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53 Cards in this Set

  • Front
  • Back

Data

Raw facts that describe the characteristics of an event or object

information

data converted into a meaningful and useful context

knowledge

skills, experience, and expertise coupled with information and intelligence that creates intellectual resources

knowledge worker

individual valued for their ability to interpret and analyze

Information collected from multiple sources such as suppliers, customers, competitors, partners, and industries to find patterns, trends, and relationships for strategic making

business intelligence

collection of eta sets so large and complex that it becomes difficult to process using current database management tools.. the challenges include capture, curation, storage, search, sharing, transfer, analysis, and visualization

big data

Define management information systems

a business function, like account and HR, which moves information about people, products, and processes across the company to facilitate decision making and problem solving

Name 3 work titles within MIS

CIO (information)- oversees all uses of IT and ensures the strategic alignment of IT with business goals and objectives.



CTO (Technology)- responsible for ensuring the throughput, speed, accuracy, availability, and reliability of IT.



CPO (Privacy)- Responsible for ensuring the ethical and legal use of information

Name 4 categories of computers

- Super computers (read)


- Mainframes (read)


- Servers (read)


- Microcomputers (desktop, laptop, tablet)



read about computer storage (should talk about it in the hard drive section)

read about computer storage

what is moore's law?

computer power will double every 18-24 months

bit

either zero or one

byte

group of eight bits ( or one character )

kilobyte

one thousand bytes

megabyte

one million bytes

gigabyte

one billion bytes

terabyte

one trillion bytes

petabyte

one quadrillion bytes

bytes are measurements for ______ capacity

storage

name 3 facts and functions of a Radio Frequency Identification (RFID)

1. tag and identify mobile objects


2. transmit and receive radio signals


3. Chips are half the size of a grain of sand


Cloud computing

119-122

whats an operating system? (think of what its functions are)

- User Interface


::::::::::::::::::::::::::


- Resource management (managing the use of hardware resources)


- Task Management


- File management (managing data and program files)


- Utilities and other functions (providing a variety of support services)


Name 5 programing languages

Java, C, C++, Python, HTML

(primary storage) Memory storage device, which typically carries random access, meaning you can access all memory on the computer at equal speeds

Semiconductor memory

Name the levels of computer storage from primary to secondary (think of the storage pyramid)

Semiconductor memory


Magnetic disks


Optical disks


Magnetic tape

Name 4 software classifications, and define them.

1.Custom Software - developed within the organization, for the organization.


2. COTS - Commercial off-the-shelf


3. Application service providers - companies that own, operate and maintain application software and computer system resources.


4. apps - found in iOS and android operating systems

definie telecommunications

the exchange of information over networks

Name two reasons why we conduct telecommunications:

1. share data - between computers: email, file sharing, backup


2. Share peripheral devices - printers, internet connections



twisted pair

Similar to phone wire

Coaxial cable

Like cable tv wire (thick or thin)

name 4 qualities of Fiber optics

1.glass/plastic fiber


2.using light


3. greater bandwidth


4. Greater repeater spacing

name three disadvantages of wireless technology

1. lower speeds


2. higher costs


3. higher security risks

name 3 advantages of wireless technology

1. don't need cabling!


2. mobile


3. convenient for hand-held devices

read about networks (chapter 7)

read about networks (chapter 7)


definition:



Voice over IP (as opposed to an internet service provider)

using an internet connection to pass voice data (telephone calls)



Example: Skype

what is an example of a single user database

Access

What is an example of a client/multi-user database?

SQL, Oracle

Inductively list off the data components.

character, field, record, table, database, database management system

within the fundamental data components, what is a field?

The smallest or basic unit of information. Data elements can include a customer's name. address, email, etc.

When using access, a table...

defines field characteristics, and also gives you the option to set a primary key (gives each entry a unique quality)

when using access "forms" are used to..

enter data

when using access,"reports" are used to

present data

When using access, "query" is a function that helps in the ..

selection of data (sequencing may be important)

when using access, "relationships" shows

connections between tables

what does a data warehouse do? (name 2 functions)

1. stores data that has been extracted from the operational, external and other databases


2. data has been cleaned, transformed and cataloged.

Data warehousing is used by managers and professionals for (name 2 things)

1. market research


2. business analysis

Definition: Data in data warehouse are analyzed to reveal hidden patterns and trends

data mining

Read about data resource management (6)

read about data resource management (6)

definition: conntects a group of computers in close proximity, such as an office building, school, or home

LAN (local area network)

definition: spans a large geographic area such as a state, province, or country. An example of this would be the internet.

WAN (wide area network)

Definition: a large computer network usually spanning a city. Most colleges, universities, and large companies that span a campus use.

MAN (metropolitan area network)

what is a server?

a computer dedicated to providing information in response to requests

What is referential integrity?

Enforcing referential integrity assumes two or more tables have a parent to child relationship. For the child or detail record to exist, then you must have a parent or master record.