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TED Ed How Hard Drives Work Flashcards | StudBud
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TED Ed How Hard Drives Work
TED Ed How Hard Drives Work
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Goes with https://ed.ted.com/lessons/how-do-hard-drives-work-kanawat-senanan
Flashcards
10 cards
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Questions
10
Answers
1
Which is the faster a Hard Drive or Solid State Drive?
Solid State Drive
Hard Drive
2
What does the hard drive do?
Prints the data
Stores data
Processes the data
Controls the operations of the computer
3
How is binary data recorded in a hard drive?
By stacking tiny magnets on top of each other
By melting the magnets into one
By engraving the dis
By aligning tiny magnets in one direction
4
The computer's main hard drive is a(n) , because it is located inside the computer.
internal device
course
drive
word
5
Which technology is currently in the prototyping stage that will supersede perpendicular recording:
Bit-patterned media
Solid state drive
Longitudinal recording
Heat assisted magnetic recording
6
What components are in hard drives?
Magnetic sensor
Magnetic disk
Electromagnet writer
All of the above
7
What is not one of the innovations that help increasing areal density of hard drives?
Thin film lithography
Mathematical algorithm
Superparamagnetic effect
Thermal fly height control
8
It is predicted that perpendicular recording will push the areal density up to:
20Tbit/in2
600Gbit/in2
100Gbit/in2
1Tbit/in2
9
In this lesson, what causes data loss?
Fly height
Moore's law
Electrical noises
Heat energy
10
Storage on a hard drive is volatile.
False
True
