Interview Questions

The Application Cache concept introduced by HTML5 means that a web application is cached, and accessible without an internet connection.

There are three advantages of Application Cache:

1.Offline browsing - users can use the application when they're offline

2.Speed - cached resources load faster

3.Reduced server load - the browser will only download updated/changed resources from the server

Every architecture rely on a database that is easy to maintain and gets easily configured Amazon uses the database by the name SimpleDB. This is the database that is used for cloud architecture to track the statuses of the components. The component of the system are asynchronous and discrete, it requires capturing the state of the system so that in any failure the user can easily revert back to its normal configuration. SimpleDB is schema-less database and there is no need to define the structure before the creation of any data. Every controller in the database defines their own structure and link the data to a job.

Encapsulation describes the ability of an object to hide its data and methods from the rest of the world 

With the help of Excel App instance. we can execute a Macro in VB code.

EXcelAppInstance.Application.Run("MacroName")

- A status occurs when image copy on a table needs to be taken

- The table is available only for queries and can not be updated

- COPY PENDING status can be removed by taking away the image copy or by using REPAIR utility

The new attributes provided in HTML5 for <form> are: 

a.) autocomplete

– It specifies if a form or input field should have autocomplete as on or off. 

– If autocomplete is on, the browser is able to fill the values based on the values filled by the user earlier. 

– autocomplete works for following input types: text, search, url, tel, email, password, datepickers, range, and color. 

b.) novalidate

- This is a boolean attribute. 

- When present, it signifies that the form-data should not be validated when submitted.

An Interactive report allows the user to participate in retrieving and present data at each level.while classical report doesn't have access to interact.

PHP is rapidly gaining the popularity and many companies are switching their current language for this language. PHP is a server side scripting language. PHP executes the instructions on the server itself. Server is a computer where the web site is located. PHP is used to create dynamic pages and provides faster execution of the instructions.