GyanGramA new optical disc format known as the Blu-ray Disc (BD) is becoming popular. In what way is it different fro…
Read the full question, pick an option, then see whether you were right. The answer is not shown until you attempt.
Choose an option before the answer.
A new optical disc format known as the Blu-ray Disc (BD) is becoming popular. In what way is it different from the traditional DVD?
1. DVD supports Standard Definition video while BD supports High Definition video.
2. Compared to a DVD, the BD format has several times more storage capacity.
3. The thickness of BD is 2.4 mm white that of DVD is 1.2 mm.
Which of the statements given above is/are correct?
Pick an option to check yourself. The answer stays hidden until you attempt.
• Correct Answer: B
• BD supports HD (720p/1080p) vs DVD's SD; single-layer BD stores 25 GB vs DVD's 4.7 GB.
• Statement 3 is incorrect: both DVD and BD have 1.2 mm thickness; difference lies in laser wavelength and cover layer depth.
Same year. Same subject. More attempts.
Keep attempting in GyanGram.
Filter by year or subject, attempt previous-year questions, and connect each miss back to a visual deck.