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IS 2000 > quiz 1 > Flashcards

quiz 1 Flashcards

1
Q

the speed of a computer doubles every 18 months

A

moores law

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2
Q

cost of data processing

A

essentially 0

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3
Q

Moore’s Law

A

the speed of data increases every 18 months

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4
Q

explosion of data

A

indicates that data created each year is more data than all data created in all past years

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5
Q

process

A

a way of doing something

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6
Q

information systems

A

a collection of components including but not limited to a computer that stores and retrieves data and helps produce information

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7
Q

information

A

meaningful insight that helps employees do their jobs

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8
Q

MIS

A

Management information system

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9
Q

is

A

information system

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10
Q

what is mis/is

A

creating monitoring and adapting processes, information systems, and information to help organizations achieve their strategies

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11
Q

4 non routine cognitive skills

A

Abstract reasoning, system thinking, collaboration, experiment

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12
Q

Abstract reasoning

A

ability to make and manipulate models that serve to solve problems understand complex systems and apply knowlage

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13
Q

system thinking

A

the ability to see the whole not just the parts

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14
Q

Collaboration

A

isnt about being nice also not about being mean working to achieve a goal

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15
Q

experiment

A

making a careful and reasoned analysis of an opportunity envisioning products and solutions

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16
Q

Goals and objectives

A

are determined by its competitive strategy

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17
Q

competitive strategy

A

determines the structure features and functions of every information systems

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18
Q

IT is never the goal

A

it is only the means IT does not produce or sell anything

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19
Q

Porters 5 forces

A

substitutes, new entrants, existing rivals, bargaining power of suppliers, bargaining power of customers

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20
Q

The 4 non-routine cognitive skills that are important for employees are

A

abstract reasoning, systems thinking, collaboration, experiment

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21
Q

Business process

A

is a sequence of activities for accomplishing a function

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22
Q

Activity

A

is a task within a business process

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23
Q

Business process documentation

A

Documentation is very important and is often overlooked/ skipped

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24
Q

BPMN Business process model and notation

A

start- activity-decision- repository- finish

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25
Q

Repository

A

is a collection of something- commonly stored in DB

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26
Q

Swimlanes

A

activities associated with a specific user within the BPMN

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27
Q

BPMN is very similar to workflow diagram

A

makes word documentation much easier to create update and understand quickly

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28
Q

ITS-Project request workflow

A

example of 1 business process that I worked on for 18 months
-the point of BPMN, is it quickly and easily helps people gain a better understanding of a process

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29
Q

System-

A

is a group of components that interact to achieve a purpose

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30
Q

Information system

A

a group of components that interact to produce information

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31
Q

5 Component framework

A

-hardware computer side
-software computer side
-data human side
-procedures human side
-people human side

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32
Q

The procedure is a set of instructions for a person to follow when operating an information system

A

creating an account
Uploading a file
entering data

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33
Q

Structured processes

A

are formally defined standard processes structures processes are commonly used to support day-to-day operations, scheduling shifts, calculations
-steps are fixed the same way every time

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34
Q

Dynamic processes

A

more adaptive and even intuitive can be used to help make decisions

35
Q

BPMN is

A

A form of documentation that shows the flow of the system.

36
Q

Data is

A

recorded facts or figures

37
Q

Structured processes are

A

formally defined, standardized processes

38
Q

A business activity is

A

a task within a business process

39
Q

A procedure is

A

A set of instructions for a person to follow when operating an information system.

40
Q

Information is

A

knowledge derived from data.

41
Q

The easiest component in the 5 component framework to change is

A

hardware

42
Q

An information system is

A

A group of components that interact to produce information.

43
Q

The 5 characteristics of data are?

A

Accurate, timely, relevant, just sufficient, and worth its cost.

44
Q

PAN

A

personal area networ

45
Q

LAN

A

local area network

46
Q

WAN

A

wide area network

47
Q

LAN and wan both have access to the internet

A
48
Q

ISP- Internet service provider- offers various data limits

A
49
Q

Pros and cons PAN

A

-close range of network has defined limits
-Transfer rates are limited
-blue tooth

50
Q

Pros and Cons Of LAN

A

-secure +
-no WAN access -

51
Q

Pros and Cons of WAN

A

-Access to more resources +
-security - less control over security

52
Q

Wireless connections

A

radio waves
microwaves

53
Q

Wired connections

A

ethernet
Fiber

54
Q

Cellular network connections

A

ISP

55
Q

Purpose of databases

A

-keeps track of more than just one type of data
A single list of data with a single theme can be managed in a spreadsheet

56
Q

Multiple themes require a database

A

Students and their grades
Students and office appointments

57
Q

A standard database

A

a self-describing collection of data

58
Q

Characters/byte

A

Just the data typed into a cell
Each letter or number is one character

59
Q

Column

A

Think back to Excel columns
In a Database, these are called fields

60
Q

Rows

A

in a database, these are called records

61
Q

table

A

Individual file that contains multiple rows and columns
One “excel” sheets

62
Q

Relational database

A

databases that carry their data in the form of tables and represent relationships using primary and foreign keys

63
Q

Object-related database-

A

a database in which information is represented as objects. Sometimes known as OODB

64
Q

Metadata

A

data that describes data

65
Q

Database application

A

Forms
Reports
Queries

66
Q

Multi-user processing

A

Lost update problem
Recorded locking (check-in and out)

67
Q

Unique Identifier

A

For BG this is your student ID number

68
Q

book examples of metadata

A

-field name
-data type
-description
-field size
-required
-ect

69
Q

DBMS

A

Database management system

70
Q

database management system

A

software used to create, process, and administer database

71
Q

DBA

A

job/ person responsible for the dbms

72
Q

database applications

A

a collection of forms, reports, queries, and application programs that use the DBMS to process a database

73
Q

who write queries directly against the DB for information

A

IT

74
Q

end-users

A

application that interacts/ performs the functions requested by the database

75
Q

crows foot notation

A

one or zero looks like an O and a 1
one and only one is 2 lines
Zero or many is a triangle then an O
one or many is a triangle and a line

76
Q

normalization

A

converting poorly structured table into multiple well-structured tables

77
Q

NOSQL DBSM-

A

a non-relational database that is used for a system that supports very high translation rates of simple non-relational data structures on many servers in the cloud

78
Q

NoSQL used to store big data

A

data collections that are huge volumes rapid velocity and a great variety

79
Q

In a database, a report is?

A

A view showing the requested data in a structured context.

79
Q

What is a primary key?

A

A column or group of columns that identifies a unique row in a table

80
Q

Metadata is

A

Data to help describe data in a database.

81
Q

A relational database is?

A

A database that carries their data in the form of tables and represents relationships using primary and foreign keys.

82
Q

What is a foreign key?

A

A value in one table that appears as a primary key in another table to which it relates.

IS 2000 (1 decks)

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