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- Question
Explain in brief B2B, B2C, C2B and C2C.
- Correct 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
- 1. What are the privacy and security features being provided by web browsers? Discuss
- 2. How are documents accessed and manipulated in XML? Discuss
- 3. What is difference between HTML and XHTML? Discuss
- 4. How would you automatically transfer your visitors to a new web page? Discuss
- 5. Text/Html is called the __________ of the page
Options- A. content type
- B. MIME type
- C. content type/MIME type
- D. None of these Discuss
- 6. How to upload struts file in DHTML? Discuss
- 7. What is a data binding in AngularJS? Discuss
- 8. What are the core directives of AngularJS? Discuss
- 9. What is factory method in AngularJS ?
Options- A. It generates the facts and figures
- B. It is used to create the service
- C. It is used to calculate the factorial of a number
- D. All the above Discuss
- 10. What is the main reason of using process lifecycle in Android? Discuss
Technology problems
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Correct 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
Correct 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
Correct 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
Correct Answer: - You can do it with the help of meta tag mentioned below:
<META HTTP-EQUIV="Refresh" CONTENT="2"; URL="https://wwwyoursitecom">Place this tag between <HEAD></HEAD> - It will load yousitecom in 2 seconds
Correct Answer: content type/MIME type
Correct 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
Correct Answer: Data binding is an automatic synchronization of data between model and view components ng-model directive is used in Data binding
Correct 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
Correct Answer: It is used to create the service
Explanation:
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);
Correct 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
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