CBSE Notes for Back-End Database Class 12 Notes The back-end, also called the server side, consists of the server which provides data on request, the application which channels it, and the database which organizes the information.For example, when a customer browses shoes on a website, they are interacting with the front end. After they select the …
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Front-End Interface Class 12 Notes
CBSE Notes for Front-End Interface Class 12 Notes A front end is the graphical user interface of a computer that makes it easier to use. For example, MicrosoftWindows 3.11 was a front end for the MS-DOS command line. Before Windows, the user had to memorize a series of commands to perform tasks on the command line that made computers difficult for most …
Integrity Constraints and Tables Class 12 Notes
CBSE Notes for Integrity Constraints and Tables Class 12 Notes 1) Integrity Constraints are used to apply business rules for the database tables. Theconstraints available in SQL are Foreign Key, Not Null, Unique, Check. … 2) The constraints can be specified after all the columns are defined. This is called table-level definition. Please refer Integrity Constraints and Tables Class 12 …
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SQL Functions and Table Joins Class 12 Notes
CBSE Notes for SQL Functions and Table Joins Class 12 Notes SQL is a language that enables you to create and operate on relational databases, which are sets of related information stored in tables. Tables are created with the CREATE TABLE command. When a table is created, its columns are named, data types and sizes …
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Fundamentals of Database Class 12 Notes
CBSE Notes for Fundamentals of Database Class 12 Notes Database is a collection of different kinds of data which are connecting with some relation. In different way, it is a computer based record keeping system. The collection of data referred to as a database. Purpose of Database :Years ago, for keeping record, a typical file-processing …
HTML and XML Class 12 Notes
CBSE Notes for HTML and XML Class 12 Notes 1. HTML is designed to display data and hence, focussed on the ‘look’ of the data, whereas XML is designed to describe and carry data and hence, focuses on ‘what data is’. 2. In HTML tags are predefined, while in XML, tags can be created as …
Web Application Development Class 12 Notes
CBSE Notes for Web Application Development Class 12 Notes World Wide Web is an example of an information protocol/service that can be used to send and receive information over the internet. It supports: • Multimedia Information (Text, Movies, Pictures, Sound, Programs etc…) • Hyper Text Information 😦 Information that contains links to other information resources)• …
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Accessing MySQL Database Using ODBC/JDBC Class 12 Notes
CBSE Notes for Accessing MySQL Database Using ODBC/JDBC Class 12 Notes Start the ODBC manager. … Ensure that the MySQL ODBC driver is installed on the machine by clicking the Drivers tab. Next click the either User DSN or System DSN tab to create a DSN. To add a new data source, click the Add button and select MySQL/Connector ODBC from the list. Please refer Accessing MySQL Database Using ODBC/JDBC Class …
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Inheritance Class 12 Notes
CBSE Notes for Inheritance Class 12 Notes Inheritance: Inheritance is the capability of one class to inherit properties from an existing class. Inheritance supports reusability of code and is able to simulate the transitive nature of real life objects. Please refer Inheritance Class 12 Notes for more information.
GUI Programming and Access Specifier Class 12 Notes
CBSE Notes for GUI Programming and Access Specifier Class 12 Notes In this chapter we shall be revising the JAVA GUI programming concepts using Swing API through NetBeans IDE.Java GUI applications are created through RAD tools with Classes, Object and methods etc. Please refer GUI Programming and Access Specifier Class 12 Notes for more information.
CBSE Revision Notes 