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DIGITAL MEDIA

DIGITAL MEDIA

 Q1). Forms of  Digital Media

                     1.TV

                     2.Compact Disc

                     3.Cell phones

                     4.Video Games

                     5.Videos

                     6.Internet

                     7.e-book

                     8.Interactive media

Q2-A).Name of number system that digital symtem is based on:

Binary numeral system or Base-2 number system

Q2-B).Two Digits used to code all digital data are:

0 and 1

Q3). What is a bit and byte?

Bit: It is the smallest possible unit of digital information, because it can only have two values- 0 and 1.

Byte: A name for a bunch of 8 bits. Its the memory capacity of a personal computer. 

Q4). What is a 'sampling rate'?

It defines the number of samples per second taken from countinous signal to make a discrete signal.

Q5). How does Colour Depth or bit depth effect the appearance of an image? Find some images to illustrate the effect?

Colour depth makes the image look more realistic. The more colours used to make the image the better it will look.

Q6). Colour depth effects both still and video digital media. Sampling rate only effects video but not still media. Can you explain.

Colour depth effects both still and digital media as both of these involve picutres. Whereas sampling rate only applies to sound, and therefore only effects videos