PHP5 Test
Test Syllabus
- Advanced Concepts
- Operators and Functions
- Language Syntax
- Fundamentals
- Variables and Datatypes
- New Concepts in PHP5
- Forms
| Question: |
| Which of the following variables is not related to file uploads? |
| a. | max_file_size |
| b. | max_execution_time |
| c. | post_max_size |
| d. | max_input_time |
| Question: |
| The following php variables are declared:$company = ‘ABS Ltd’;$$company = ‘, Sydney’;
?> Which of the following is not a correct way of printing ‘ABS Ltd, Sydney’? |
| a. | echo “$company $$company”; |
| b. | echo “$company ${$company}”; |
| c. | echo “$company ${‘ABS Ltd’}”; |
| d. | echo “$company {$$company}”; |
| Question: |
| Which of the following are not considered as boolean False? |
| a. | FALSE |
| b. | 0 |
| c. | “0″ |
| d. | “FALSE” |
| e. | 1 |
| f. | NULL |
| Question: |
| Which of the following is not a valid PHP parser tag? |
| a. | script |
| b. | ?p |
| c. | % |
| d. | ?php |
| Question: |
| Which of the following regular expressions can be used to check the validity of an e-mail addresss? |
| a. | ^[^@ ]+@[^@ ]+\.[^@ ]+$ |
| b. | ^[^@ ]+@[^@ ]+.[^@ ]+$ |
| c. | $[^@ ]+@[^@ ]+\.[^@ ]+^ |
| d. | $[^@ ]+@[^@ ]+.[^@ ]+^ |
| Question: |
| Which of the following is a PHP resource? |
| a. | Domxml document |
| b. | Odbc link |
| c. | File |
| d. | All of the above |
| Question: |
| Does PHP 5 support exceptions? |
| a. | Yes |
| b. | No |
| Question: |
| What do you infer from the following code?<?php$str = ‘Dear Customer,\nThanks for your query. We will reply very soon.?\n Regards.\n Customer Service Agent’;
print $str; ?> |
| a. | Only first \n character will be recognised and new line will be inserted. |
| b. | Last \n will not be recognised and only first two parts will come in new lines. |
| c. | All the \n will work and text will be printed on respective new lines. |
| d. | All will be printed on one line irrespective of the \n. |
| Question: |
| Which of the following variables are supported by ‘str_replace()’ function? |
| a. | Integer |
| b. | String |
| c. | Boolean |
| d. | Array |
| Question: |
| Which of the following attribute is needed for file upload via form? |
| a. | enctype=”multipart/form-data” |
| b. | enctype=”singlepart/data” |
| c. | enctype=”file” |
| d. | enctype=”form-data/file” |
| Question: |
| Consider the following two statements:I while (expr) statementII while (expr): statement … endwhile;
Which of the following are true in context of the given statements? |
| a. | I is correct and II is wrong |
| b. | I is wrong and II is correct |
| c. | Both I & II are wrong |
| d. | Both I & II are correct |
| Question: |
| What will be the output of the following code?$var = 10;function fn()
{ $var = 20; return $var; } fn(); echo $var; |
| a. | 10 |
| b. | 20 |
| c. | Undefined Variable |
| d. | Syntax Error |
| Question: |
| If visibility is not defined for a method/member then it is treated as public static. |
| a. | True |
| b. | False |
| Question: |
| Which of the following is used to maintain the value of a variable over different pages? |
| a. | static |
| b. | global |
| c. | session_register() |
| d. | None of the above |
| Question: |
| Which of the following is a correct declaration? |
| a. | static $varb = array(1,’val’,3); |
| b. | static $varb = 1+(2*90); |
| c. | static $varb = sqrt(81); |
| d. | static $varb = new Object; |
| Question: |
| You have defined three variables $to, $subject, and $body to send an email. Which of the following methods would you use for sending an email? |
| a. | mail($to,$subject,$body) |
| b. | sendmail($to,$subject,$body) |
| c. | mail(to,subject,body) |
| d. | sendmail(to,subject,body) |
| Question: |
| Which of the following crypto in PHP returns longest hash value? |
| a. | md5() |
| b. | sha1() |
| c. | crc32() |
| d. | All return same length hash |
| Question: |
| How would you store order number (34) in an ‘OrderCookie’? |
| a. | setcookie(“OrderCookie”,34); |
| b. | makeCookie(“OrderCookie”,34); |
| c. | Cookie(“OrderCookie”,34); |
| d. | OrderCookie(34); |
| Question: |
| Which of the following is correct with regard to echo and print ? |
| a. | echo is a construct and print is a function |
| b. | echo is a function and print is a construct |
| c. | Both are functions |
| d. | Both are constructs |
| Question: |
| Which of the following text manipulation functions is supported by PHP? |
| a. | strtoupper() |
| b. | ucfirst() |
| c. | strtolower() |
| d. | str_split() |
| e. | All of the above |
| Question: |
| Which of the following is not supported in PHP5? |
| a. | Type Hinting |
| b. | Reflection |
| c. | Magic Methods |
| d. | Multiple Inheritance |
| e. | Object Cloning |
| Question: |
| Which of the following are useful for method overloading? |
| a. | __call,__get,__set |
| b. | _get,_set,_load |
| c. | __get,__set,__load |
| d. | __overload |
| Question: |
| Which of the following characters are taken care of by htmlspecialchars? |
| a. | < |
| b. | > |
| c. | single quote |
| d. | double quote |
| e. | & |
| f. | All of the above |
| Question: |
| How would you start a session? |
| a. | session(start); |
| b. | session(); |
| c. | session_start(); |
| d. | begin_sesion(); |
| Question: |
| You need to keep an eye on the existing number of objects of a given class without introducing a non-class member variable. Which of the following makes this happen? |
| a. | Add a member variable that gets incremented in the default constructor and decremented in the destructor |
| b. | Add a local variable that gets incremented in each constructor and decremented in the destructor |
| c. | Add a static member variable that gets incremented in each constructor and decremented in the destructor |
| d. | This cannot be accomplished since the creation of objects is being done dynamically via “new.” |
| Question: |
| Which of the following variable names are invalid? |
| a. | $var_1 |
| b. | $var1 |
| c. | $var-1 |
| d. | $var/1 |
| e. | $v1 |
| Question: |
| If expire parameter of setCookie function is not specified then: |
| a. | Cookie will never expire. |
| b. | Cookie will expire with closure of the browser |
| c. | Cookie will expire with within 30 minutes |
| d. | Cookie will expire in 24 hours |
| Question: |
| In your PHP application you need to open a file. You want the application to issue a warning and continue execution, in case the file is not found. The ideal function to be used is: |
| a. | include() |
| b. | require() |
| c. | nowarn() |
| d. | getFile(false) |
| Question: |
| You have a 2D array in PHP:$array = array(array(141,151,161), 2, 3, array(101, 202, 303));You want to display all the values in the array. The correct way is: |
| a. | function DisplayArray($array) {foreach ($array as $value) {if (array_valid($value)) {
DisplayArray($value); } else { echo $value . “<br>”; } } } DisplayArray($array); |
| b. | function DisplayArray($array) {for ($array as $value) {if (valid_array($value)) {
DisplayArray($value); } else { echo $value . “<br>”; } } } DisplayArray($array); |
| c. | function DisplayArray($array) {for ($array as $value) {if (is_array($value)) {
DisplayArray($value); } else { echo $value . “<br>”; } } } DisplayArray($array); |
| d. | function DisplayArray($array) {foreach ($array as $value) {if (is_array($value)) {
DisplayArray($value); } else { echo $value . “<br>”; } } } DisplayArray($array); |
| Question: |
| Which of the following statements is incorrect with regard to interfaces? |
| a. | A class can implement multiple interfaces |
| b. | An abstract class cannot implement multiple interfaces |
| c. | An interface can extend multiple interfaces |
| d. | Methods with same name, arguments, and sequence can exist in the different interfaces implemented by a class |
| Question: |
| What will be the output of following code?$a = 10;echo “Value of a = $a”; |
| a. | Value of a = 10 |
| b. | Value of a = $a |
| c. | Undefined |
| d. | Syntax Error |
| Question: |
| Variable/functions in PHP don’t work directly with: |
| a. | echo() |
| b. | isset() |
| c. | print() |
| d. | All of the above |
| Question: |
| The inbuilt function to get the number of parameters passed is: |
| a. | arg_num() |
| b. | func_args_count() |
| c. | func_num_args() |
| d. | None of the above |
| Question: |
| Which of the the following are PHP file upload related functions? |
| a. | upload_file() |
| b. | is_uploaded_file() |
| c. | move_uploaded_file() |
| d. | None of the above |
| Question: |
| You wrote following script to check for the right category:1 <?php2 $cate=5;
3 … 4 … 5 6 if ($cate==5) 7 { 8 ?> 9 Correct category! 10 <?php 11 } else { 12 ?> 13 Incorrect category! 14 <?php 15 } 16 ?> What will be the output of the program if value of ‘cate’ remains 5? |
| a. | Correct category! |
| b. | Incorrect category! |
| c. | Error due to use of invalid operator in line 6:”if ($cate==5)” |
| d. | Error due to incorrect syntax at line 8, 10, 12 and 14 |
| Question: |
| Which of the following are the valid PHP data types? |
| a. | resource |
| b. | null |
| c. | boolean |
| d. | string |
| e. | Both a and c |
| f. | Both b, c and d |
| g. | All of the above |
| Question: |
| Which of the following printing construct/function accepts multiple parameters? |
| a. | echo |
| b. | |
| c. | printf |
| d. | All of the above |
| Question: |
| Which of the following pair have non-associative equal precedence? |
| a. | +, - |
| b. | ==, != |
| c. | <<, >> |
| d. | &=, |= |
| Question: |
| Which of the following statements is not true with regard to abstract classes in php5? |
| a. | Abstract classes are introduced in PHP5 |
| b. | A class with a single abstract method must be declared abstract |
| c. | Abstract class can contain non abstract methods |
| d. | Abstract method must have method definition and can have optional empty braces following it |
| Question: |
| Which of the following functions output text? |
| a. | echo() |
| b. | print() |
| c. | println() |
| d. | display() |
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