Computer Science for IGCSE & O level - Hardware (Section 16 - No. 29)
What is 'refresh' in the context of DRAM?
Rewriting data to the same location.
Recharging the capacitors.
Deleting old data.
Storing data permanently.
स्पष्टीकरण
DRAM needs refreshing to maintain the data as capacitors leak charge over time.