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What is meant by secondary storage?
A non-volatile storage that generally holds much more data than main memory as permanent storage and is relatively inexpensive per MB. It is outside the CPU and is under its control.
Explain why is Secondary Storage necessary:
To store data - Long term/Permanent
Larger capacity
Some forms of secondary storage are portable
How many bits in a Byte?
8
How many bytes in a Kilobyte?
1000 (1024)
How many bytes in a Megabyte?
1,000,000
How many Megabytes in a Gigabytes:
1000
How many Megabytes in a Gigabyte?
1,000,000
State the names of three types of storage devices:
Solid State Drives
Optical Devices
Magnetic Devices
Describe what is meant by a magnetic storage device:
A storage device which uses magnetic states (north/south polarization) to store data in binary form
Note 
Flashcard (20)