Interview Questions

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

- 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.

Most companies grasp the potential value of successful business intelligence applications. However, a common challenge that IT professionals encounter is how to find successful BI application that are adopted by users and make a positive impact on the organization and on the bottom line. It can be difficult to structure effective BI project teams, select the right BI application, manage business-IT communications and measure BI success. BI is robust application, developing and optimizing successful BI application is always a challenge which involves structuring BI teams and managing business-IT communication.

The elements of JavaScript are accessed by their names. By default the browser is accessed by the element ‘windows’ and the page by ‘document’. The corresponding element has user defined names for forms and its elements. For example

var pwd = windows.document.frmLogin.password.value;

assigns the value of the password field of the form fromLogin in the current document, where password is the name of the element and frmLogin is the name of the form. Like wise any form element is accessed.

This is one of the trickiest questions in the world of interviewing, as it pits two morals against each other − Loyalty verses Honesty.

In such cases, try to give an answer that’s as diplomatic as possible, like − I will never do anything that could cast a shadow on the company’s image and reputation. I will always consult with my seniors before taking a decision, so that they can guide me with their expertise and level of experience.

BlackBerry is nothing but a handheld wireless device that is just like a two way pager.

It supports the features like mobile telephone, push e-mail, text messaging, web browsing, internet faxing.

In addition to these, all types of wireless information services and multi-touch interfaces are also included. 

There are two modes of operations that are necessary to run depending on the value returned by the startcommand(). The modes are as follows:
-  START_STICKY: this mode is used for the services that are explicitly started and stopped according to the need and the requirement of the user.
- START_NOT_STICKY or START_REDELIEVER_INTENT: this service mode is used for services that are running only when the processing command sent to them. That means these run on the basis of the command that is passed to them by giving the instruction of execution.
- Clients uses the Context.bindService() that is used to get the persistent connection for a service. To create a service that is not already running the command onCreate is used.

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.