COMPUTER NETWORKING

MULTIMEDIA AND QUALITY OF SERVICE

MULTIMEDIA DATA

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
PPI is a resolution type for a ____
A
Printer
B
Monitor
C
Either A or B
D
None of the above
Explanation: 

Detailed explanation-1: -Image resolution is typically described in PPI, which refers to how many pixels are displayed per inch of an image. Higher resolutions mean that there more pixels per inch (PPI), resulting in more pixel information and creating a high-quality, crisp image.

Detailed explanation-2: -Ppi stands for “pixes per inch” (not per square inch). An inch is equal to 2.54 centimeters. Reducing the distance between pixels (pixel pitch) without changing the screen size of the LCD increases the ppi, and the higher this number, the higher the definition of the display.

Detailed explanation-3: -The apparent PPI of a monitor depends upon the screen resolution (that is, the number of pixels) and the size of the screen in use; a monitor in 800×600 mode has a lower PPI than does the same monitor in a 1024×768 or 1280×960 mode.

Detailed explanation-4: -Pixels Per Inch If you have 1000 pixels in a 10” area, then this is equal to 100 PPI (1000 pixels ÷ 10″ = 100 PPI). The smaller the screen size is at a specific resolution, the higher the PPI. The higher the PPI, the smaller the physical size of the pixels. For example, a 32″ monitor with a 1080p resolution has 69 PPI.

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