CS609 Quiz
(System Programming)

Question # 1
_________ is a device incorporated into the PC to update time even if the computer is off.
Select correct option:

Question # 2
Int _______ service 0 can be used to set the line parameter of the UART or COM port.

Question # 3
____whenever received indicates the start of communication and ______ whenever received indicates a temporary pause in the communication.

Question # 4
The baud rate is set in accordance with the divisor value loaded within the UART internal registers base +0 and base +1.

Question # 5
The ________ function simply enables the self test facility within the modem control register.

Question # 6
In self test mode the output of the UART is routed to its input?

Question # 7
DCE is _____________

Question # 8
Int 14H __________ can be used to receive a byte.


Question # 9
In _____________ each byte is needed to be encapsulated in start and end.

Question # 10
The memory addresses of COM ports remain same for all computers?



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