Term
Information Technology
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Information Systems |
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Definition
IT: technology based tools that support the needs of the organization
*include hardware and software
IS: the coordination of IT with data, people, and processes to acheive a goal
*include procedures and people
DATA IN MIDDLE
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Term
| CPU def and corresponding components (2) |
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Definition
CPU: central processing unit that interprets and executes computing tasks
* contains control unit which is responsible for the input devices and secondary storage devices
* contains arithmetic logic unit which is responsible for the communication and output devices
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Term
| name the cpu speed factors and how they are measured |
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Definition
clock speed, word length, bus width, parallel vs serial
megahertz (millions)
gigahertz (billions)
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Term
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Definition
the speed of the internal clock of the cpu that sets the pace at which operations proceed
deals with number of cycles |
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Term
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Definition
| number of bit cycles (0s and 1s) that can be processed by the cpu at one time |
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Term
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Definition
size of internal electronic pathway which bits are sent on
the longer the bus width the more info can be sent |
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Definition
parallel can send multiple bits accross a path
serial can send sequential bits across a path |
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Term
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Definition
¢ The computer’s main memory, which consists of the random access memory (RAM), cache memory, and the read-only memory (ROM) that is directly accessible to the CPU
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Term
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Definition
¢small amount of very fast memory within the cpuand generally is frequently accessed memory and does not need to be retrieved from the ram => expensive and limited in size
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Term
Random access memory
(RAM) |
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Definition
the primary working memory that stores instructions and data to be accessed by the cpu
it is volatile so goes away when power off |
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Term
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Definition
lVirtual memory allows some of the contents in RAM that haven’t been used recently to be copied into memory or storage on the hard drive. This frees up space in RAM to load and run new applications
lAlternatively, you would have to seriously limit the number of applications you have open at any given time
lHard disk space is MUCH cheaper than RAM, so the cost effective solution is not to just add more RAM
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Term
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Definition
¢A reserved space on the hard drive for virtual memory fluctuates in size (by default) depending on how much additional memory the system needs
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Term
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Definition
read only memory
nonvolatile primary storage
used to boot device and operating system |
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Term
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Definition
controls application software and manages hardware devices
It is the most important piece of software
Other software goes on top of the OS
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Term
Utility software
vs application software |
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Definition
utility provides added functionality to the OSex. crash proof, encrypt data etc
application supports specific tasks ex. browser, email etc |
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Term
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Definition
| information collected from multiple sources, such as suppliers, competitors, customers, and industries that analyzes patterns, trends and relationships used for strategic decision making |
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Term
| management information systems |
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Definition
¢A business function that moves information through the organization to facilitate decision making and problem solving
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Term
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Definition
¢A leadership plan to achieve a specific set of goals and objectives
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Term
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Definition
¢A feature of a product or service that customers value very highly or more highly than they do for similar features provided by their competitors
lCould be a unique product or service
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Term
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Definition
¢The process of gathering information about the competitive environment to improve the company’s ability to succeed
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Term
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Definition
¢Occurs when an organization can significantly impact its market share by being first to market with a competitive advantage
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Term
| competitive strategy chart |
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Definition
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Term
| value chain activities primary and secondary |
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Definition
activities add value to a product
primary=> aquire raw materials, manufacture, deliver, market etc
secondary=> firm infastructure, HR, etc |
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Term
| the six step decision making process |
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Definition
¢Problem identification=> key problems affecting the business?
¢Data collection=> why certain processes arent working
¢Solution generation=> what types of solutions might you implement
¢Test your solutions=> compare different answers and methods
¢Select your solution
¢Implement solution
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