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131 > Midterms | Information Science and Information Technology > Flashcards

Midterms | Information Science and Information Technology Flashcards

1
Q

General term that describes how you produce, manipulate, store, communicate, and disseminate information

A

Information Technology (IT)

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2
Q

IT covers any form of (1), that is, any (2) or (3) used by a company, institution, or any other organization which handles information

A
  1. technology
  2. equipment
  3. techniques
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3
Q

Incorporates computing, telecommunication technologies, and includes consumer electronics and broadcasting as it is getting more and more digitalized

A

IT

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4
Q

IT involves the use of 2 major technologies

A
  1. Computer Technology
  2. Communication Technology
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5
Q

Combines hardware of computers and computer-controlled devices with softwate to support training technology

A

Computer technology

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6
Q

Examples of software (comp technology)

A
  1. Operating systems
  2. Authoring tools
  3. Expert systems
  4. Courseware
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7
Q

Most important software that runs on a computer; w/o it, a computer is useless

A

Operating systems

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8
Q

Example of operating systems

A

///

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9
Q

Software application that enable users to create multimedia contents

A

Authoring tools

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10
Q

Example of authoring tools

A

Photo and video editing apps

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11
Q

Uses AI to stimulate judgement and behavior of a human/ organization

A

Expert systems

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12
Q

Educatoinal softwares

A

Coursewares

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13
Q

Devices that use communication technology

A

Telephone
Radio
Mocie cam
TV
Cellphones
Web TV
Internet
etc.

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14
Q

Key elements of Communication Technology

A
  1. MODEM
  2. Communication Media
  3. Communication Networks
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15
Q

MODEM is a contraction for —

A

Modulate/ Demodulate

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16
Q

Process of encoding information in a transmitted signal

A

Modulation

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17
Q

Process of extracting information from the transmitted signal

A

Demodulation

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18
Q

Used to send and receive signals from computers by converting a digital signal from the computer (modulate) into an analog signal

A

Modulate/ Demodulate (MODEM)

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19
Q

Analog signal is transmitted over a/n (1) to a/n (2)

A
  1. communication links
  2. receiving computer
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20
Q

Example of a communication link

A

Internet Service Providers (ISP)

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21
Q

Analog signal must be converted back to a/n (1) (demodulate) for processing by a/n (2)

A
  1. digital signal
  2. digital computer
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22
Q

MODEM can be (1) or (2) to the computer, and transmits data in (3) which will vary depending on the type of (4) used

A
  1. external
  2. internal
  3. bits per second (bps)
  4. technology
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23
Q

Physical components which transmit a media

A

Communication Media

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24
Q

Communication Media

Data transmissions require some part of — to fo the tasks

A

medium

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25
Other communications media
Wire pairs Coaxial cables Fiber optics Microwave Satellite transmission
26
Used to send data using radio frequencies
Wireless transmission
27
Essential tools for devices to communication with each other
Protocols
28
Set of rules for the exchange of data between a terminal and a computer, or between 2 computers
Protocols
29
Layout/ configuration of the connected devices on a network
Topology
30
Common topologies on a communication network
Bus Ring Star Mesh
31
Any device that is coupled to the network components
Host computer end hubs
32
Example of devices ubder communication networks
Hub switches Bridge Routers Gateways
33
Types of Network
Local area network (LAN) Wide area network (WAN) Metropolitan area network (MAN)
34
Smallest network
LAN
35
Largest network
WAN
36
Network that interconnects user with computer resources in a geographic area or region larger than LAN but smaller that WAN
MAN
37
Differentiate types of network according to their use
LAN: buildings like office MAN: city-wide WAN: multiple cities, countries or continents
38
Differentiate types of network according to tansmission speed of data
LAN: High MAN: Average WAN: Low to average
39
all devices ar econnected to a single main cable; has terminated ends
Bus
40
All devices in a closed loop
Ring
41
Connected to a centeral node which can be a hub or a switch
Star
42
When evry devoce is directly connected to one computer (?)
Mesh
43
Uses bus and star topologies to create a network
Tree
44
Connection between a sender and receiver; works on the functionality of the sender and receiver
Point-to-point
45
Stusy of computer and computational systems
Computer Science
46
Simulation of human intelligence
AI
47
Sets of integrated devices that input, output, process, and store data and information
Computer systems
48
Interconnected devices that can exchange data with each other
Computer networks
49
Software components that allow storage, retrieval, updating, and deletion of data in a computer system
Security and database systems
50
Concerned with understanding and improving the interaction between humans and computers
Human computer interaction
51
Deals with the acquisition, processing, and rendering of visual information in different perspectives such as image and videos
Vision and graphics
52
Sets of instructions encoded by a programmer to deliver instructions to the computer to perform and accomplish a task
Programming languages
53
Maintenance o fsoftware applications
Software engineering
54
Application of computer technology to manage biologic information
Bioinformatics
55
Deals with what problems can be solved using an algorithm
Theory of computing
56
Set of command that must be followed by the computer to perform problem-solving operations
Algorithm
57
Computer science includes? (11)
1. Artificial Intelligence 2. Computer systems 3. Computer networks 4. Security and databases systems 5. Human computer interaction 6. Vision and graphics 7. Numerical analysis 8. Programming languages 9. Software engineering 10. Bioinformatics 11. Theory of computing ACCS HVP BSNT
58
Computer applications in radiology also continue to grow
Computer science
59
Computer science - The first large-scale radiology application was (1). - (2), (3), and (4) use computers similarly to the way (1) imaging systems do
1. Computed tomography (CT) 2. Magnetic resonance imaging (MRI) 3. diagnostic ultrasonograph 4. nuclear medicine
60
Involves several disciplines including behavioral science, social science, business, and computer science
Information science
61
Deals with various forms of information and the communication, processing, evaluation, analysis, and storage of information by machines and people
Information science
62
Involves working with computers and enormous quantities of information but focuses on the systems themselves and how they are used, leaning heavily on investigation and research
Information science
63
Information science can be divided into three major ares
1. Information systems 2. Computer Human Interaction 3. Studying Copmuting from a Social Perpective
64
Information systems associated disciplines of study
Opoerations esearch and computer science
65
Computer Human Interaction associated discipline of study
Cognitive studies, communication and psychology
66
Studying computing from a social studies perspective
Economics, science, tecnology, and law
67
Study od human behavior
Behavioral science
68
Study of people as individuals, community, and as a society
Social science

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