Web Technologies Mcq Questions [SET - 4] | Web Technology Mcq Questions and Answers - sanfoundry

 

1. 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

 

2. 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

 

3. 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

 

4. ________ 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) LoadDoc ()
B) UDDI
C) AjaxStrart()
D) none of these

ANSWER= (A)  LoadDoc ()

 

5. 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

 

6. 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

 

7. ______is a new technique for creating better, faster, and more interactive web applicationswith the help of XML, HTML, CSS and Java Script.

A) Ajax
B) XML
C) SimpleXML
D) BBEdit

ANSWER= (A) Ajax

 

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

A) Ajax
B) XML
C) SimpleXML
D) BBEdit

ANSWER= (B)  XML

 

9.PHP 5's new ______ module makes parsing an XML document, well, simple. It turns anXML document into an object that provides structured access to the XML.

A) Ajax
B) XML
C) SimpleXML
D) BBEdit

ANSWER= (C) SimpleXML

 

10. While writing your PHP program, it is a good idea to use PHP-aware editors like ____

A) Ajax
B) XML
C) SimpleXML
D) BBEdit

ANSWER= (D)  BBEdit

 

11.  Every PHP statement ends with a semicolon (;).

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

ANSWER= (A)  true

 

12. A class that is inherited from by another class. This is also called a ____

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

ANSWER= (D)  parent Class or base class

 

13. ________ a type of polymorphism in which some or all of operators have differentimplementations depending on the types of their arguments

A) overloading
B) data Abstraction
C) Encapsulation
D)  member function

ANSWER= (A) overloading

 

14.  ____________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

 

15. __________ An array containing one or more arrays and values are accessed usingmultiple indices

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

ANSWER= (B) multidimensional array

 

16. Validation means check the input submitted by the user.

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

ANSWER= (A) true

 

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

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

ANSWER= (A) only a and b not c

 

18. _________ Validation is performed on the client machine web browsers.

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

ANSWER= (A) Client-Side Validation

 

19. PHP supports the following data types:

A)  String
B) Integer
C) Float (floating point numbers - also called double)
D) all of the above .

ANSWER= (D) all of the above .

 

20. PHP divides the operators in the following groups:

A) Increment/Decrement operators
B) Logical operators
C) String operators
D) all of the above

ANSWER= (A) all of the above

 

21. The basic assignment operator in PHP is __________ It means that the left operandgets set to the value of the assignment expression on the right.

A) =
B) ++
C) ==
D) ?

ANSWER= (A) =

 

22. the _________ statement is used to perform different actions based on differentconditions

A) switch
B) if condition
C) foreach
D) while

ANSWER= (B) if condition

 

23.In php, A ___________ is a block of statements that can be used repeatedlyin a program.

A) function
B) procedure
C) block
D) loop

ANSWER= (A)  function

 

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

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

ANSWER= (C)  Final

 

25. Which of the following statements are true is/are true about constructors in PHP?(i) PHP 4 introduced class constructors. (ii) Constructors can accept parameters. (iii) Constructors can call class methods or other functions (iv) Class constructors can call on other constructors.

A) All of the mentioned
B) None of the mentioned
C) only i
D) only ii

ANSWER= (A) All of the mentioned

 

26. An _______ is one that cannot be instantiated, only inherited

A)  Abstract class
B)  Interface
C)  Encapsulation
D) inheritance.

ANSWER= (A) Abstract class

 

27. Constant name are proceeded by _____ like a normal variable declaration.

A) Abstract class
B) dollar sign($)
C) Encapsulation
D)  inheritance.

ANSWER= (B) dollar sign($)

 

28. _______ is available when a method is called from within an object context

A) Abstract class
B) dollar sign($)
C) $this
D)  inheritance.

ANSWER= (A) $this

 

29. In PHP7, you can create an Array constant using the ____ function.

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

ANSWER= (A) define()

 

30. The ____statement is used to perform different actions based ondifferent conditions.

A) switch
B) min
C) abs
D) sqrt()

ANSWER= (A) switch

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