6th Social Science NCERT Chapter 7
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- Multiple Choice Questions
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- Summary
- Question Answers
- DIY
- Real World Examples
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What are the two most common optical storage media types discussed in the chapter?
CDs and DVDs
Explain the concept of data density in optical media.
Data density refers to the amount of data that can be stored in a specific area of an optical disc.
What is the purpose of a CD burner in the context of optical media?
A CD burner is used to write data onto a CD or DVD.
Describe how the process of burning data onto a CD or DVD works.
Data is burned onto a CD or DVD by using a laser to alter the physical structure of the disc to represent the data.
What are some advantages of optical media over other types of storage?
Advantages include durability, resistance to magnetic fields, and the ability to store large amounts of data.
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