Category: Tech & Engineering

Table of Contents Introduction A Brief History of DSS Decision Support Systems Effectiveness of the system Reference List Introduction A decision support system is a form of a management information system (MIS). Other MIS methods include transaction processing systems and operations information systems. Management information systems are computer programs that provide the management in any…

Table of Contents Access, Install, Setup, and Run Wireshark Value for a Cybersecurity Expert Lessons Learned and Best Practices Post about Wiki References Access, Install, Setup, and Run Wireshark Wireshark is a security tool that was initially developed at the end of the 20th century. It was regularly upgraded, and the last release became available…

Table of Contents Gasoline Engines Gas Engine (Spark Ignition) Oil Burning Diesel Engines Gas Diesel Engines Dual-fuel diesel Engines References There are various internal combustion engines in existence. These engines are usually categorized according to their physical layout (inline/ straight, flat/ boxer, V, and W), the number of cylinders they contain (single, twin/ two, four,…

Table of Contents Introduction Activities to Estimate Resources and Durations in Project Management Milestones for the Project Assigning Personnel to Project Activities Conclusion Reference List Introduction Available literature demonstrates that a project schedule is a fundamental constituent of any project management activity, issues of size or scope of the project notwithstanding. Indeed, as noted by…

The interview was conducted with R. S., a fire inspector at Portland Fire & Rescue in Portland, Oregon. Mr. S. answered a few of the questions below. What is the most common disorder you must deal with? Improper placement of fire extinguishers. What incidents are the most difficult to deal with? Blocked passage to the…

Table of Contents A Prototype of An Autonomous Un-Guided Vehicle Indoor operating environment Outdoor operating environment Hazardous operating environment Summary References A Prototype of An Autonomous Un-Guided Vehicle Autonomous un-guided vehicle is a driverless system coordinated by controlling software. It is designed to detect the brightest light spots, overcome obstacles, and recharge its batteries on-the-go.…

Table of Contents Introduction Discussion Conclusion References Introduction Two of the highest risks to security in organizations are data breaches and distributed denial-of-service (DDoS) attacks. Data breaches occur when an unauthorized person or entity gains access to an organization’s sensitive data, such as customer information or financial records. A DDoS attack is when attackers flood…

The development of an appropriate project life cycle in the oil and gas industry depends on the implementation of stages that should be completed to guarantee the project realization (Davidsen, Sterman, and Richardson, 1990; Key concept overview, 2015). These stages present the fundament for the development of the appropriate work breakdown structure (WBS) (Berends, 2007).…

Table of Contents Introduction Online Transaction Processing (OLTP) Online analytical processing (OLAP) Data dictionary Integrity constraints Conclusion References Introduction Quite a number of businesses have adopted the use of information systems in the recent past in a bid to shun data loss and enhance service delivery. This has then resulted to the creation of databases.…

Table of Contents Waterfall model Parallel development V-model Iterative development System prototyping Throwaway prototyping Extreme programming References The Systems Development Life Cycle (SDLC) is a conceptual model for IT specialists to institutionalize system development through the conventional phases of planning for defining system development resource requirements, analysis for determining end user requirements, and design for…