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A DVD (Digital Versatile Disc) is an optical storage medium, not a magnetic disk. Magnetic disks like Winchester disks, Zip disks, and Disk packs store data magnetically, while DVDs use laser technology to read/write data. Knowledge Booster: 1. Magnetic disks are rewritable and provide random access to data. 2. DVDs are used for multimedia and data distribution. 3. Winchester disks are an older form of hard disks. 4. Zip disks were used for high-capacity storage but are now obsolete.
The important ore of aluminium is-
Milk tastes sour when kept in the open for sometimes due to the formation of-
Petroleum is a mixture of-
Urea is a —
The pH of a neutral solution is —
The element used in the manufacture of safety matches is —
The noble gas used in radiotherapy is
Bronze is an alloy of-
Manganite is an ore/mineral of
Which one amongst the following is not a Green House gas?
