Web Technology Questions

Q:

Which of the following can't be done with client-side JavaScript?

A) Sending a form's contents by email B) Storing the form's contents to a database file on the server
C) Validating a form D) None of the above
 
Answer & Explanation Answer: B) Storing the form's contents to a database file on the server

Explanation:
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Q:

What is the correct JavaScript syntax to write “Hello World”?

A) System.out.println( B) println (
C) document.write( D) response.write(
 
Answer & Explanation Answer: C) document.write(

Explanation:

document.write() is a JavaScript command that literally writes out whatever you place between the opening and closing parentheses.

 

 

What_is_the_correct_JavaScript_syntax_to_write_“Hello_World”1556279922.jpg image 

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Q:

What is DHTML? What are the features of DHTML?

Answer

DHTML stands for Dynamic HTML. The first thing that we need to clear about DHTML is that it is neither a language like HTML, JavaScript etc. nor a web standard. It is just a combination of HTML, JavaScript and CSS. It just uses these languages features to build dynamic web pages. DHTML is a feature of Netscape Communicator 4.0, and Microsoft Internet Explorer 4.0 and 5.0 and is entirely a "client-side" technology.  


Features of DHTML:


- Simplest feature is making the page dynamic.


- Can be used to create animations, games, applications, provide new ways of navigating through web sites.


- DHTML use low-bandwidth effect which enhance web page functionality.


- Dynamic building of web pages is simple as no plug-in is required.


- Facilitates the usage of events, methods and properties and code reuse. 

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Q:

Which of the following is not considered a JavaScript operator?

A) new B) this
C) delete D) typeof
 
Answer & Explanation Answer: B) this

Explanation:
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Q:

Which one of the following is not used to generate dynamic web pages ?

A) PHP B) ASP.NET
C) JSP D) none of the mentioned
 
Answer & Explanation Answer: D) none of the mentioned

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Q:

Which tag is used to display the numbered list?

 

1) <ol> </ol>    2) <li></li>     3) <ul> </ul>    4) <dl> </dl>

A) 1 B) 2
C) 3 D) 4
 
Answer & Explanation Answer: A) 1

Explanation:

Use HTML tag <ol> element to define an ordered list.

Use the HTML type attribute to define the numbering type. Use the HTML <li> element to define a list item. Use the HTML <dl> element to define a description list.

 

Hence, as numbered list come under ordered list tag <ol> tag is used for numbered list.

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Q:

How do you put a message in the browser's status bar ?

A) status("put your message here") B) window.status = "put your message here"
C) statusbar = "put your message here" D) window.status("put your message here")
 
Answer & Explanation Answer: B) window.status = "put your message here"

Explanation:
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Q:

Which class provides an interface for invoking JavaScript methods and examining JavaScript properties.

A) ScriptObject B) JSObject
C) JavaObject D) Jobject
 
Answer & Explanation Answer: B) JSObject

Explanation:
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