Codeigniter MCQ Question & Answer | IDB Codeigniter mcq

Codeigniter MCQ Question & Answer | IDB Codeigniter mcq

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1. Base URL can be changed from which configuration file:

• a. database             
• b. config                   
• c. routes                   
• d. autoload

2. default controller can be set from which configuration file:

• a. database             
• b. config                   
• c. routes                   
• d. autoload

3. Which configuration file is used to autoload resources?

• a. database             
• b. config                   
• c. routes                   
• d. autoload

4. Which one is the business logic in codeigniter?

• a. model                   
• b. view                                 
• c. controller             
• d. helper

5. Which of the following in MVC can connect to database?

• a. model                   
• b. view                                 
• c. controller             
• d. helper

6.  In CI, the closing tag of PHP is optional.

• a. true                                   
• b. false

7. Which are false?

• a. all codeigniter class name should start with uppercase and rest of the name should be in lowercase.
• b. you can remap function calls by using a function in your controller called _remap()
• c. view file cannot call other view files
• d. you can pass data to a view file by using the third parameter of the load->view function.

8. Which variable name is incorrect?

• a. $Text                     
• b. $f               
• c. $user id                 
• d.$text                       
• e. $some-test-here

9. The keywords true, false, null should always be in lowercase letter in codeigniter.

• a. true                       
• b. fasle

10. What kind of link is this:

• a. URI             
• b. QueryString                     
• c. ftp link

11. The above URl is built on segments.             

• A. true                       
• B. false

12. Which one will be treated as parameter in that URI?

• a. index.php             
• b. somethingvone
• c. somethingvtwo
• d. somethingvthree

13. Which one will be treated as method in that URI?

• a. index.php             
• b. somethingvone
• c. somethingvtwo
• d. somethingvthree

14. Which one will be treated as controller in that URI?

• a. index.php             
• b. somethingvone
• c. somethingvtwo
• d. somethingvthree

15. Which one will control all the segments?

• a. index.php             
• b. somethingvone
• c. somethingvtwo
• d. somethingvthree

16. Which are true:

• a. helper can only be loaded in controller and model. View cannot load helper
• b. we cannot load multiple helper  by passing an array of values to the first parameter.
• c. Plugins are stored within system/application/plugins/ folder.
• d. all codeigniter core libraries have the prefix CI_

17. Libraries are created so that they can be reused whenever needed.

• a. true                       
• b. false

18. Benchmark can be added to model, view and controllers

• a. true                       
• b. false

• 19.   You can display the amount of memory used by the system by calling:
• a. $this->benchmark->memory_use()
• b. $this->memory_use()
• c.  $this->benchmark->memory_usage()
• d.  $this->memory_usage()

20. Which one is not true

• a. we can set automatic filtering on by setting $config[‘global_xss_filtering’] to TRUE
• b. We can check image for safety in optional second parameter to the xss clean function
• c. The email class also serves as a wrapper class in CI
• d. email can only be sent from controller

21. Which function is use to set the value of form input box ?

• a. setvalue()
• b. set()
• c . set_value()
• d. Non of above

22. How many parameters are set_rules function ?

• a. 4
• b. 3
• (. 2
• d. 5

23.Which is  extremely useful and even though also optional ?

• a. Model
• b. View
• c. Controller
• d. Non of above

24. Which refers to the system of numbering pages-a list of numbered links ?

a. Rotating

b. Pagination

c. Cropping

d. All of above

25. What correct line of coded loading a view ?

• a. $this->load->view(‘view_name’)
• b. $this->view(‘view_name’)
• c. $this->load(‘view_name’)
• d. $this->load->view_name(‘view’)

26. What work in almost exactly the same way as Helpers ?

• a. Helper
• b. Plugin
• c. Library
• d. All of above

27.Which class is used to calculate the time between two points in your application ?

• a. Profiling class
• b. Security class
• c. Benchmarking class
• d. Non of above

28.Which key word is used callback function ?

• a.  _callback
• b. callback_
• c.  _callback_
• d. Non of above

29. Which of the following is/are fasle:

• a. The third parameter in load->view function used for output buffering
• b. The default batch size for bcc is 500
• c. we can store data in session by calling set_userdata() method
• d. to validate form we use the form library in CI.

30. CI session contains the following:

• a. Session_ID
• b. users IP address
• c. user manager
• d. first activity timestamp

31. _______ is an Application Development Framework - a toolkit - for people who build web sites using PHP.

• A. Joomla
• B. Zend
• C. CodeIgniter
• D. Wordpress

32. Which statement is true about the View?

• A. A View is simply a class file that is named in a way that can be associated with a URI
• B. A view is simply a web page, or a page fragment, like a header, footer, sidebar, etc
• C. A view is simply a PHP Code, add a different type of function

33. Which statement is true about the Controller?

• A. A Controller is simply a class file that is named in a way that can be associated with a URI
• B. A Controller is simply a web page, or a page fragment, like a header, footer, sidebar, etc
• C. Models are PHP classes that are designed to work with information in your database

34. Which statement is true about the Modules?

• A. A Models is simply a class file that is named in a way that can be associated with a URI
• B. A Models is simply a web page, or a page fragment, like a header, footer, sidebar, etc
• C. Models are PHP classes that are designed to work with information in your database

35. Helper file is simply a collection of functions in a particular category.

• A. True 
• B. Flase

36. How to load a helper file using the following function?

• A.  $load->helper('name');
• B.  $Loding->load->helper('name');
• C.  $this->load->helper('name');

37. Which of the following line of code use to   a  send email?

A. library('email');

Mail details code here

 $this->email->send();

B. $this->load->library('email');

Mail details code here

 $this->email->send();

C. $this->load->email;

Mail details code here….

 $this->email->send();

38. Which of the following code loads and initializes the database class based on your configuration settings?

• A. $this->load->DataFile();
• B. $this->load->DatabaseName();
• C. $this-> database();
• D. $this->load->database();

39. Which of the following code is example of query?

• A.  $this->db-> ('SELECT name, title, email FROM my_table');
• B.   $this->db->query('SELECT name, title, email FROM my_table');
• C.  $query = $this->db->query('SELECT name, title, email FROM my_table');

40.  Which class allows information to be retrieved, inserted, and updated in your database with minimal scripting?

• A. Active Record Class
• B. Helper class
• C. Database Class
• D. URI class

41.  _________ Runs the selection query and returns the result. Can be used by itself to retrieve all records from a table.

A. $this->db->getAll()

B. $this->db->get()

C. $this->db->getQuery()

42. How to get the average age from a Employee table?

• A. $this->db->select_avg('age');
• B. $this->db->avg('age');
• C. $this->select_avg('age');

43. Base URL can be changed from which configuration file:

• A. database           
• B. config                 
• C. routes                 
• D. autoload

44. default controller can be set from which configuration file:

• A. database           
• B. config                 
• C. routes                 
• D. autoload

45. In CI, the closing tag of PHP is optional.

A true                                 

B. false

Ans: A

46. Which function is use to set the value of form input box ?

• A. setvalue()   
• B. set() 
• C. set_value()   
• D. Non of above

47. How to initialized upload class in our controller?

• A. $this->load->helper('upload');
• B. $this->load->Uploading('upload');
• C. $this->load->'upload';
• D. $this->load->library('upload');

48. Which function gives you to view file friendly syntax to get browser cookies?

• A. get_cookie()
• B. list_cookie()
• C. dis_cookie()
• D. set_cookie()

49. How to  creates an opening form tag with a base URL built from your config preferences?

• A. echo form_fopen('email/send');
• B. echo form('email/send');
• C. echo form_open('email/send');
• D. echo open('email/send');

50. Which rules returns FALSE if the form element is empty?

• A. required
• B.  compulsory
• C. Empty

51. Which rules returns FALSE if the form element contains anything other than alpha-numeric characters.?

• A. alpha
• B.  numeric
• C. alpha_numeric

52. Which rules returns FALSE if the form element does not contain a valid email address.?

• A. email
• B.  valid_email
• C. alpha_numeric

53. How to update data using Active Record Pattern?

• A. $this->db->updated('mytable', $object);
• B. $this->db->ActiveRecord('mytable', $object);
• C. $this->db->update('mytable', $object);
• D. $this->db->updateData('mytable', $object);

54. CodeIgniter is fairly restrictive regarding which characters it allows in your URI strings in order to help minimize the possibility that malicious data can be passed to your application.

• A.  Alpha-numeric text
• B. Tilde: ~
• C.  Period: .
• D. Hypen -

55. The _________ class permits you maintain a user's "state" and track their activity while they browse your site.

• A. loader
• B. Session
• C. Cookie
• D. Header

56. How to initializing the Session?

• A. $this->load->session();
• B. $this->library('session');
• C. $this->load->Session['session'];
• D. $this->load->library('session');