What actually are the DB9, DB25 ports available in our computers?

Question

TuteeHUB · Accepted Answer

they are the TTL logic connector pins used for communication

TuteeHUB · Answer

they are connectors used to transfer data either serially or parallelly

TuteeHUB · Answer

they are the RS232 connectors used to connect two incompatible devices

TuteeHUB · Answer

they are just data transfer pins used to transfer the data

1.	What actually are the DB9, DB25 ports available in our computers?
A.	they are connectors used to transfer data either serially or parallelly
B.	they are the RS232 connectors used to connect two incompatible devices
C.	they are the TTL logic connector pins used for communication
D.	they are just data transfer pins used to transfer the data
Answer» C. they are the TTL logic connector pins used for communication

Discussion