Question 1

The arranging of data in a logical sequence is called

Accepted Answer

The process of arranging any items in a systematic manner in a logical sequence is called as Sorting. It can be of two types : 1. Ordering Arranging items following some criterion like ascending or descending order 2. Categorizing Grouping items with similar properties together.

Question 2

What is the use of 'pretty printer' ?

Accepted Answer

To format the ABAP code 'pretty printer' is used

Question 3

When do we use End-of-selection ?

Accepted Answer

End of the selection event is mostly used when we are writing HR-ABAP code In the HR-ABAP code, data is retrieved in the start of selection event and printing on the list and all will be done at the end of the selection event

Question 4

What is a prompt box?

Accepted Answer

A prompt box allows the user to enter input by providing a text box

Question 5

Text/Html is called the __________ of the page

Accepted Answer

content type/MIME type

Question 6

How would you automatically transfer your visitors to a new web page?

Accepted Answer

- You can do it with the help of meta tag mentioned below: Place this tag between - It will load yousitecom in 2 seconds

Question 7

What is difference between HTML and XHTML?

Accepted Answer

The differences between HTML and XHTML are: - HTML is application of Standard Generalized Markup Language(SGML) whereas XML is application of Extensible Markup Language(XML) - HTML is a static Web Page whereas XHTML is dynamic Web Page - HTML allows programmer to perform changes in the tags and use attribute minimization whereas XHTML when user need a new markup tag then user can define it in this - HTML is about displaying information whereas XHTML is about describing the information

Question 8

How are documents accessed and manipulated in XML?

Accepted Answer

The XML DOM (document object model) is used the access and management of xml It is a platform that is language neutral and allows a program or a script to dynamically access a document It also allows the updation of content as well as the structure and style of the document It is responsible for the defining of the object and properties of all xml elements as well as to define the methods for their access There are various methods that can be used in xml dom such as: - getElementsByTagName: used to call a specific user defined tag - setAttribute: used to change the value of an existing attribute - appendChild: used to add a child node to another node

Question 9

What are the privacy and security features being provided by web browsers?

Accepted Answer

- Web browser supports HTTP secure method that allows more security for the sites that are involved in day to day basis transaction - Security offers quick and easy way to remove the unwanted material or the things that are stored without permission like cache, cookies and history - Security is being provided by the use of blockers that blocks unwanted access to the websites from the outside - Web browser uses other features like disabling of JavaScript and pop up blockers to block any unwanted scripts or messages to run on the system - Web browser also uses the security concerns in regard of blocking the access to the secure sites that provides money transfer facilities, etc

Question 10

Explain in brief B2B, B2C, C2B and C2C.

Accepted Answer

- B2B (Business-to-Business) : In B2B, companies transact with each other This includes the companies selling their product to wholesalers, distributors, etc - B2C (Business-to-Consumer) : This is usually when average businesses transact with the customer This is done through the shopping cart softwares and the amount involved in the transactions is usually low - C2B (Consumer-to-Business) : In this, a consumer places the product on the net The companies willing to buy this product bid for it The comsumer can then decide, depending upon the bid, which company to sell it to - C2C (Consumer-to-Consumer): These kind of transactions are usually done at an individual level Payments can be done with the help of online systems like PayPal

Question 11

How to upload struts file in DHTML?

Accepted Answer

The interface orgapachestrutsuploadFormFile is used for the struts file upload application This interface represents a file that has been uploaded by a client It is the only interface or class in upload package which is typically referenced directly by a Struts application This is not specific to Struts in case of DHTML but the two things that are needed in DHTML page is: first, the form needs to specify an enctype of multipart/form-data and second an form control of type file Following are the steps to load file in DHTML: - Creating a bean - Writing the ActionClass - Mapping the bean in struts-configxml - Defining actionmapping - Developing the DHTML page

Question 12

What is a data binding in AngularJS?

Accepted Answer

Data binding is an automatic synchronization of data between model and view components ng-model directive is used in Data binding

Question 13

What are the core directives of AngularJS?

Accepted Answer

Following are the 3 core directives of AngularJS ng-app : This directive defines and links an AngularJS application to HTML ng-model : This directive binds the values of AngularJS application data to HTML input controls ng-bind : This directive binds the AngularJS Application data to HTML tags

Question 14

What is factory method in AngularJS ?

Accepted Answer

In general, Services are Javscript functions and are responsible to do a specific tasks. Factories implements module pattern in which we use a factory method to generate an object which is use for building models. It's syntax is module.factory('factoryName', function);

Question 15

What is the main reason of using process lifecycle in Android?

Accepted Answer

The android system will keep all the process that are hosting the services together at one place till the time the service is not started or connected to the client The priority of the process is divided when running low on memory or when the process has to be killed The process lifecycle is as follows: - The service is running currently then the methods onCreate(), onStartCommand(), and onDestroy()methods, will run in the foreground to execute the process without being killed - The service is already started then the process can be considered as less important then the processes that are currently visible and used This is done as there are only few processes that are visible to the users on the screen - The clients are bounded to the services they are providing requires more priority in the execution list - The service that is started uses startForeground(int, Notification)API to allow all the services to run in the foreground state The system considers only the services where the user is still active as the services not to be killed

Question 16

Explain about Blackberry Enterprise Server.

Accepted Answer

BlackBerry Enterprise Server: The BlackBerry handhelds are integrated into the e-mail system of the organization through software BlackBerry Enterprise Server The BES versions are available for MS Exchange, Novell GroupWise and Lotus Domino A connector was made by Google for BES for making BES available for Google Apps A new feature is added which enables to track the current location of an individual through trailateration BES provides handhelds with the connectivity of TCP/IP which can be accessed through a component known as “Mobile Data Service – Connection Service – MDS-CS This allows the development of custom application development using data streams on BlackBerry devices which are based on the Sun JME platform BES also provides network security in the form of Triple DES or AES encryption standard of all data including e-mail and MDS traffic, which travels between the BlackBerry hand held devices and a BES

Question 17

What is 3G?

Accepted Answer

Definition: 3G, known as 3rd Generation, is a standard for mobile / cellular phones It provides the services that fulfill the International Telecommunication Union specifications The application services of 3G include wireless voice telephone, mobile internet access, video calls and mobile television – all in a mobile environment 3G allows simultaneous use of speech and data services 3G provides peak data rates of at least 200 KBits according to the IMT-2000 specification Mobile broadband access of several MBits to laptop computer systems, smart phones is provided by latest 35G, 375G versions 3G standards: UMTS: - Universal Mobile Telecommunications System – One of the 3G mobile telecommunications technologies, also being developed into a 4G technology - Most common form of UMTS uses W-CDMA as an underlying air interface - UMTS also covers Radio Access Network – UMTS Terrestrial Radio Access Network (UTRAN), and Mobile Application Part (MAP) - Users are authenticated via USIM cards (Universal Subscriber Identity Module) CDMA2000 - Also known as IMT Multi-Carrier (IMT-MC), uses CDMA channel access for sending voice, data and signaling data between mobile phones and cell sites - The standards are CDMA2000 IX, CDMA2000 EV-DOR Rev0, CDMA2000 EV-DO RevA and CDMA2000 EV-RevB They are approved radio interfaces for the ITU’s IMT-2000

Question 18

Describe how to step through code in .NET.

Accepted Answer

Steps to step through the code in NET: Start the program in debug mode When the first breakpoint is reached then step through can be done in one of the two ways: Press F10 to move to next line Select debug menu and click on step over This would step over the breakpoint to next level 3 Other options are: “Step Into” and “Step Out”

Question 19

What are the Web Form Events available in ASP.NET?

Accepted Answer

Page_Init Page_Load Page_PreRender Page_Unload Page_Disposed Page_Error Page_AbortTransaction Page_CommitTransaction Page_DataBinding

Question 20

What are the benefits of using of ADO.NET in .NET 4.0.

Accepted Answer

The following are the benefits of using ADONET in NET 40 are as follows: => Language-Integrated Query (LINQ) - Adds native data-querying capabilities to NET languages by using a syntax similar to that of SQL This means that LINQ simplifies querying by eliminating the need to use a separate query language LINQ is an innovative technology that was introduced in NET Framework 35 => LINQ to DataSet - Allows you to implement LINQ queries for disconnected data stored in a dataset LINQ to DataSet enables you to query data that is cached in a DataSet object DataSet objects allow you to use a copy of the data stored in the tables of a database, without actually getting connected to the database => LINQ to SQL - Allows you to create queries for data stored in SQL server database in your NET application You can use the LINQ to SQL technology to translate a query into a SQL query and then use it to retrieve or manipulate data contained in tables of an SQL Server database LINQ to SQL supports all the key functions that you like to perform while working with SQL, that is, you can insert, update, and delete information from a table => SqlClient Support for SQL Server 2008 - Specifies that with the starting of NET Framework version 35 Service Pack (SP) 1, NET Framework Data Provider for SQL Server (SystemDataSqlClient namespace) includes all the new features that make it fully compatible with SQL Server 2008 Database Engine => ADONET Data Platform - Specifies that with the release of NET Framework 35 Service Pack (SP) 1, an Entity Framework 35 was introduced that provides a set of Entity Data Model (EDM) functions These functions are supported by all the data providers; thereby, reducing the amount of coding and maintenance in your application In NET Framework 40, many new functions, such as string, aggregate, mathematical, and date/time functions have been added

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