CMS File Formats and Media Standards 1

Question 1

Which image file format uses lossy compression and is best suited for photographic web images?

Accepted Answer

JPEG

Answer

JPEG uses lossy compression that reduces file size by discarding some image data, making it ideal for photographs with complex color gradients on the web.

Question 2

Which file format supports both transparency and lossless compression, making it widely used for web graphics with flat colors?

Accepted Answer

PNG

Answer

PNG (Portable Network Graphics) supports lossless compression and an alpha channel for transparency, making it ideal for logos and graphics requiring crisp edges.

Question 3

What does the acronym SVG stand for in web and multimedia design?

Accepted Answer

Scalable Vector Graphic

Answer

SVG stands for Scalable Vector Graphic, an XML-based format that renders crisp at any resolution because it stores paths and shapes rather than pixels.

Question 4

Which video container format was developed by Apple and is the native format for QuickTime media?

Accepted Answer

MOV

Answer

MOV is Apple's QuickTime container format, capable of storing video, audio, and text tracks and is widely used in professional video production on macOS.

Question 5

What is the standard audio sample rate for CD-quality audio?

Accepted Answer

44,100 Hz

Answer

44,100 Hz (44.1 kHz) is the standard sample rate for CD audio, chosen because it exceeds twice the upper limit of human hearing per the Nyquist theorem.

CMS - Certified Multimedia Solutions Practice Test

CMS - Certified Multimedia Solutions Practice Test

CMS File Formats and Media Standards 1