Computer Basic Information
Impact printers

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

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Computer Basic Information
Which of the following is not true of immediate processing?

It can occur with either sequential of direct-access files
All of these
Transactions are processed shortly after a real-world event occurs
It is often used in real-time applications
It can be used in an airline-reservation system

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