Microprocessor Mock Test 4

10%

Question 1 of 10

1. If 'x' is the value stored at the top of the stack, then the instruction F2XMI calculates the expression

2x+1

log(2x)

2x-1

Question 1 of 10

Question 2 of 10

2. Distributed systems are designed to run

parallel process

serial and parallel process

serial process

none of the mentioned

Question 2 of 10

Question 3 of 10

3. The number of address lines used by the I/O processor in 8089 is

Question 3 of 10

Question 4 of 10

4. The disadvantage of the bus window technique is

all of the mentioned

loss of effective local memory space

both processors must know the address map

both processors must know about bus window

Question 4 of 10

Question 5 of 10

5. In shared bus architecture, the required processor(s) to perform a bus cycle, for fetching data or instructions is

two processors

one processor

none of the mentioned

more than two processors

Question 5 of 10

Question 6 of 10

6. If the result is infinity, then the exception generated is

zero divide

denormalized operand

overflow

invalid operation

Question 6 of 10

Question 7 of 10

7. The IO device that can be interfaced with 8089 is

16-bit IO

8-bit IO

64-bit IO

16-bit and 8-bit IO

Question 7 of 10

Question 8 of 10

8. An operating system provides

all of the mentioned

input/output management

hardware and software resource management

memory management

Question 8 of 10

Question 9 of 10

9. Which of the following is not a general purpose register of 8089?

Question 9 of 10

Question 10 of 10

10. The current channel status of program status word contains

interrupt control and servicing

bus load limit

all of the mentioned

source and destination address widths

Question 10 of 10