Lesson 5 Quiz Review

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?

• LiveScript

• Python

• JavaScript

• Java

Why are audio and video files compressed before they are transferred across the Internet?

• To remove any redundant information

• To provide efficient integration of multimedia formats with the browser and computer

• To enable audio and video files to be viewed and/or heard as part of a standard HTML document

• To shorten the amount of time required to download them

What is the file type that Google Chrome extensions use?

• .crx

• .xxls

• .pdf

• .xpi

What kind of file formats are .gif, .jpg, .png and .tif?

• Video

• Audio

• Document

• Graphics

What is a security risk that comes with downloading extensions?

• All extensions contain malware.

• There are no security risks that come with downloading extensions.

• Extensions can not be disabled or uninstalled once they have been downloaded.

• Extensions can disguise themselves as legitimate programs while actually acting as malware.

Which video file format is a royalty-free, open video and audio format that is supported by Google?

• .flac

• .webm

• .mp3

• .mov

What is lossless compression?

• Some of the information is permanently eliminated

• Decompression is not allowed when the file is received at the client system

• All the original data can be recovered when the file is decompressed

• Files can be viewed and/or heard only after they have been decompressed

What kind of file formats are .au, .mp3, .aiff and .wav?

• Graphics

• Document

• Audio

• Video

Which language is considered the best language for creating large applications?

• C++

• JavaScript

• Java

• C

Which of the following plug-ins was developed by Microsoft and is a software development tool used to write and run Internet applications?

• QuickTime

• Silverlight

• Windows Media Player

• Flash Player