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Chapter 4-6

CGS-2100 Chapter Notes - Chapter 4-6: Tax Preparation In The United States, Microsoft Outlook, Metasearch Engine

Computer Science
Course Code
Melina Vastola

of 20
CGS 2100
Tuesday, February 16, 2016
4:11 PM
Chapter 1
Social Networking- A means in which people use the internet to communicate and share
information among their immediate friends and to meet and connect with others through common
Crisis Mapping Tool - A tool that collects information from emails, text messages, blog posts, and
Twitter tweets and maps them, making the information instantly publicly available.
Digital Divide- The discrepancy between those who have access to the opportunities and knowledge
that computers and the internet offer and those who do not.
Ted.com- Presentation distribution used to help the spread of technological advancements in Africa.
Project Google funded organization that works to give away $10 million to fund publically selected
projects, funding AIMS and NEI.
NEI - The Next Einstein's Initiative focuses its resources on talented mathematical minds in Africa.
AIMS- African Institute for Mathematical Sciences.
Cognitive Surplus- The combination of leisure time and the tools needed to be creative
Web 2.0- Tool's and web based services that emphasize online collaboration and sharing among
Crowd Funding - Asking for small donations from a larger number of people, often using the
Internet, a style of generating capital to start a business through social media.
QR (Quick Response) Codes - Technology that lets any piece of print in the real world host a live link
to online info and video content.
Crowdsourcing - The phenomenon of consumers checking in with the voice of the crowd before
making a purchase.
Collaborative Consumption - Joining together as a group to use a specific product more efficiently.
(sharable bikes)
Spam - unwanted or junk email.
Information Technology (IT) - The set of techniques used in processing and retrieving information.
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Data Mining - The process by which great amounts of data are analyzed and investigated. The object
is to spit significant patterns or trends within the data that would otherwise not be obvious
Computer Forensics - The application of computer systems and techniques to gather potential legal
evidence, a law enforcement specialty used to fight high tech crime.
Augmented Reality- A combination of our normal sense of the objects around us with an overlay of
information displayed.
Affective Computing - A type of computing that related to emotion or that deliberately tried to
influence emotion.
Chapter 2
Computer - A data-processing device that gathers, processes, outputs, and stores data and
Inputs - gathers data or allows it to gather data
Process- It manipulates, calculates, or organize that data into information
Output- It displays data and information In a form suitable to the user
Storage- Its saves data and information for later use.
Data - Numbers, words, pictures, or sounds that represents facts, figures, or ideas; the raw input
that users have at the start of a job.
Information - Data that has been organized or presented in a meaning fashion; the result, or output
that users require at the end of a job.
Processing- Manipulating or organizing data into information.
Binary Language - The language computers use to process data into information, consisting of only
the values 0 and 1.
Binary Digit (bit) - a digit that corresponds to the on and off states of a computer's switches. A bit
contains a value of either 0 or 1.
Byte - 8 binary digits (bits).
Kilobyte (KB) - A unit of computer storage equal to approx. 1k byte
Megabyte (MB)- a unit of computer storage equal to approx. 1 million bytes.
Gigabyte (GB) - approx. a billion bytes
Terabyte (TB) - approx . A trillion bytes.
Petabyte (PB) - 1k Terabyte's
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Hardware - Any part of a computer system you can physically touch.
Software - The set of computer programs or instructions that tells the computer what to do and the
enables it to perform different tasks.
Application Software - The set of programs on a computer that helps a user carry out tasks such as
word processing, sending email, balancing a budget, creating presentations, editing photos, taking
an online course and playing games.
System Software - The set of programs that enables a computer's hardware device and application
software to work together; it includes the operating system and utility programs.
Operating System (OS) - The system software that controls the way in which a computer system
function, including the management of hardware, peripherals, and software.
Tablet Computer - A mobile computer, such as the ipad, integrated into a flat multitouch- sensitive
screen. It uses an onscreen virtual keyboard, but separate keyboards can be connected through
Bluetooth or wires.
Laptop computer ( or notebook) - A portable computer with a keyboard, a monitor, and other
devices integrated into a single compact case.
Netbook - A computing device that runs a full-features operating system, but weighs two pounds or
Ultrabook - A full- feature but lightweight laptop computer that features a low power processor and
solid state drive; it tries to reduce the size and weight to extend battery life without sacrificing
Tablet PC - A laptop computer specifically to work with handwriting- recognition technology
Desktop computer - A computer that’s intended for use at a single location. A desktop computer
consist of a case that houses the main components of their computer, plus a peripheral.
System Unit - The metal or plastic case that holds all the physical parts of the computer together,
including the computers processor (its brains), it memory, and many circuit boards that help the
computer function.
Peripheral Device - A device such as a monitor, printer, or keyboard that connects to the system
unit through a data port.
All in one computer - A desktop system unit that houses the computers processor, memory and
monitor in a single unit (iMac).
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