Essay About Computer Systems And Collects Data

It Applications and Hardware/software Components
Associate Level MaterialAppendix CIT Applications and Hardware/Software ComponentsIn your own words, describe how the following IT applications and hardware/software components are used in business. Transaction Processing SystemsIt stores and collects data used during transactions and controls decisions that are needed for the process. The activity that changes the stored data decisions such as using the option of using a credit card, using credit or debit, making a cash withdrawal at an ATM or receiving cash back.Knowledge Management SystemsKnowledge management is a system for applying principles using knowledge management. In which the business productivity includes data-driven objectives, a competitive business model, business intelligence analysis and more.Expert System and Artificial IntelligenceSome expert systems are designed to replace human experts while others are designed to assist them. Expert systems had the most impact in artificial intelligence, used in finances, customer service, transportation and aviation, written and telecommunications,Enterprise Resource Planning SystemsOften a manufacturer company may manage the process and integrates the important parts of its business. This type of management information system integrates areas in planning, purchasing, inventory, sales, marketing, finance, human resources, etc.E-Commerce SystemsBy using the internet, it enables a company or individual to conduct business over a network electronically. E-commerce primary four markets operates in business-to-business, business to consumer, consumer to consumer and consumer to business. It is an advanced form of mail-order purchasing through an online catalog where any product or services such as eBooks, download music, clothing, supplies, financial services and car rentals, etc.Legacy systemsRefers to computer systems that are outdated, programming languages or software application are used instead of available upgraded versions because it cost too much.Mainframe computersMainframe computers are used by large businesses and for scientific purposes as ultra high-performance mainframe computer made for high-volume, processor-intensive computing.MicroprocessorsA microprocessor primary function is to take input, process it and then provide the appropriate output through a tiny electronic chip found inside a computers unit central processing and can be found in other electronic devices.PCsIt is an individual personal computer.Network computersA network is when two or more computers connect to each other which purpose is to enable resources such as file sharing, documents, and information between multiple systems. Computer networks connected through Ethernet cables, such phone lines and using wireless networking cards sends and receive data through the air.World Wide Web and InternetUsing (www.) is considered the world wide web, which consists of pages that access the Web browser. The actual network is the Internet where all the information resides.Wired and wireless broadband technologyWireless broadband may be either fixed or mobile. The service data and high-speed Internet is wireless broadband delivered through a wireless local area network device in permanent locations, such as in the homes and offices. Ethernet cables are use for wired broadband, which may connect to another computer or router. PC softwareComputer software gives instructions or data within a program.Networking softwareNetworking software applications are designed to help set up, manage, and monitor computer networks of all sizes, from the smallest networks to the largest enterprise networks.Computer security softwareSecurity software for a computer or network that protects it from virus or Trojans includes antivirus, encryption, firewall and spyware removal software.