1.  in the register A

2.  at the memory address 1000

3.  at the memory address 1F00

4.   at the memory address 2000

4
Correct Answer :

at the memory address 2000


Explanation :
No Explanation available for this question

1.  6 kbytes

2.  32 kbytes

3.  48 kbytes

4.   64 kbytes

4
Correct Answer :

32 kbytes


Explanation :
No Explanation available for this question

1.  number of instructions in the current program that have already been executed

2.  total number of instructions in the program being executed

3.  memory address of the instruction that is being currently executed

4.  memory address of the instruction that is to be executed next

4
Correct Answer :

memory address of the instruction that is to be executed next


Explanation :
No Explanation available for this question

1.  TRAP

2.  INTR

3.  RST7.5

4.   RST3

4
Correct Answer :

RST3


Explanation :
No Explanation available for this question

1.  -256

2.  -255

3.  -128

4.  -127

4
Correct Answer :

-128


Explanation :
No Explanation available for this question

1.  make the processor wait during a DMA operation

2.  make the processor wait during a power interrupt processing

3.  make the processor wait during a power shutdown

4.   interface slow peripherals to the processor

4
Correct Answer :

interface slow peripherals to the processor


Explanation :
No Explanation available for this question

1.  PROM contains a programmable AND array and a fixed OR array

2.  PLA contains a fixed AND array and a programmable OR array

3.  PROM contains a fixed AND array and programmable OR array

4.   None of these

4
Correct Answer :

PROM contains a fixed AND array and programmable OR array


Explanation :
No Explanation available for this question

1.  SP = 27 FF, HL = 1003

2.  SP = 27 FD, HL = 1003

3.  SP = 27 FF, HL = 1006

4.   SP = 27 FD, HL = 1006

4
Correct Answer :

SP = 27 FD, HL = 1006


Explanation :
No Explanation available for this question

1.  I/O devices have 8-bit addresses

2.  I/O devices are accessed using IN and OUT instructions

3.  there can be a maximum of 256 input devices and 256 output devices

4.   arithmetic and logic operations can be directly performed with the I/O data.

4
Correct Answer :

arithmetic and logic operations can be directly performed with the I/O data.


Explanation :
No Explanation available for this question

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