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Csci > cscmidterm3 > Flashcards

cscmidterm3 Flashcards

1
Q

hardware

A

computers are the physical embodiment of computation

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2
Q

software

A

programs that instruct the computer needed to implement applications

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3
Q

the experience

A

hardware and software together, a virtual world that doesn?t exist but we experience

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4
Q

software stack

A

series of layers of programs

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5
Q

the oldest form of information technology is

A

recorded technology

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6
Q

transformation

A

enhancing/embellishing digital information (photoediting)

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7
Q

cration of digital media

A

synthetic complexity

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8
Q

virtual reality

A

simulates the physical world (keypads, gps map)

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9
Q

artifical world

A

itunes, facebook, twitter, angry birds, product of human imagination

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10
Q

problems with artificial worlds

A

Privacy concerns, spam, scams,online bullying,stalking

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11
Q

data

A

digital form of information

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12
Q

data is represented as

A

bits (usually 0 and 1)

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13
Q

Sourced Content

A

conent produced for commercial purpose (controlled entirely by organization or person)

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14
Q

Social Content

A

information created by visitors to the site (social networking)

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15
Q

we acces digital information access through WWW is stored as

A

databases and files

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16
Q

Algorithm

A

precise, systematic method for producing specific result

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17
Q

Program

A

bunch of algorithms that have been specialized to a specific set of conditions

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18
Q

Abstract

A

idea or a process that is extracted from some form of information

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19
Q

Generalize

A

express ab udea that applies to many situations, duh

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20
Q

Operationally Attuned

A

ability to be boss at what we know about devices to simplify its use

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21
Q

Feedback

A

is the computer working or still done? Seriously?

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22
Q

Consisten Interface

A

companies resuse the same code in their applications

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23
Q

Clicking Around

A

explore an application the application to see what features are available

24
Q

Blazing Away

A

trying the application in a different way

25
Q

since info is in 0’s and 1’s

A

we can it digital information since it has two DIGITS! WOW!

26
Q

What is an all at once version of copy/pste

A

find/replace

27
Q

Metaphor

A

an icon or image used as representative or symbolic of a computation

28
Q

first desktop?

A

the Alto (70’s)

29
Q

GUI

A

Graphic User Interface

30
Q

what is the metaphor for the computer screen?

A

desktop

31
Q

Synchronous communication

A

when sender and reciever are active at the same time (telephone)

32
Q

Asynchronous

A

when sender and reciever are not active at the same time (aint no body got time for that)(email)

33
Q

What are the 3 communication types

A

broadcast, multicast, point to point

34
Q

Broadcast Communication

A

single sender to many recievers (radio,tv)

35
Q

multi-cast

A

single sender to specific group

36
Q

point to point

A

self explanatory-one on one (telephone)

37
Q

what kind of communtion does is the internet?

A

point to point asynchronous

38
Q

Interactions over the internet use

A

client server interaction protocol

39
Q

IP adress

A

Internet protocol, unique adress for each computer connected to the internet

40
Q

Domain

A

related group of networked computers (.edu)

41
Q

DNS

A

Domain Name System-translates human readable names into four number IP adress

42
Q

If the IP adress is new, the server asks

A

an Authoritative Name Server

43
Q

TLDs

A

Top Level Domains (.edu, .org, .com etc.)

44
Q

IP Packet

A

INDEPENDENT packets of information, they hold one unit of info and can be sent in any order and path

45
Q

WAN

A

Wide Area Network

46
Q

LAN

A

Local Area Network (ethernet)

47
Q

the physical set up for an ethernet network is a wire, optical fiber called

A

a channel

48
Q

What communication is ethenet?

A

broadcast medium for point to point

49
Q

2 ways to connect to internet

A

ISP and enterprise network

50
Q

ISP

A

Internet Service Provider

51
Q

Enterprise Network

A

connection is to a user of a large organization (school, business)

52
Q

WWW

A

World Wide Web

53
Q

Who is the client/server in web request

A

browser is client asking the web server for a web page

54
Q

three parts of URL

A

Protocol, Domain name, Pathname

55
Q

File Structure

A

folders contain folders that contain folders that contain folders that contain?.MORE FOLDRES that conatin files

Csci (2 decks)

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