14 Sep 2023
Computer Sciences and Information TechnologyData Integrity Constraints
Data integrity means the completeness and correctness of data in a database
warehouse. To implement data integrity, one has restricted or constraints data
values, which users may insert, update or delete in a...
14 Sep 2023
Computer Sciences and Information TechnologyConcepts of Information Technology
Access, availability and security of health information in health institutions
are of paramount importance. Therefore health institutions have the
responsibility of developing systems that will facilitate appropriate...
14 Sep 2023
Computer Sciences and Information TechnologyYour life is somewhere in a database
Your life is somewhere in a database
A heated debate has been witnessed over the recent years on the level of
confidentiality records of various individuals are being handled with. There
are different views among...
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14 Sep 2023
Computer Sciences and Information TechnologyVirtualization in the Cloud Computing World
Question 1
Buyya, Yeo, Venugopal, Broberg & Brandic (2009) suggest that when an
organization's strategy calls for the use of SaaS, PaaS, or IaaS, the It
department should answer the following questions: is your...
14 Sep 2023
Computer Sciences and Information TechnologyPublicly Open Data Sources
Publicly available data is open for anyone to access, modify, reuse and share.
It is created by the government, agencies, and independent organizations for
free and easy access. It is a boost to business and also...
14 Sep 2023
Computer Sciences and Information TechnologyCRUD Operations in PHP MySQL Databases
CRUD (Create, Read, Update, Delete) describes the four functions critical to
implementing a storage application (Soni, 2018). These functions work on a
persistent storage where data can be permanently stored, such as...
14 Sep 2023
Computer Sciences and Information TechnologyFunctions of DNS and DHCP in Windows Server 2012
In order to install and configure the DNS, there is the need to install the
DNS server role onto the Windows Server 2012. Server manager is utilized in
the addition of a new role onto the Windows server 2012. To...
14 Sep 2023
Computer Sciences and Information TechnologyPrivacy Issues with Digital Data
The current technological advancements have greatly enhanced the rate at which
individual data and information can be stored and traced with ease. Any
confidential data that is stored in the digital framework is very...
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14 Sep 2023
Computer Sciences and Information TechnologyThe Applications of Excel in the Daily Lives
Excel is known for complicated features used mostly by accountants. However,
this Microsoft software can be used in simple and daily activities such as
stock checking, time management, and expense calculation. Today,...
14 Sep 2023
Computer Sciences and Information TechnologyHow to Retrieve Information Using SQL
Entity-Relationship (E-R) Model
E-R refers to a design of a data collection that can be structured to a
database. It uses a diagram to describe the structure of a database by showing
the connection between...
