In the 82C55 Programmable Peripheral Interface, which control signal becomes active low to indicate that data has been written into a strobed output port and is present at the port latch?

Which of the following territories was annexed by Lord Dalhousie under the pretext of misgovernance, and not directly through the Doctrine of Lapse?

What was the primary stated reason for the Partition of Bengal in 1905 by Lord Curzon?