Q51. Which multimedia format is used to store uncompressed digital audio?
a) MP3
b) WAV
c) JPEG
d) AVI
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Correct Answer: b) WAV
Explanation: The WAV format is used to store uncompressed digital audio, providing high-quality sound without any loss of fidelity due to compression.
Q52. What is the primary purpose of a “digital audio workstation” (DAW) in multimedia production?
a) Designing graphics
b) Editing and mixing audio
c) Creating animations
d) Managing files
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Correct Answer: b) Editing and mixing audio
Explanation: A digital audio workstation (DAW) is used for editing and mixing audio, providing tools for recording, arranging, and producing high-quality sound for multimedia projects.
Q53. What does the term “resolution” refer to in digital images?
a) The file size of the image
b) The color depth of the image
c) The number of pixels per inch (PPI)
d) The format of the image
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Correct Answer: c) The number of pixels per inch (PPI)
Explanation: Resolution refers to the number of pixels per inch (PPI) in a digital image, affecting the image’s clarity and detail. Higher resolution means more pixels and better quality.
Q54. What is the role of “compression artifacts” in digital image quality?
a) Enhancing image sharpness
b) Introducing distortions due to excessive compression
c) Increasing image resolution
d) Improving color accuracy
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Correct Answer: b) Introducing distortions due to excessive compression
Explanation: Compression artifacts are distortions that occur in digital images due to excessive compression, which can degrade the quality and introduce visual defects.
Q55. Which multimedia tool is used for creating and editing vector graphics?
a) MS-Publisher
b) Adobe Illustrator
c) Adobe Premiere
d) MS-Paint
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Correct Answer: b) Adobe Illustrator
Explanation: Adobe Illustrator is specifically designed for creating and editing vector graphics, offering tools for precise drawing and designing scalable illustrations.
Q56. What does “bitrate” refer to in digital audio and video files?
a) The resolution of the file
b) The rate of data compression
c) The amount of data processed per second
d) The file format
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Correct Answer: c) The amount of data processed per second
Explanation: Bitrate refers to the amount of data processed per second in digital audio and video files, affecting the quality and file size of the media.
Q57. Which multimedia software is typically used for video editing and post-production?
a) MS-Publisher
b) Adobe Premiere
c) Adobe Illustrator
d) MS-Paint
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Correct Answer: b) Adobe Premiere
Explanation: Adobe Premiere is a popular video editing software used for post-production, offering tools for cutting, editing, and enhancing video content.
Q58. What is the primary advantage of using vector graphics for logo design?
a) Better color depth
b) Greater scalability without quality loss
c) Lower file size
d) Easier to animate
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Correct Answer: b) Greater scalability without quality loss
Explanation: Vector graphics offer greater scalability without quality loss, making them ideal for logo design as they can be resized for different applications without degrading image quality.
Q59. Which multimedia element is most commonly used for interactive web content?
a) JPEG
b) MP4
c) Flash
d) GIF
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Correct Answer: c) Flash
Explanation: Flash was widely used for creating interactive web content, such as animations and games, though it has largely been replaced by HTML5 and other modern technologies.
Q60. Which type of image format is suitable for storing images with multiple layers?
a) JPEG
b) PNG
c) TIFF
d) GIF
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Correct Answer: c) TIFF
Explanation: TIFF is suitable for storing images with multiple layers, offering support for complex image data and high-quality storage without loss of detail.