PHP - Examination Question with Answer, Exam- 04, Round- 36 WDPF

Part-02: MCQ Question with Answer

1.What is the correct output from the code below?

<?php 
	$var = true;
	If !( $var){
	echo "Hello, World!";
	}
?>

Ans: Code not be executed.

2. What is the correct output from the code below?

<?php 
	$txt =”Bangladesh”;
	echo substr($txt,0,6);
?>

Ans: Bangla

3. When needed submitting large amount of to the server, which method we used?

Ans: Post

4. The super global variable $_SERVER[‘REMOTE_ADDR’] used to ?

Ans: Return the client pc ip address

5. Which type of function is called itself?

Ans: Recursive function

6.Which function is used to remove a value from end of an array?

Ans: Array_pop()

7. Which is the correct output from the following data?

<?php 
	$i=1;
	Do{
	   $i++;
	   Print $i;
	}while($i=<0);

Ans: 2

8. Which function is used to sort array element in descending order?

Ans: rsort()

9. Which function is used to read entire file at once?

Ans: file()

10. Which function is used to get details server information using PHP?

Ans: php_info()

11. Which file open mode use for Read/Write purpose?

Ans: r+

12. which function parses the line it reads for fields in CSV format and returns an array containing the fields read ?

Ans: fgetCSV()

13. Which function is used to rename flle in PHP?

Ans: rename()

14. What is the true about echo and print?

Ans: echo is faster than print

15. which the memory_limit directive sets a maximum allowable amout of memory ?

Ans: memory_limit

16. Which are the php variable scope ?

Ans: local, global, static

17. what is the concept of about static variable ?

Ans: static variable do not loss tata

18. what is default function and variable scope?

Ans: public

19. How many interface can be implement to one class?

Ans: Minimum one to many

20. which is true about the statements?

Ans: Interface can implement to cla by the keyword implement

21. which function we can use to check the data type?

Ans: gettype()

22. Which is the true statement about the regular expresion?

Ans: regular expresion match the pattern with string and return true or false

23. Which is the true statement about the regular expresion?

Ans: regular expresion match the pattern with string and return true or false

24. which is the correct php tag?

Ans: <? echo 'hello world!' ; ?> <?php print ("hello world!"); ?>

25. which function is used to add one php script to another php script ?

Ans: include()

26. which is the correct function to move uploaded file ?

Ans: move_uploaded_file();

27. Which function can be multiple array to one one array?

Ans: array_merge();

27. which keyword use define a constant?

Ans: define();

28. which method automatically initialize when object crated?

Ans: __constractor;

29. which software is used to php base server ?

Ans: Apache/ISS;

30. Which method we use to save data from unexpected data store on the database?

Ans: sanitize data;

31. which loop can array data retrive key and value one by one?

Ans: foreach;

32. What are the OOP foundation concept?

Ans: Encapsulation, Inheritance, Polumorphism;