Computer Science · Oct / Nov 2022 · Paper 11 · Question 6
0478
As printed in the paper
The question as text
A computer sends the data for an image to the print buffer, to wait to be processed for printing, until the buffer is full. When the buffer is no longer full, it sends a signal back to the computer to state it is ready for more data. State the name of this signal and give two other examples of when this type of signal is used. Signal name Examples [3]
Read automatically from the paper; the printed page above is exact.
Show the answer and mark scheme
One from:
Interrupt
Any two from e.g.:
Paper jam
Paper tray empty
Any change of task example
Any error occurrence example
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