1.1 System that allows the recording of
images and sounds on magnetic tape
which can then be played and viewed
on a TV screen .
2 Types of video
2.1.1 In order to edit video in the
computer or to embed video clips
into multimedia documents, a video
source must originate from a digital
camera or be converted to digital.
2.2.1 Digital video is audio/visual in a binary
format. Information is presented as a
sequence of digital data, rather than in
a continuous signal as analog
3 What are the differences between
Digital Video and Analogous Video?
3.1 Analog and digital signals are used to transmit information, usually through electric signals. In
both these technologies, the information, such as any audio or video, is transformed into electric
4 What are the software for playing
4.1 Digital video files can be saved in different formats. Each corresponds to a specific file
extension that contains it. Many types of video formats . Adj here some of the most used
are given below. Likewise, each file type supports every moment of UN different
compression codec.there are: MPEG, AVI, MOV, WMV, RM, FLV.