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DIgital Media > DIG 2000 - lectures > Flashcards

DIG 2000 - lectures Flashcards

1
Q

GUI

A

graphical user interface

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2
Q

BIT

A

smallest unit of info stored in computer

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3
Q

nibble

A

4 bits

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4
Q

bite

A

eight digits

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5
Q

ASCII

A

american standard code for info interchange (numerical alphabet)

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6
Q

LAN

A

local area network

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7
Q

WAN

A

wide area network

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8
Q

Node

A

one computer on a network

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9
Q

HUB

A

central node on multinode system

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10
Q

Ethernet

A

technology used to connect computers on land. (wires)

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11
Q

MAC address

A

12 character hardware address unique to each “interface cord” on a network.

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12
Q

IP address

A

(Internet Protocol) 12 digit software address unique to each “machine” on a given network.

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13
Q

DNS

A

(domain name system) Matches IP address to names.

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14
Q

TCP

A

allows computers on a network to form connections with each other.

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15
Q

FTP

A

(file transfer protocol) allows computers to transfer files.

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16
Q

SMTP

A

(simple mail transfer protocol) protocol that allows us to send mail

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17
Q

pop3

A

allows us to receive mail

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18
Q

http

A

(hypertext transfer protocol) Designed for us to use hypertext.

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19
Q

URI

A

(uniform resource identifier) is the http. First part of url

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20
Q

URL

A

uniform resource locator

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21
Q

reflective control

A

light reflecting objects

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22
Q

incident control

A

controlling lights. (think incinerate)

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23
Q

exposure

A

aperture

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24
Q

color additive

A

the mixing of colored light. Adding wavelengths

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25
Q

color subtractive

A

mix pigments of color, subtracting wavelengths.

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26
Q

actual movement

A

movement in real world

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27
Q

apparent movement

A

when one stationary object is replaced by another stationary object.

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28
Q

induced movement

A

one object giving movement to one standing.

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29
Q

two types of graphics

A

BIT Map and vector

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30
Q

aliasing

A

jagged effect

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31
Q

anti-aliasing

A

filtered, more smooth than aliasing. Add intermediary shades

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32
Q

bezier curve

A

smooth curve specified by four control points

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33
Q

stroke

A

makes path visible. path: between points.

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34
Q

fill

A

fills inside a close path

35
Q

rendering

A

when computer does animation

36
Q

codec

A

compression decompression. Algorithms

37
Q

png

A

portable network graphics

38
Q

linear motif

A

reducing an image to lines

39
Q

XML

A

(extensive markup language) portable way to carry data around.

40
Q

W3C

A

www consortium

41
Q

IO Processor

A

(Input Output) does calculations.

42
Q

byte

43
Q

Moore’s Law

A

every two years, power doubles.

44
Q

Von Newman four parts

A

ALU, CPU, Memory, IO

45
Q

ALU

A

(arithmetic logic unit) computing

46
Q

CPU

A

(central processing unit) (control unit) keeps track of info, tells ALU

47
Q

Memory

A

Sequence of RAM and ROM

48
Q

RAM

A

“random access memory” changes info

49
Q

ROM

A

“read only memory” firmware

50
Q

buzz

A

different sections of computer connected by it. parallel and serial.

51
Q

system software

A

manage computer operation. OS

52
Q

OS

A

(operating system) in charge, we tell it. SIngle user or multiuser. Both one stream of data.

53
Q

nanosecond

A

one billionth of a second

54
Q

MIDI

A

musical instrument digital interface

55
Q

trademark

A

protects words, names, symbols, logos.

56
Q

patent

A

protects rights of individuals who make discoveries or inventions.

57
Q

trade secrets

A

information, design, and devices that companies want to keep secret

58
Q

copy rights

A

protects authors of original works from damages caused by other people reproducing it.

59
Q

persistance of vision

A

latency to eyes’ response

60
Q

interlacing

A

i. 535 lines, half at a time

61
Q

progressive scanning

A

p. no interlacing. Ex. computer monitors

62
Q

NTSC

A

(national television standards commission) 525 lines, 4:3.

63
Q

Pal

A

phase alternating line. 6:9

64
Q

spacial compression

A

each frame is compressed

65
Q

temporal compression

A

sequence of frames

66
Q

key feature

A

where change occurs

67
Q

programs

A

list of instructions that directs steps of a computer.

68
Q

assembly language

A

interprets binary

69
Q

programing language

A

creates and controls systems (JAVA)

70
Q

scripting language

A

controls an already existing system

71
Q

variable

A

logical container for values

72
Q

aray

A

structure to store a group of values as one entity.

73
Q

function

A

abstraction of many script data into a single entity.

74
Q

objects

A

script organized into collection of objects.

75
Q

client side scripting

A

script executed on user’s machine (HTML)

76
Q

server side scripting

A

executed and processes on web server. CGI

77
Q

CGI

A

(Common Gateway Interface) on server side scripting. High traffic server gets overwhelmed.

78
Q

sprite animation

A

store single copy of all static element.

79
Q

walk cycle

A

using pics over and over

80
Q

tweening

A

the inbetweeners of key frames.

81
Q

Basic

A

Bill Gates + Paul Allan

82
Q

Visicalc

A

spreadsheet by Jobs

83
Q

oscillator

A

breaks up time.

DIgital Media (1 decks)

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