Interview Questions

Q:

What is a Canvas?

Answer

Canvas is a rectangular area on a HTML page, specified with the tag <canvas>. 

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Subject: Web Technology

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Q:

What is BCP ? When is it used ?

Answer

The Bulk Copy Program (BCP) is a command-line utility that ships with Microsoft SQL Server. It is a tool used to duplicate enormous quantity of information from tables and views. It does not facsimile the structures same as foundation to target.
BULK INSERT command helps to bring in a data folder into a record, table or view in a user-specific arrangement. With BCP, you can import and export large amounts of data in and out of SQL Server databases quickly and easily. Any DBA who has utilized this functionality will agree that BCP is an essential tool.

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Q:

What are the ways to change the cookie setting using the web browser?

Answer

The cookie settings include the enabling and disabling of the services that are used with the web browsers.


The following steps are taken to set the cookies:


- The TOOLS menu is being opened on web browser and the privacy tab is selected from where the privacy of individual user can be managed. 


- Using the ADVANCED tab the options to set the cookies will be visible and it will allow the overriding of cookie. 


- The cookies can be accepted by checking the first party cookies or the third party cookies. Out of these choices the first party cookies provide more security. 


- Check the checkbox for "Always allow session cookies" so that the session cookies can be maintained. 

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Q:

How to determine the state of a checkbox using Javascript?

Answer

var checkedP = window.document.getElementById("myCheckBox").checked;

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Q:

What is the use of Name based hosting?

Answer

- Name based is the virtual hosting that allows the virtual hosts to serve multiple hostnames that runs on single machine and having only one IP address.


- This is used when the web browser is used to request the resource from the server then the server respond using the hostname. 


- Web server uses HTTP protocol to respond to the requested hostname as the part of the request. 


- The server contains all the information of the website and the user that requests for the resources given. 


- Name based web hosting includes the resources and services that need to be given at the time of client’s request.

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Q:

What is relation between the window and canvas views?

Answer

Canvas views are the back ground objects on which you place the interface items (Text items), check boxes, radio groups etc.,) and boilerplate objects (boxes, lines, images etc.,) that operators interact with us they run your form . Each canvas views displayed in a window.

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Q:

You want only a vertical scrollbar and no horizontal scrollbar on your page. How would you do it?

Answer

- This can be done by defining the frame with SCROLLING = auto and having content to just fit into this frame. 


- SCROLLING="yes" gets the scroll bar on both the sides, even when not needed. 


- SCROLLING="no" doesn’t get the scrollbars at all, even when they are needed.


 

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Q:

In a class if private data member is declared then how to set data to that private data member?

Answer

By using method.


The method used to set the data is called setter method.

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Subject: Java

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