DIG2000

An example of sound compression format includes:

.wav

Our everyday decimal numbering system is base- _____.

10

HDTV has and aspect ratio of:

16:9

The frame aspect ratio of a high-definition video is _____.

16:9

An 1-bit color depth allows _____ colors.

2

The frame rate for motion-picture film is _____ fps

24

Which of the following sizes is the largest?

24 GB

An 8-bit color depth allows _____ colors

256

In the late 1970s Paul Allen and his buddy Bill Gates created a computer language that allowed programmer to write interesting and serious software. Charging money for software was established and made Floppy drives a way to develop and exchange software. Personal computing was born. What was the name of this language?

BASIC

Style sheets that define styles to display HTML elements. Multiple of such style sheets can be combined.

CSS

Dynamic HTML is a special programming language by itself

False

There is no sampling and quantization involved in capturing motion in digital video.

False

XHTML - Stands for Expired Hypertext Markup Language It is a former code that is being phased out of newer browsers.

False

John von Neumann's rules included a basic cycle of instructions for the computer. This is known as:

Fetch-Decode-Execute Cycle

GUI stands for:

Graphical User Interface

Frequency is measured in:

Hertz

Special codes that tell the Web Browser how to display the HTML document

Markup Tags

Which of the following is the television broadcast standard for the United States and Japan?

NTSC

What does "ASCII" (American Standards Code for Information Interchange) do?.

Numerical representation of the alphabet characters

What are the primary colors in the RGB color model?

Red, Green, and Blue

A digital image captured at higher resolution, captures more details and has a larger file size than it would have if it had been captured at a lower resolution.

True

A pixel is a point sample, not a little square

True

A very long video, even with low data rate, can have a large file size.

True

Dynamic HTML is a combination of HTML, CSS, and Javascript

True

GUI stands for Graphical User Interface

True

HTML documents are plain text files

True

Lossless compression refers to the type of compression method that preserves the original data.

True

Lossy compression refers to the type of compression method that discards or alters some of the original data

True

One example of image file type that supports lossy compression is JPEG

True

The word bit comes from the shortening of the words binary and digit.

True

XML stands for eXtensible Markup Language.

True

One example of the image file type that supports Lossless compression is GIF.

True (and PNG)

In 1945, John von Neumann created a set of rules still used in computer architecture today. It's called:

Von Neumann Architecture

Which is NOT an example of a Web Browser

Word

What is the color mixing method for the RGB color model?

additive

Sometimes when you magnify a picture on your computer screen, lines that should be straight lines appear to be jagged. This effect is called

aliasing

In the 1950's IBM developed and marketed "a spinning disk for random-access storage of large quantities of data" that allowed non-linear access to information. Examples of this include:

all these things

Digitization means converting _____ into _____.

analog information, digital data

The creation of moving pictures, one frame at a time. That is our definition of:

animation

Computers use a numbering system that is base-2, which is also known as the _____ numbering system

binary

The smallest unit in a binary system is a _____

bit

Which of the following refers to the number of allowable levels of digitized data?

bit depth

This type of Graphic is modeled by an array of pixel values

bitmap

Fill in the blanks with "bit(s)" or "byte(s)": Eight _____ equals one _____.

bits, byte

Video signals come in two different kinds. One has three separate cables, one each for Red, Green and Blue components.

component

Video signals come in two different kinds. This one has one cable. Brightness and color are mixed into one carrier signal

composite

CODEC stands for:

compressor/decompressor

What are the primary colors in the CMY color model

cyan, magenta, and yellow

Which of the following provides a measure for predicting the smoothness of video playback? If the value of that property is too high for the playback device to handle, the playback of the video will be choppy.

data rate

Amplitude is measured in:

decibels

Digital data is _____ and analog information is _____.

discrete and continuous

Lossless image compression arranges the data to be more efficient. Upon decompression you can expect to have:

exact copy

"Video" implies captured images. These images are vector graphics.

false

An example of a video compression format is Jay-Z001

false

Monitors now can draw 60 full frames each second. Frames aren't divided into fields. This is called Precocious scanning.

false

NTSC is part of the old analog standards. It stands for National Television Standard Committee

false

Spatial Perception allows us to hear increased amplitude of a signal.

false

The first computer to include a mouse was the Microsoft Windows.

false it was apple macintosh

Enabling technology for all visual elements of multimedia.

graphics

Progressive scan displays the frame by scanning the lines of a frame _____.

in one pass from top to bottom

Interlaced scan displays the frame by scanning the lines of a frame _____.

in two passes: even-numbered lines in one pass and odd-numbered lines in the second

Bitmapped images are composed of

individual pixels which represent spatial samples of the image or scene

Vector graphics are composed of

individual pixels, which represent spatial smathematical descriptions of image elements, which include points, lines, curves, and shapesamples of the image or scene

When TV standards were defined, it took too long to transmit full frame information. The process, where each frame is divided into two fields and each field is transmitted one after the other is called:

interlacing

Amplitude measures

loudness(?) (not space b/w sounds :/)

In the 1970s INTEL invented something that changed the speed of our computers. What was it?

microprocessor

Our definition of "sound is:

movement of air particles

In our lectures we defined, "Latency in the eye's response to visual stimulus" as?

persistence of vision

Computer monitors don't need to interlace. Their Frames aren't divided into fields. Monitors can draw full frames...sixty times a second. This is called:

progressive scanning

The purpose of sound compression is to:

reduce file size

When analog information is converted to digital data, we must consider two properties that affect the exactness of the digital representation, one from sampling and one from quantizing. Which of the following is from sampling?

sampling rate

Converting from analog to digital involves a two-step process: _____ and _____.

sampling, quantization Converting from analog to digital involves a two-step process: SAMPLING and QUANTIZATION.

This is a type of video compression that compresses each frame in isolation. It's an Intra-frame compression.

spatial

_____ compression refers to the type of compression method that aims at compacting individual frames.

spatial

Play back of a video as it arrives over a network instead of downloading an entire clip and then playing it is called:

streaming

What is the color mixing method for the CMY color model?

subtractive

______ are markup codes in an HTML document that tell the Web browser how to format the text when displaying it.

tags

This is a type of video compression that compresses Inter-frame. compresses a sequence of frames by only storing the differences between them

temporal

_____ compression refers to the type of compression method that exploits the similarity of the subsequent frame content

temporal

HTML documents are

text files

Frequency measures:

tone

A computer does three things. Stores and retrieves data, Manages communication networks, Generates and manipulates text, graphics, and sound.

true

Audio Dithering adds noise to the signal. This helps mask abrupt changes.

true

Computers can show animation and video at 60 frames per second. More information means more of the image gets to us.

true

Dithering adds noise to the signal

true

HTML is a language that allows us to create web pages and stands for Hyper Text Markup Language

true

Lossy compression is one that discards the higher frequencies.

true

MIDI records data not sounds.

true

Many (but not all) HTML tag types have beginning and ending tags surrounded by the affected text. We refer to these as paired tags.

true

The first spreadsheet software was Apple Visicalc.

true

The purpose of image and sound compression is to reduce the file size.

true

The term codec stands for Compression Decompression

true

While the human eye can see the illusion of movement at 16 frames per second, (sometimes even slower) - FILM is shot at 24 frames per second

true

XML is a display (markup) language

true

In the late 1980s, as a response to the elegant Macintosh interface, Microsoft created the "Microsoft Interface Manager". Later on they changed to name to

windows

W3C is a professional organization that sets protocol standards for the Internet. It stands for:

world wide web consortium

In 1973 this company developed several things that seem essential to the way we use computers now including: a provided screen, mouse, pixels, mixing of text and graphics, and networking. What company was it?

xerox

One benefit of XML is:

you can define your own tags