railway RRB JE (CBT I + CBT II) Mock Test 2024 Computer Networks TCP/UDP and Sockets, Congestion Control TCP
The DMA sends DACK - acknowledgement signal to the peripheral when _______.
1
higher address bus A8- A15 is available on the address bus
2
MPU sends the HLDA signal
3
entire address bus A0- A15 is available on the address bus
4
lower address bus A0- A7 is available on the address bus