Chapter 1 Flashcards
What are business practices?
setting practices that should be implemented throughout the work day. (Code of conducts , dress code, etc)
most important part of an information system
people
Information Technology
the study, design, development, implementation, support, and management of computer based information systems particularly software and hardware
Sarbanes Oxley Act of 2002
attempts to protect investors from accounting and reporting fraud
Moores Law
computing power doubles every 18 months
Leaders
aka first adopters are the businesses that are the first to buy new tech
Followers
businesses that do not buy new tech and wait for the leaders to see if there is any advantage
Computer hardware
the tangible or physical part of a computer like circuit boards, chipsets, and keyboards
Mainframe computers
are massive room sized computers that process and store enormous amounts of bulk data and information, typically used by very large organizations like credit card processors who use them for transaction processing and vital applications, they require a huge amount of physical space and have special requirements like specialized ac units and fire protections systems
Midrange computers
(sometimes called minicomputers) are less powerful and smaller in physical size than mainframe computers but do many of the same things but on a smaller scale. small to medium sized businesses who cant afford mainframes can use these in the same way
Micro computers
smaller than mainframes and midrange computers and are so common that they are commonly referred to simply as computers or boxes, they are the least powerful computers in terms of processing and come in 4 typical configurations: desktop, laptop, tablet, and handheld
Desktop/laptop computers
desktops are made to reside on a desk and is not portable, while laptops have the same basic component and are designed specifically for portability
Handheld computers
often referred to as personal digital assistants or PDA’s are compact but far less powerful than desktops or laptops, they contain embedded operating systems and are well suited for a business environment as they are typically used to organize information
Software
is a collection of computer programs that accomplish a specific task
Application software
this software does not work without system software or operating software