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Question # 1 of 15 ( Starttime: 05:47:49 PM ) Total Marks: 1 which of the follow

ID: 3608163 • Letter: Q

Question

Question # 1 of 15 ( Starttime: 05:47:49 PM ) Total Marks: 1
which of the following is a special type of interrupt that returnsto the same instruction instead of the next instruction
Select correct option:

A) Divide overflow interrupt
B) Debug interrupt
C) Arithmetic overflow interrupt
D) Change of sign interrupt

A) Divide overflow interrupt

Question # 2 of 15 ( Starttime: 05:51:18 PM ) Total Marks: 1
There is no instruction to clear the
Select correct option:

Trap flag
Interrupt flag
Direction flag
None of the above

None of theabove

The programmable intervaltimer (PIT) has input frequency of
Select correct option:

1.193MHZ
2.193MHZ
3.193MHZ
4.193MHZ

1.193MHZ


Question # 4 of 15 ( Start time: 05:57:16 PM ) Total Marks:1
The parallel port connector is called ?
Select correct option:

DB-25
BD-25
DB-24
BD-24

Question # 5 of 15 ( Starttime: 06:01:28 PM ) Total Marks: 1
Which of the following is the highest priority interrupt
Select correct option:

INT3
INT2
INT1
INT0

Question # 9 of 15 ( Starttime: 07:31:17 PM ) Total Marks: 1
Programmable interrupt controller has two ports 20 and 21. Port 20is the control port while port 21 is...........
Select correct option:

The Interrupt mask register
Interrupt port
Output port
Inpuit port

Question # 10 of 15 ( Start time: 07:36:19 PM ) Total Marks:1
When a number is divided by zero”A Division by 0”interrupt is generated by the which of the followinginstructions?
Select correct option:

INT 0
INT 1
INT 2
This interrupt is generated automatically

Question # 12 of 15 (Start time: 07:43:31 PM ) Total Marks: 1
In programmable interrupt controller which of the following portsis used for selectively enabling or disabling interrupts?
Select correct option:

19
20
21
22

Explanation / Answer

2. None of the above 3. 1.93MHZ 4. DB-25 5. INT 0 9. The Interrupt mask register 10. This interrupt is generated automatically 12. 20