1.

Which of the following is NOT a difference between Blu-ray disc and DVD?

A. The quality of audio and video recorded on Blu-ray disc is higher than DVDs.
B. Read only memory type is not available in Blu-ray disc whereas DVD supports read only memory,
C. Blu-ray disc uses violet-blue laser, whereas DVD uses red laser.
D. A single layer blu-ray disc can store upto 25 GB data whereas a single layer DVD can store only 4.7 GB of data.
Answer» C. Blu-ray disc uses violet-blue laser, whereas DVD uses red laser.


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