Combined Class of COSC
High-speed, easily accessible storage space used by the CPU:
Cache
TIFF, PNG, and GIF files can be compressed using _____ compression, so the files contain all of their original data when uncompressed.
Lossless
____ data consists of numbers that can be used in arithmetic operations.
Numeric
Graphics that help a viewer know when one scene ends and another begins are called _____ .
Transitions
Which of the following is NOT a type of bitmap format?
ZIP
The number of these in a CPU help determine processor performance:
Cores
Which of the following is NOT a factor in the quality of digital video?
Memory Technology In Your Camera
Which of the following tools would be found in 3-D graphics software?
All the Above: Rendering Tools, Ray Tracing Tools, Surface Texture Tools
Digital data can be __________ that have been converted into discrete digits such as 0s and 1s.
All the Above: Text, Numbers, Graphics, Sounds, and Video
Streaming media known as _____ is stored on the provider's server, which allows you to play the media multiple times.
On-Demand
Unicode uses________ bits and provides codes for 65,000 characters.
Sixteen
Used to store DVD backup discs to protect from scratches and dirt.
Sleeves
A ____ includes the same features as other mobile devices plus phone capabilities.
Smartphone
Drives that have no moving parts and are less likely to be damaged by dirt and impact, but still be cared for.
Solid State
_____ enables people to control software with spoken commands, as well as dictate text into a word processing document.
Speech Recognition
All of the data stored and transmitted by digital devices is encoded as bits.
True
Bitmap graphics are resolution dependent because each element is a discrete pixel.
True
Data refers to the symbols that represent people, events, things, and ideas.
True
Digital photographs are stored as bitmap files.
True
Digital video uses bits to store color and brightness data for each video frame.
True
Plain, unformatted text is sometimes called ASCII text.
True
Displays unsolicited advertisements in banners or pop-up windows.
Adware
Cleaning product specifically meant for computer screens.
Alcohol and Water
Digital video is a core technology for which of the following?
All of the Above: Digital Television, Video Conferencing Systems, Video Messaging
Which of the following options are well suited for using vector graphics?
All the Above: Line art, Logos, and Diagrams
Digital audio is stored in a variety of file formats, including ____
All the above: WMA, WAV, MP3
What is the term used to describes altering the pixel colors where the edges of the object and the background meet, so that the object appears to merge with the background?
Alpha Blending
Today's widescreen devices, such as laptops and smartphones, are designed for the 16:9 __________.
Aspect Ratio
The _______ number system allows digital devices to represent virtually any number simply by using 0s and 1s.
Binary
___ is the number of bits that are processed during a specific unit of time, usually during one second.
Bit Rate
Bus width is measured in these:
Bits
Transmission speeds are expressed in _______, whereas storage space is expressed in _______.
Bits, Bytes
A group of eight bits is called a ___
Byte
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?
Cloning
A _____ is technology used to compress/decompress video files.
Codec
A(n) _______ is the software that compresses a video stream when a video is stored, and decompresses the file when the video is played.
Codec
Most music for portable media players is stored in _______ audio file formats.
Compressed
Architects, scientists, interior designers, and engineers use _____ design software to create highly detailed and technically accurate drawings.
Computer Aided
The number of colors available in a graphic is referred to as color _________.
Depth
____ is music, speech, and other sounds represented in binary format for use in digital devices.
Digital Audio
The process of converting information, such as text, numbers, photos, or music, into digital data that can be manipulated by electronic devices is called ___________.
Digitization
Removes unused files like temporary Internet files from your hard drive.
Disk Cleanup Utility
Reorganizes the data on a magnetic hard drive so that you can access files more quickly.
Disk Defragmenter
What is another term for vector graphics software?
Drawing Software
To watch video on a computer, you need special hardware plus software known as a _____.
Media Player
Stored in their cases when not in a digital camera.
Memory Cards
Store this in a dry area; humidity can cause it to stick and then jam during printing.
Paper
A complex integrated circuit consisting of millions of electronic parts:
Processor
Today's color display devices represent color using the ______ color model.
RGB
Sampling _______ refers to the number of times per second that a sound is measured during the recording process.
Rate
Which of the following is the technique for adding light and shadows to a 3-D image?
Ray Tracing
In digital video, a lower resolution reduces the bit rate.
True
In digital video, as long as the proportion of horizontal and vertical pixels remains the same, the aspect ratio is consistent.
True
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.
True
JPEG files are compressed using lossy compression.
True
Lossy compression techniques discard some data from an image to shrink its file size.
True
Lossy compression throws away some of the original data during the compression process.
True
MIDI files are less compact than digital audio files.
True
Regardless of sampling rate, digital audio file size can be reduced using audio compression techniques.
True
Text-to-speech software analyzes the words in a section of text, finds corresponding phonemes, and combines them into sentences for output.
True
The technical term for ripping music tracks is digital audio extraction.
True
The Moving Pictures Experts Group (MPEG) is a popular _____ standard.
Video Compression
Software that scans incoming messages and programs to protect your computer.
Virus Protection
Not emptying this lets files remain on your computer and take up space.
Recycle Bin
3-D 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 WireFrame
A test to determine processor speed:
Benchmark
If you have a tower unit, you have a _____ computer.
Desktop
8-bit color depth is also called True Color.
False
ASCII text files contain formatting.
False
All bitmap graphics are photos.
False
The clarity or sharpness of an image is called _____.
Resolution
Flatbed, sheet-fed, pen, and handheld are types of _____.
Scanners
ASCII requires __________ bits for each character.
Seven
_____ and Fotolia are examples of Web sites where you can download graphics and photos for a fee.
Shutter Stock
On a desktop computer, the _____ contains the "brains" of the computer.
System Unit
A ______ is a small flat computer you can use as a writing or drawing pad.
Tablet
3-D graphics can be animated.
True
A bitmap graphic is composed of a grid of tiny rectangular cells.
True
A file name extension indicates the file format.
True
A vector graphic consists of a set of instructions for creating a picture.
True
After a vector graphic is converted to a bitmap, the resulting graphic no longer has the qualities of a vector graphic.
True
A 5-minute audio file.
3
Which of the following is NOT a type of digital video container file?
.PNG
Which of the following is NOT a format that is used for digital audio?
.doc
Which of the following file extensions is NOT a vector graphic?
.tif
Compressed files usually have ______ at the end of the file name.
.zip
A word-processing document of 500 words and no illustration.
1
A word-processing document of 500 words and with an illustration.
2
A 5-minute video file.
4
A full length movie.
5
Both scanners and digital cameras produce vector graphics.
False
Character data is composed of letters, symbols, and numerals that are used in calculations.
False
Digital videos look sharpest when they are displayed at a resolution that is larger than the frame size.
False
Lossy compression provides a way to compress data and reconstitute it into its original state.
False
One of the main disadvantages of MIDI is that it cannot produce vocals.
False
TIFF, PNG, and GIF graphics formats offer lossy compression.
False
The binary number system has only two digits: 1 and 2.
False
The number of frames that are displayed per second is measured in _______.
Frames Per Second (FPS)
Most graphics software uses a process called pixel _________ to create new pixels by averaging the colors of nearby pixels.
Interpolation
A _____ can be as powerful as a desktop computer.
Laptop