DIT: CIW Lesson 5 Study Set
What is the file type that Google Chrome extensions use?
.crx
Which video file format is the Macintosh native movie platform?
.mov
Which video file format is a royalty-free, open video and audio format that is supported by Google?
.webm
What is lossless compression?
All the original data can be recovered when the file is decompressed
What is a viewer?
An application used to retrieve a file when the program needed to open the file type is not installed on your computer
What kind of file formats are .au, .mp3, .aiff and .wav?
Audio
Which language is considered the best language for creating large applications?
C++
What is the term for an algorithm used by HTML5 to compress and decompress files?
Codec
What kind of file formats are .txt, .pdf and .rtf?
Document
What are add-ons?
Extensions and plug-ins used to extend the functionality of the Firefox Web browser
What is a security risk that comes with downloading extensions?
Extensions can disguise themselves as legitimate programs while actually acting as malware.
Which of the following is a weakness of Python?
It is traditionally slower than other languages.
Which of the following is true about client-side JavaScript?
It needs HTML to run.
Which of the following languages is an object-oriented programming language developed by Sun Microsystems that is often used when data needs to be shared across a network?
JAVA
Which of the following graphics file formats is widely used for complex graphics because it uses lossy compression and supports 16 million colors?
JPEG
Which of the following is considered an event-driven scripting language?
JavaScript
What is the term for an element on a Webpage that contains data and procedures for how that item will react when activated?
Object
What is the term for the programming concept in which a program is handled as a collection of individual items that perform separate functions, rather than as a sequence of statements that performs a specific task?
Object-oriented programming
Which of the following graphics file formats is written in a page description language that is unreadable, and can be printed only on a specific type of printer?
PS
Which of the following products can be used to expand a two-dimensional photograph into a three-dimensional environment?
QuickTime Virtual Reality (QTVR)
What is the legacy plug-in created by Apple Computer for running video files and audio files?
Quicktime
Which of the following plug-ins was developed by Microsoft and is a software development tool used to write and run Internet applications?
Silverlight
What is an extension?
The evolution of plug-in technology designed to supplement and improve your Web experience.
Why are audio and video files compressed before they are transferred across the Internet?
To shorten the amount of time required to download them
What is the primary goal of a extension?
To supplement multimedia content in Websites
Copyright laws protect:
original works of authorship online as well as in print.
What is the term for mathematical statements that describe a series of points to be connected to create an image?
Vector graphics
Which of the following produces graphics image files that are small, download quickly, and are easily resized without affecting image quality?
Vector graphics
What kind of file formats are .avi, .mp4, .ogg, .webm and .mov?
Video
Which audio file format is the native sound format for Windows?
Waveform (WAV)
What is the term for pixel-based images that map bits to a display space?
Raster graphics
What kind of file formats are .gif, .jpg, .png and .tif?
Graphics
