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Surya Pal Singh Balawat 7 years, 4 months ago

Thanks

Sachin Palni 7 years, 4 months ago

Bharat Sanchar Nigam Limited
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Harmanjot Singh 7 years, 4 months ago

Printer is the device of computer
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Sia ? 4 years, 3 months ago

graphics processing unit

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Mohit Bansal 7 years, 4 months ago

Computer is a machine made by human being
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Sia ? 4 years, 3 months ago

Data is an individual unit that contains raw materials which do not carry any specific meaning. Information is a group of data that collectively carries a logical meaning. Data doesn't depend on information. The average score of a class is the information derived from the given data.
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Sia ? 4 years, 3 months ago

Sr.No. Primary memory Secondary memory
1. Primary memory is temporary. Secondary memory is permanent.
2. Primary memory is directly accessible by Processor/CPU. Secondary memory is not directly accessible by the CPU.
3. Nature of Parts of Primary memory varies, RAM- volatile in nature. ROM- Non-volatile. It’s always Non-volatile in nature.
4. Primary memory devices are more expensive than secondary storage devices. Secondary memory devices are less expensive when compared to primary memory devices.
5. The memory devices used for primary memory are semiconductor memories. The secondary memory devices are magnetic and optical memories.
6. Primary memory is also known as Main memory or Internal memory. Secondary memory is also known as External memory or Auxiliary memory.
7. Examples: RAM, ROM, Cache memory, PROM, EPROM, Registers, etc. Examples: Hard Disk, Floppy Disk, Magnetic Tapes, etc.
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Sia ? 4 years, 3 months ago

A Digital Versatile Disc or Digital Video Disc (DVD) is similar to a CD-ROM in that you can only read data from it. The main difference is that the DVD can store much more data than a CD-ROM, CD-R, or CD-RW. A DVD-R can only record data once, then the data becomes permanent on the disc.
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Md. Ashraf Ansari 7 years, 4 months ago

The convergance means that the turning point of electeonic devices which changes our life
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