Computer Science for IGCSE & O level - Software (Section 11 - No. 24)
In what scenario is a buffer most useful?
When the user is installing new software.
When the printer speed is faster than the processor.
When there's a need to synchronize data transfer rates between different devices.
When the user wants to create a new folder on the desktop.
Explication
Buffers are used to temporarily store data to synchronize data transfers between devices or processes with different speeds.