Question

what is blu-ray disk? plz give me perfect answer.

Answer 1

Blu-ray or Blu-ray Disc is a digital optical disc data storage format. It was designed to supersede the DVD format, in that it is capable of storing hours of video in high-definition and ultra high-definition resolution. 
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Answer 2

Hello Friend _/\_

Your Answer - >>>

- : Blu ray disk : -

→Blu-ray (not Blue-ray) also known as Blu-ray Disc (BD), is the name of a new optical disc format jointly developed by the Blu-ray Disc Association (BDA), a group of the world’s leading consumer electronics, personal computer and media manufacturers (including Apple, Dell, Hitachi, HP, JVC, LG, Mitsubishi, Panasonic, Pioneer, Philips, Samsung, Sharp, Sony, TDK and Thomson).

→The format was developed to enable recording, rewriting and playback of high-definition video (HD), as well as storing large amounts of data.

→The format offers more than five times the storage capacity of traditional DVDs and can hold up to 25GB on a single-layer disc and 50GB on a dual-layer disc.

→This extra capacity combined with the use of advanced video and audio codecs will offer consumers an unprecedented HD experience

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