get"; echo "$a"; ?>

Accepted Answer

A)  get
B)  true
C)  false
D)  clueget

Question 13

If $a = 12 what will be returned when ($a == 12)? 5: 1 is executed?

Accepted Answer

A)  12
B)  1
C)  Error
D)  5

Question 14

Which version of PHP introduced Try/catch Exception?

Accepted Answer

A)  PHP 4
B)  PHP 5
C)  PHP 5.3
D)  PHP 6

Question 15

In PHP in order to access MySQL database you will use:

Accepted Answer

A)  mysqlconnect()  function
B)  mysql-connect()  function
C)  mysql_connect()  function
D)  sql_connect()  function

Question 16

Which array function checks if the specified key exists in the array

Accepted Answer

A)  array_key_exist() 
B)  array_key_exists() 
C)  array_keys_exists() 
D)  arrays_key_exists()

Question 17

Which of the following DBMSs do not have a native PHP extension?

Accepted Answer

A)  MySQL
B)  IBM DB/2
C)  Microsoft SQL Server
D)  None of the above

Question 18

We can use ___ to comment a single line?
i. /?
ii. //
iii. #
iv. /* */

Accepted Answer

A)  Only ii) 
B)  i) , iii)  and iv) 
C)  ii) , iii)  and iv) 
D)  Both ii)  and iv)

Exam 17: PHP Array Functions and Basics

PHP files have a default file extension of..

Which of the conditional statements is/are supported by PHP? i. if statements ii. if-else statements iii. if-elseif statements iv. switch statements

Which of the looping statements is/are supported by PHP? i. for loop ii. while loop iii. do-while loop iv. foreach loop

What functions count elements in an array?

There are three different kind of arrays:

Which of the below statements is equivalent to $add += $add ?

Which of the following is/are a PHP code editor? i. Notepad ii. Notepad++ iii. Adobe Dreamweaver iv. PDT

What function computes the difference of arrays?

What will be the output of the following php code? <?php $num = "1"; $num1 = "2"; print $num+$num1; ?>

Who is the father of PHP?

Which of following variables can be assigned a value to it? i. $3hello ii. $_hello iii. $this iv. $This

What will be the output of the following PHP code? <?php $a = "clue"; $a .= "get"; echo "$a"; ?>

If $a = 12 what will be returned when ($a == 12) ? 5: 1 is executed?

Which version of PHP introduced Try/catch Exception?

In PHP in order to access MySQL database you will use:

Which array function checks if the specified key exists in the array

Which of the following DBMSs do not have a native PHP extension?

We can use ___ to comment a single line? i. /? ii. // iii. # iv. /* */