IT for Business: Database Management System, Data Cleansing, Data Warehouse, Blogging, Intranets and Extranets

This article discusses the importance of Database Management System, Data Cleansing, Data Warehouse, Blogging, Intranets and Extranets in IT for Business. It explains the functionalities of each of these systems and how they can be used to enhance business operations. The article also highlights the benefits of blogging and how it can be used for advertising and marketing. The subject of the article is IT for Business and it does not mention any specific course code, course name or college/university.

IT for Business
Name of the Student
Name of the University
Authors Note

Table of Contents
Answer to question 1.......................................................................................................................1
Answer to question 2.......................................................................................................................1
Answer to question 3.......................................................................................................................1
Answer to question 4.......................................................................................................................2
Answer to question 5.......................................................................................................................2
References........................................................................................................................................3

Answer to question 1
Database management system has the capability to wide range of works ranging from
linking records, structuring files to storing of data. For instance, the Census.gov is one of the
website that comes with an integrated database (Laudon and Laudon 2016). It is the database
management system that enables the users to keep track of the demographic data.
Answer to question 2
Data cleansing involving the necessary modification of data to make sure that the data is
accurate and the correct to the knowledge, after that the data is stored in the database in the data
warehouse (Postma et al. 2017). It ensures that the data warehouse contains the updated and the
accurate data.
Answer to question 3
A data warehouse is the non-volatile, integrated, subject-oriented and integrated
collection of data that aids in decision making. Basically a data warehouse is the copy of
transactional database and it mainly aims for structured query and the analysis.
Transactional database is the relational database that comes with normalized data
whereas the transactional database comes with demoralized table, the transactional database is
highly volatile and it has been designed to manage the business transactions whereas the data
warehouse is non-volatile (Laudon and Laudon 2016). The data warehouse requires periodic
updates. Data warehouse is generally the OLTP whereas data warehouse is mainly used for the
analysis.

Answer to question 4
Blogging mainly involves the information associated with particular website and the blog
is published in the World Wide Web (Postma et al. 2017). There are several genres of blogging,
they can be personal blogs, they can be niche blogs, they can be media blogs, they can be
freelance blogs as well. Moreover there are professional bloggers.
Blogging helps in advertising and marketing of any particular product. Any individual or
any enterprises can enhance their brand value with the aid of blogging.
Answer to question 5
Intranets are secured and private network and intranet is utilized for sharing information
efficiently within an enterprise. The primary objective of intranet is to simplify the
communication among people (Laudon and Laudon 2016). It also facilitates collaboration as
well as document sharing for the people within enterprise.
Extranet is a private network, the extranet uses the internet technology along with that
telecommunication system to share business’s operations with the customers, vendors, suppliers
and other business activities.

References
Laudon, K.C. and Laudon, J.P., 2016. Management information system. Pearson Education
India.
Postma, J.L., Lazaridis, M., Griffin, J.T. and Infanti, J.C., BlackBerry Ltd, 2017. Information
system with detachable information module.