Category Archives: Information Technology

Information technology related articles which covers information management systems.

How to erase hard drive securely

Posted on April 14, 2013 by majid

When it gets to the time to return your server to your provider, you need to securely remove your files from your server before returning your server, specially if you have sensitive data in there and you do not want … Continue reading →

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What is ERP

Posted on August 18, 2012 by majid

What is ERP? Enterprise resource planning (ERP) system is defined as an integrated computer-based system which manages both internal and external resources such as financial resources and human resources. This article explains what is ERP and also discusses about its … Continue reading →

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Representational State Transfer

Posted on August 15, 2012 by majid

Roy Thomas Fielding (2002) has defined Representational State Transfer (REST) as an coordinated sets of architectural constraints to increase scalability and decrease latency and network communication traffic in his PhD dissertation. There are three main elements in the REST architecture … Continue reading →

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Distributed Systems

Posted on August 14, 2012 by majid

Distributed systems consists of multiple computers which communicate and coordinate the actions by passing messages to each other. Using distributed systems results in some advantages and its own challenges. One of the main advantages of the distributed systems is to … Continue reading →

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Mobile Computing

Posted on August 13, 2012 by majid

Mobile computing is growing everyday and getting popular. Many people are using mobiles which connect to Internet to browse and perform online tasks using their mobile devices. Users will have access to their data regardless of their physical location. William, … Continue reading →

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Data types and data collection

Posted on August 11, 2012 by majid

What is Data? Data is raw facts, which by manipulating and processing them we will get information. Data can be categorized in four main categories. Data types Discrete data: Numeric variables which values can be recorded. Continuous data: Numeric variables where the … Continue reading →

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CASE Tools

Posted on August 6, 2012 by majid

What is CASE tool? CASE (Computer Aided Software Engineering) tools are used to automate some activity associated with software development in different tasks such as specification, structured analysis, design, coding and testing. CASE tools increase productivity and help producing better … Continue reading →

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Security policy development for SME

Posted on August 5, 2012 by majid

Abstract This article provides explanation for security policy development for small medium enterprises. Information security has three main goals which includes: Confidentiality, Integrity and availability. Donn parker has introduced an alternative to this model by adding three more principals including: … Continue reading →

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Datafollow diagrams and ERD

Posted on August 4, 2012 by majid

Here is a sample proposed system for a hotel reservation system including Datafollow diagrams, ERD and requirements. Functional requirements User Registration Customers can register through the website and provide their information, this makes it possible for their next logon to … Continue reading →

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Information Management Systems

Posted on July 30, 2012 by majid

Information Management Systems Business reasons and the IT capabilities that have led to a move from an emphasis on data processing to information management Introduction Information systems (IS) concept includes activities such as gathering, processing, storing, distributing and using information … Continue reading →

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