A new optical disc format know as the Blu-ray Disc (BD) is b

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A new optical disc format know as the Blu-ray Disc (BD) is becoming popular. In What way is it different form 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. Thickness of BD is 2.4 mm while that of DVD is 1.2 mm.

Which of the statements given above is/are correct?

????-?? ????? (BD) ?? ??? ??? ?? ??? ??????? ????? ??????? ???????? ?? ??? ??? ??? ??? ?? ?? ???????? ?????? ?? ??? ??? ???

1. ?????? ???? ??????? ?????? ?? ?????? ???? ?? ???? ???? ???? ??????? ?????? ?? ?????? ???? ???

2. ?? ?????? ?? ????? ???, ???? ??????? ??? ?? ???? ???? ?????? ?????? ???? ???

3. ???? ?? ????? 2.4 ???? ?? ???? ?????? ?? 1.2 ???? ???

??? ??? ?? ????? ??? ?? ??? ?? ??? ?? / ????

[UPSC IAS Prelims 2011]

A 1 only

1 ही

B 1 and 2 only

केवल 1 और 2

C 2 and 3 only

2 और 3 ही

D 1, 2 and 3

1, 2 और 3

...

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