Technology Questions

Q:

What is the purpose of overriding toString() method?

Answer

we can override tostring() method to return String representation of our object data

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Subject: Java

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Q:

What are instance variables?

Answer Instance variables are those which are defined at the class level. Instance variables need not be initialized before using them as they are automatically initialized to their default values.
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Subject: Java

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Q:

The model for a record management system might be

A) a rolodex card file B) a business form
C) handwritten list D) All of the above
 
Answer & Explanation Answer: D) All of the above

Explanation:

A Records Management System is a computer program or set of programs used to manage and store records.

 

For example, a hospital record for storing new room, ward , patients, etc...

The_model_for_a_record_management_system_might_be1553926899.png image

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Filed Under: Application Development
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

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Q:

Explain about creating VB applications in excel ?

Answer

User defined functions can be created into the Microsoft spreadsheet. Spreadsheets can be customized according to the user needs by using VB applications. To create visual basic functions useful for spreadsheet you need to click Tools and select Macros where you will need to click on Visual basic editor.

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Q:

What is the importance of Doctype in HTML?

Answer

Doctype tag is not a HTML tag, it is just an instruction that is passed to the web browser to check for the information that is being provided by the markup language in which the page is written. Doctype is sometimes referred as Document type definition (DTD) that describes some rules that has to be followed while writing the markup language so to make the web browser understand the language and the content correctly. Doctype is very important to be placed in the beginning of the HTML and before the <HTML> tag to allow easy rendering of the pages that are used.

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Subject: Web Technology

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Q:

What are PL/SQL cursor exceptions?

Answer

Cursor_Already_Open,  Invalid_Cursor.

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Subject: SQL

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Q:

APK full form in Android?

Answer

APK stands for Android Application Package.


 


Android Package (APK) is the package file format used by the Android operating system for distribution and installation of mobile apps and middleware.

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Q:

What is Data Integration?

Answer

- The process of combining data from different resources.


- The combined data is provided to the users with unified view.


- Information from different enterprise domains are integrated – known as Enterprise Information Integration.


- Useful for merging information from different technologies among enterprises.


- The sub areas of data integration are 


1. Data Warehousing.


2. Data Migration.


3. Master Data Management.

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