chapter review questions Flashcards
What is a network?
a group of two or more devices or computers connected together for the exchange of information and for the sharing of resources.
What is internet?
an internet (lowercase āiā) is any group of linked computer networks.
What are the four types of networks?
- personal area network (PAN)
- local area network Lan
- wide area networks
- internets
What is internet protocol?
(IP) specific software used by the Internet to communicate. An IP address is a number assigned to all connection devices.
What is a server?
where data on the Internet is stored.
What is packets?
transferred data from one network to another through this hardware.
What is a router?
transferred data from one network to another through this hardware.
What is a static IP address?
an IP address that is assigned permanently.
What is dynamic Ip address?
a new address is assigned each time a connection is made.
What is domain name system?
translates characters used in IP addresses (either IPv4 or IPv6 format) into words.
What is TCP/IP
stands for Transmission Control Protocol/Internet Protocol. TCP refers to how software applications communicate across networks. IP refers to how to address and route data packets.
What is world wide web
(WWW or the web)is an interconnected system of webpages
What is hypertext transfer protocol
(HTTP) governs the transfer of data between a client and server computer.
What is uniform resource locater?
(URL) is the address of a resource on the web.
What is hyper text markup language?
(HTML) is a commonly used format for publishing web documents and content.
What is web 2.0
the second-generation Internet, based on interactivity and dynamic content.
What are the key features of web 2.0
Interactivity
Folksonomy
User participation
Software as a service SaaS
What is web 3.0
the next evolution in the web and will include many features and tools to allow better use of webpages, smartphone apps, and IoT.
What is internet of things?
(IoT) combines connected devices with automated systems that gather data, analyze the data, and convert the data into usable information.
What is geopgraphic information systems?
(GIS)capture, analysis, use, and management of spatial location information to create maps and 3D scenes.
What are the benefits of Cloud computing?
- flexibility
- Cost savings
- Collaborations
- Disaster recovery
what are the disadvantages of cloud computing?
Downtime
Security
Limited control
Vendor agreements
what is cloud development model
a framework that includes storage capacity, accessibility, computing requirements, and network requirements.
What is community cloud?
infrastructure designed for exclusive use by a specific community of consumers.
what is public cloud?
infrastructure is provisioned for open use by the general public and these are often used for file sharing and email.
What is a content delivery model?
(CDN) geographically distributed network server groups that work together to deliver web content to users.
What is cache?
a storage location where active data is placed to make it easier to access.
What is web services?
a set of software technologies that exchange information with each other using standardized web communication protocols and languages.
What is platform as a serivce?
(PaaS) providers offer hardware and software tools needed for application and software development via the Internet.
What is infrastructure as a service?
(IaaS) an instant computing infrastructure composed of processing, data storage, and other resources provided by a vendor.
What is a serverless computer?
occurs when a Cloud service provider offers backend services on an as-used basis.
what is cloud services security?
(Cloud security) includes policies, procedures, controls, and hardware that work together to ensure that Cloud-based systems are secure.
What is a virtual private network?
(VPN) hides your IP address by running your communications through a secure network.
what is a block chain?
stores transaction data in blocks that are linked together to form a chain.
what is cyrpto currency?
digital currencies that only exist on computers without any intermediary such as a bank or other financial institution.
who was john locke?
John Locke 1632- 1704- John locke is considered the father of liberalism. He developed the labor theory of property
who was adam smith?
Adam Smith 1723-1790- Considered the father of economics. He developed prinicpeles of labor division and free enterprise as the keys to an individuals wealth.
Who was frederick taylor?
Father of scientific management. Wrote a book called the principles of scientific management.
who was henri fayol?
Henri Fayol 1841-1925-
Was a frenchy engineer who delveloped principles of administration. Determined five major roles for managers
who was max weber?
Published the book puritan ethic and the spirit of capitalism in 1905 which aruges the basic tenents of protestantism. Wrote the nine principles of how organizations should be organized.
what are main fram computer?
initially used by businesses for reliable transaction processing systems
what is a client server network?
commonly used in businesses today with a server designed for a specific purpos
What is a POS or point of sale system?
cash registers, square payments
what is Decision Support system DSS
assist middle managers with organizational processes when a large number of inputs are changing rapidly.
What is the bullwhip affect?
(also known as the Forrester effect) a small error in demand forecasting can result in large errors in inventory and production.
What is a marketing information system?
(MKIS) integrate numerous processes related to marketing management into a single computer system.
What is a learning management software?
LMS) used to manage academic processes at nearly all large educational organizations.
what is enterprise resource planning?
incorporates a suite of business applications into a unified system.
What is an executive support system?
(ESS) software (or Executive Information System software, EIS) is used to extract enterprise data and transform it into executive-level reports.
What is flex time?
allowing employees to control their work schedules through flexible start and stop times.
What is a database?
a collection of data organized in a manner that allows a computer to quickly search for and retrieve information.
Database management systems (DBMS)
:used to store and classify information.
What is data reduncy?
duplication of data in a database.
What is data inconsistency?
when data is changed in one place in a database but not changed everywhere that data exists or changed incorrectly.
What is data security?
keeps data and users from identity theft, data leaks, and the misuse of data.
What is record
a row in a database table that includes a collection of fields.
What is a field?
a column in a database table that represents a characteristic of something or someone.
What is a foreign key?
is a field linked to another tableās primary key field in a relationship between two tables in a database.
what is a primary key?
unique to each item in each row in a database.
What is referential integrity?
the accuracy and consistency of data within a table relationship.
What is a column?
a column in a database table that represents a characteristic of something or someone.
What is data dictonary?
a file or set of files containing a databaseās metadata.
what is a form?
used to control how data is entered into a database
What is a report?
a way to view, format, and summarize the information in a database.
What is SQL
(structured query langauge) the standard programming database language used for human interface and communication with relational databases.