Information Management

  Module 6_INFORMATION MANAGEMENT_Blogging_Activity-1 A. XML The acronym XML stands for "extensible markup language." A markup language is a collection of codes, known as tags, that describe the text in a digital document. Hypertext Markup Language (HTML) is the most well-known markup language, and it is used to format Web pages. XML, a more flexible cousin of HTML, enables complicated business transactions to be conducted via the Internet. B. JSON JSON is a standard text-based format for encoding structured data that is based on JavaScript object syntax. It is often used for data transmission in web applications. It is a widely used data format for electronic data interchange, particularly for the interaction of web applications with servers. It's a language-independent data format. C. AJAX AJAX is a set of web development approaches that construct asynchronous web applications by utilizing multiple web technologies on the client side. Ajax allows web applications to tra...

Module 4_INFMNGT LECTURE A. What is SQL? SQL is a language that is used to communicate with databases. We can use it to access and manipulate databases. SQL stands for Structured Query Language , and it is the standard language for relational database management systems, according to ANSI (American National Standards Institute). SQL can be used to insert, search, update, and delete records in a database. It may perform a variety of different tasks, including database optimization and maintenance. Here’s a list of some of the most commonly used  SQL commands : CREATE  – defines the database structure schema INSERT  – inserts data into the row of a table UPDATE  – updates data in a database DELETE  – removes one or more rows from a table SELECT  – selects the attribute based on the condition described by the WHERE clause DROP  – removes tables and databases