Computer Basic Information
Impact printers

use optical technology
strike a ribbon against the paper to produce character images
are more expensive than Laser printers
include ink-jet and thermal devices
None of these

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Computer Basic Information
The CPU of a computer transfers print output to a temporary disk memory at high speed and then gets back to processing another job without waiting for the output to got to the printer. In this way, the CPU does not remain idle due to its own high speed as compared to the low speed of the printer. What is the name of this memory?

I/O memory
Buffer memory
ROM
None of these
External memory

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