PHP Programming Mock Test 4

10%

Question 1 of 10

1. Which of the following variables does PHP use to authenticate a user?

i) $_SERVER['PHP_AUTH_USER'].
ii) $_SERVER['PHP_AUTH_USERS'].
iii) $_SERVER['PHP_AUTH_PU'].
iv) $_SERVER['PHP_AUTH_PW'].

ii) and iv)

i) and iv)

ii) and iii)

i) and ii)

Question 1 of 10

Question 2 of 10

2. Say I want to change the extension of a PHP file, which of the following statements should I edit to change from .php to .html in the httpd.conf file?

AddType application/x-httpd-asp .asp

AddType application/x-httpd-php .asp

AddType application/x-httpd-php .php

AddType application/x-httpd-asp .php

Question 2 of 10

Question 3 of 10

3. Which one of the following is the default PHP session name?

PHPIDSESS

PHPSESID

PHPSESSID

PHPSESSIONID

Question 3 of 10

Question 4 of 10

4. Which one of the following functions are used to search a string?

preg_found

preg_search

preg_find

preg_match

Question 4 of 10

Question 5 of 10

5. Which is the most powerful authentication method among the four?

Data-based authentication

File-based authentication

PEAR'S HTTP authentication

Hard-coding a login pair directly into the script

Question 5 of 10

Question 6 of 10

6. In which authentication method does changing the username or password can be done only by entering the code and making the manual adjustment.

File-based authentication

Hard-coding a login pair directly into the script

PEAR'S HTTP authentication

Data-based authentication

Question 6 of 10

Question 7 of 10

7. What is the default value of max_input_time directive?

120 seconds

1 second

60 seconds

30 seconds

Question 7 of 10

Question 8 of 10

8. What will be the output of the following PHP code? (Say your previous session username was nachi.)

    unset($_SESSION['username']);
    printf("Username now set to: %s", $_SESSION['username']);

Username now set to: System

Username now set to:

Username now set to: nachi

Error

Question 8 of 10

Question 9 of 10

9. Which function is used to determine whether a file was uploaded?

uploaded_file("filename")

file_uploaded("filename")

is_file_uploaded()

is_uploaded_file()

Question 9 of 10

Question 10 of 10

10. How many configuration directives pertinent to PHP's mail function are available?

Question 10 of 10