AHJ: U1 Multimedia & File Compression

What is the smallest picture element that makes up an image?

• Bit

• Byte

• Pixel

• Resolution

Which of the following represents the number of bits used to represent colors in a pixel?

• Bit depth

• Color depth

• Image resolution

• Screen resolution

What is the term for the number of pixels that make up an image?

• Screen resolution

• Pixel density

• Image resolution

• Frame rate

Which image format uses 2D points to describe lines and curves?

• Bitmap

• JPEG

• PNG

• Vector graphics

How many colors can be represented with an 8-bit color depth?

• 16

• 64

• 128

• 256

What is the term for the number of pixels per square centimeter?

• Resolution

• Pixel density

• Image quality

• Screen resolution

Which of the following is NOT a common bit depth for images?

• 1-bit

• 8-bit

• 24-bit

• 64-bit

What is the process of converting analog sound to digital called?

• Digitization

• Sampling

• Compression

• Encoding

Which file compression method allows for perfect restoration of the original file?

• Lossy compression

• Lossless compression

• JPEG compression

• MP3 compression

What does the acronym JPEG stand for?

• Joint Picture Encoding Group

• Java Picture Encoding Group

• Joint Photographic Experts Group

• Java Photographic Experts Group