Technology Questions

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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Subject: Web Technology

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Q:

What are major types of networks and explain?

Answer

Server-based network: Provide centralized control of network resources and rely on server computers to provide security and network administration.


peer-to-peer network: computers can act as both servers sharing resources and as clients using the resources.

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Q:

Which method is used to draw an image on the canvas?

Answer

drawImage(image,x,y) method is used to draw an image on the canvas.

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Subject: Web Technology

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Q:

What are the different web browser tools available to accelerate the speed of the web page?

Answer

- Web accelerators are used to increase the loading of the web page faster and by providing extra features of caching, etc. 


- There are tools that are provided like internet accelerator of browser accelerator that provides security from the spyware and adware programs. 


- The security from the programs are required as they are harmful for the computer and the tools uses the strategies of pre-caching in which the data is automatically cached and when the website is opened again then the fetching is being done from the place where the content is saved. 


- Registry tweaks are used to improve the performance offering the risk management techniques for downloading the resources.

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Subject: Web Technology

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Q:

What is the impact of declaring a method as final?

Answer

A method declared as final can't be overridden. A sub-class can't have the same method signature with a different implementation.

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Subject: Java

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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 do you know about Intents?

Answer

- Notification messages to the user from an Android enabled device can be displayed using Intents.


- There are two types of Intents - Explicit Intent, Implicit Intent.


 


Implicit Intent:


- In case of Implicit Intent, an intent is just declared. 


- It is for the platform to find an activity that can respond to it.


- Since the target component is not declared, it is used for activating components of other applications.


 


Explicit Intent


- Explicit intent specifies the particular activity that should respond to the intent. 


- They are used for application internal messages.

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Q:

How do we enhance the functionality of the reports in BO?

Answer

You can format the BO Reports by using various features available. You can turn the table reports into a 2-Dimensional or 3-Dimensional charts. You can apply an Alert to show some data in a different format , based on some business rule. You can also create some prompts, which will asks user to give some input values before seeing the reports, this way they will see only filtered data. There are many similar exciting options available to enhance the reports.

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