Web Technologies Mcq Questions [SET - 1] | Web Technologies Mcq Questions and Answers pdf

 

1. The _____ method starts with two underscores (__).

A) class
B) object
C) Construct
D) Serializing

ANSWER= (C) Construct

 

2.  _______an object means converting it to a byte stream representation that can bestored into file.

A)  class
B)  object
C)  Construct
D) Serializing

ANSWER= (D) Serializing

 

3.  _________ An array with a numeric index. Values are stored and accessed in linear fashion. 

A) associative array
B) multidimensional array
C) Numeric array
D) None of these

ANSWER= (C) Numeric array

 

4. An XML element can contain ___

A) text elements attribute
B) only attribute
C)  element
D)  none of these

ANSWER= (A) text elements attribute

 

5. In PHP, we have the following loop types:

A) while loop
B) for loop
C)  foreach
D) all the these.

ANSWER= (A) all the these.

 

6. An XML tree start at root element and end at its child elements,

A)  true
B) false
C) not know
D) both true and false

ANSWER= (A)  true

 

7. To create a constant, use the _____ function.is use

A) define()
B) min()
C) abs()
D)  sqrt()

ANSWER= (A) define()

 

8. mysql_close() is use to ________database(wamp) in php .

A) create
B) close
C) connect
D)  none of these

ANSWER= (A)  create

 

9. XML is neither a presentation language nor a programming language.

A) true
B) false
C) both
D) none of these

ANSWER= (A)  true

 

10. ____________An array with strings as index. This stores element values in association withkey values rather than in a strict linear index order.

A) associative array
B)  multidimensional array
C) Numeric array
D) None of these

ANSWER= (A)  associative array

 

11. There are two types of validation are available in PHP. They are as follows −

A) Client-Side Validation
B) Server Side Validation −
C) input type validation
D) only a and b not c

ANSWER= (D)  only a and b not c

 

12.  ______ doesn't define a specific set of tags

A) Ajax
B) XML
C) SimpleXML
D) BBEdit

ANSWER= (B) XML

 

13.  Which method scope prevents a method from being overridden by a subclass?

A) Abstract
B) Protected
C) Final
D) Static

ANSWER= (C)  Final

 

14.Which one of the following functions is used to determine whether a class exists?

A)  exist()
B) exist_class()
C) class_exist()
D) exist()

ANSWER= (C) class_exist()

 

15. When inheriting from an abstract class, the child class method must be definedwith the same name, and the same or a less restricted access modifier.

A)  true
B) false
C) both a and b
D)  none of these

ANSWER= (A)  true

 

16.long form of Ajax is

A) Asynchronous java script & xml
B) Asynchronous Java program
C) Asynchronous xml language
D) non of these

ANSWER= (A) Asynchronous java script & xml

 

17.  ___________ After submitted by data, The data has sent to a server and perform validationchecks in server machine.

A) Client-Side Validation
B) Server Side Validation
C)  input type validation
D) output type validation

ANSWER= (B) Server Side Validation

 

18. Core PHP means solving a Mathematical problem by using paper and pen and Frame workmeans solving Mathematical problem by using a calculator.

A)  true
B) false
C)  both a and b
D) none of these

ANSWER= (A)   true

 

19.long form of WSDL is ___

A)  web services description language
B) Web services deleted language
C) Web services define language
D) none of these

ANSWER= (A) web services description language

 

20. long form of UDDI is _______

A) Universal description language
B) Web services deleted language
C) Universal description,discovery language
D)  none of these

ANSWER= (C) Universal description,discovery language

 

21.  Interfaces allow you to specify what methods a class should implement.

A) true
B) false
C) both a and b
D) none of these

ANSWER= (A) true

 

22.  ________ is a server scripting language, and a powerful tool for making dynamicand interactive Web pages.

A) PHP
B) java script
C) Angular js
D) none of these

ANSWER= (A) PHP

 

23. The default file extension for PHP files is _________

A) .PHP
B) .js
C) .Ajs
D) none of these

ANSWER= (A) .PHP

 

24. PHP code is executed on the server, and the result is returned to the browser asplain HTML

A)  true
B) false
C) both a and b
D) none of these

ANSWER= (A) true

 

25. Jquery ajax is usefull while working with forms it consist of serialization ,client side ,validation ,it is

A) true
B) false
C) both true and false
D) None of these 

ANSWER= (A) true

 

26. _______ A class that inherits from another class. This is also called a subclass or derivedclass.

A)  child class
B) class
C) member function
D) parent Class

ANSWER= (A) child class

 

27. loadDoc() function creates an XMLHttpRequest object, adds the function to beexecuted when the server response is ready, and sends the request off to the server.

A)  true
B) false
C)  both a and b
D)  none of these

ANSWER= (A)  true

 

28. Which version of PHP introduced the instance of keyword?

A) PHP 4
B) PHP 5
C) PHP 5.3
D) PHP 6

ANSWER= (B) PHP 5

 

29. the _____function returns the square root of a number:

A) count
B) min
C) abs
D) sqrt()

ANSWER= (D)  sqrt()

 

30. The _______ function generates a random number:

A) rand
B) min
C)  abs
D) sqrt()

ANSWER= (A) rand

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