Deck 1: Digital Content

Question 1

Digital data can be __________ that have been converted into discrete digits such as 0s and 1s.

A) text
B) numbers
C) graphics, sound, and video
D) all of the above

Answer 1

D

Question 2

_________ refers to the symbols that represent people, events, things, and ideas.

Answer 2

Data

Question 3

Plain, unformatted text is sometimes called ASCII text.

Answer 3

True

Question 4

Data __________ refers to the form in which data is stored, processed, and transmitted.

Question 5

All of the data stored and transmitted by digital devices is encoded as bits.

Question 6

Data refers to the symbols that represent people, events, things, and ideas.

Question 7

The _______ number system allows digital devices to represent virtually any number simply by using 0s and 1s.

A) digital
B) text
C) numeric
D) binary

Question 8

American Standard Code for Information Interchange (ASCII) requires __________ bits for each character.

A) two
B) six
C) seven
D) ten

Question 9

Unicode uses________ bits and provides codes for 65,000 characters.

A) seven
B) eight
C) ten
D) sixteen

Question 10

Data becomes _______ when it is presented in a format that people can understand and use.

Question 11

The binary number system has only two digits: 1 and 2.

Question 12

A group of eight bits is called a _______.

A) byte
B) megabit
C) binary
D) numeric data

Question 13

Character data is composed of letters, symbols, and numerals that are used in calculations.

Question 14

The process of converting information, such as text, numbers, photos, or music, into digital data that can be manipulated by electronic devices is called ___________.

A) binary
B) digitization
C) representation
D) none of the above

Question 15

Transmission speeds are expressed in _______, whereas storage space is expressed in _______.

A) bits, bytes
B) bytes, bits
C) binary, numeric
D) none of the above

Question 16

In a formatted text file, ________ signal(s) the beginning and end of a formatting command.

Question 17

________ data consists of numbers that can be used in arithmetic operations.

A) Text
B) Digital
C) Numeric
D) Binary

Question 18

The 0s and 1s used to represent digital data are referred to as _________ digits.

Question 19

ASCII text files contain formatting.

Question 20

A file name extension indicates the file format.

Question 21

A(n) _______ is software that works in conjunction with your computer's browser to manage and play audio that you are accessing from a Web page.

Question 22

Digital audio is stored in a variety of file formats, including ___________.

A) WMA (Windows Media Audio)
B) WAV
C) MP3
D) all of the above

Question 23

__________ is the process by which machines produce sound that resembles spoken words.

Question 24

The technical term for ripping music tracks is digital audio extraction.

Question 25

To digitally record sound, __________ of a sound wave is/are collected at periodic intervals and stored as numeric data in an audio file.

Question 26

Most music for portable media players is stored in _______ audio file formats.

A) uncompressed
B) compressed
C) lossless
D) zipped

Question 27

One of the main disadvantages of MIDI is that it cannot produce vocals.

Question 28

MIDI files are less compact than digital audio files.

Question 29

Data ____________ refers to any technique that recodes the data in a file so that it contains fewer bits.

Question 30

__________ is music, speech, and other sounds represented in binary format for use in digital devices.

A) MIDI (Musical Instrument Digital Interface)
B) Speech recognition
C) Speech synthesis
D) Digital audio

Question 31

Lossy compression provides a way to compress data and reconstitute it into its original state.

Question 32

Which of the following is NOT a format that is used for digital audio?

A) MP3
B) DOC
C) WAV
D) Ogg

Question 33

Speech recognition software analyzes the sounds of your voice and converts each word into groups of ________.

Question 34

To conserve space, applications that require high-quality sound use low sampling rates.

Question 35

Lossy compression throws away some of the original data during the compression process.

Question 36

Sampling _______ refers to the number of times per second that a sound is measured during the recording process.

A) rate
B) compression
C) depth
D) sound

Question 37

Text-to-speech software analyzes the words in a section of text, finds corresponding phonemes, and combines them into sentences for output.

Question 38

_________ enables people to control software with spoken commands, as well as dictate text into a word processing document.

A) MIDI
B) Speech synthesis
C) Speech recognition
D) Phoneme

Question 39

Regardless of sampling rate, digital audio file size can be reduced using audio compression techniques.

Question 40

______ specifies a standard way to store music data for synthesizers and computers.

Question 41

Eight-bit color depth is also called True Color.

Question 42

Today's color display devices represent color using the ______ color model.

A) RGB
B) PNG
C) BMP
D) none of the above

Question 43

The dimensions of the grid that forms a bitmap graphic are referred to as image __________.

Question 44

Which of the following is NOT a type of bitmap format?

A) TIFF (Tagged Image File Format)
B) RAW
C) PNG (Portable Network Graphics)
D) ZIP

Question 45

Bitmap images are formed by a grid of _____.

Question 46

Joint Photographic Experts Group (JPEG) files are compressed using lossy compression.

Question 47

The number of colors available in a graphic is referred to as color _________.

A) depth
B) range
C) RGB
D) PNG

Question 48

In the context of bitmap graphics editing, what technique employs algorithms that pull pixels from one area of an image and then apply them to another area?

A) Inpainting
B) Cloning
C) Noise reduction
D) Image enhancement

Question 49

An undesirable jagged appearance of a graphics image is referred to as _______.

Question 50

Bitmap graphics are resolution dependent because each element is a discrete pixel.

Question 51

Image __________ refers to any technique that recodes the data in an image file so that it contains fewer bits.

Question 52

A bitmap graphic is composed of a grid of tiny rectangular cells.

Question 53

Most graphics software uses a process called pixel _________ to create new pixels by averaging the colors of nearby pixels.

A) polarization
B) interpolation
C) compression
D) resolution

Question 54

A clipping ______ essentially cuts an object out of an image and knocks out the background to make it transparent.

Question 55

Bitmap graphics are coded as a series of bits. Each bit represents the color of one ________.

Question 56

Image editors provide an image __________ that can be used to adjust the brightness values for various ranges of dark, mid-range, or light pixels.

Question 57

TIFF, PNG, and GIF (Graphics Interchange Format) graphics formats offer lossy compression.

Question 58

Lossy compression techniques discard some data from an image to shrink its file size.

Question 59

Digital photographs are stored as bitmap files.

Question 60

In a digital camera, a charge-coupled device's (CCD's) ________ correspond(s) to pixels.

Question 61

When you change the size of a(n) _______ graphic, the objects change proportionally and maintain their smooth edges.

Question 62

After a vector graphic is converted to a bitmap, the resulting graphic no longer has the qualities of a vector graphic.

Question 63

Analog footage can be digitized using video _____ equipment.

Question 64

All bitmap graphics are photos.

Question 65

Instead of storing the color value for each pixel, a vector graphics file contains instructions that a computer uses to create the shape, size, position, and color for each object in an image.

Question 66

Which of the following tools would be found in 3D graphics software?

A) Rendering tools
B) Ray tracing tools
C) Surface texture tools
D) All of the above

Question 67

What is another term for vector graphics software?

A) Drawing software
B) Photo editing software
C) Digital compositing
D) All of the above

Question 68

3D graphics can be animated.

Question 69

A vector graphic can be converted into a bitmap graphic through a process called _________.

Question 70

3D graphics are based on vectors stored as a set of instructions describing the coordinates for lines and shapes in a three-dimensional space. What do these vectors form?

A) A bitmap graphic
B) A zipped file
C) A wireframe
D) All of the above

Question 71

The process of covering a wireframe with surface color and texture is called _________.

Question 72

Digital ________ captures moving images as bits, rather than on film.

Question 73

Vector graphics file size does not depend on the size and complexity of the image.

Question 74

A vector graphic consists of a set of instructions for creating a picture.

Question 75

Digital video uses bits to store color and brightness data for each video frame.

Question 76

Which of the following options are well suited for using vector graphics?

A) Line art
B) Logos
C) Diagrams
D) All of the above

Question 77

What is the term used to describe altering the pixel colors where the edges of the object and the background meet, so that the object appears to merge with the background?

A) Alpha blending
B) Clipping path
C) Cloning
D) Inpainting

Question 78

Which of the following is the technique for adding light and shadows to a 3D image?

A) Rendering
B) Ray tracing
C) Wireframe
D) Rasterize

Question 79

Digital video is a core technology for which of the following?

A) Digital television
B) Videoconferencing systems
C) Video messaging
D) All of the above

Question 80

Both scanners and digital cameras produce vector graphics.