Electronics and Communication Engineering - Electronic Devices and Circuits

26.
To have the multiprocessing capabilities of the 8086 microprocessor, the pin connected to the ground is
DEN
ALE
INTER
Answer: Option
Explanation:
No answer description is available. Let's discuss.

27.
An index register in digital computer is a register to be used for
performing arithmetic and logic operations
temporary storage of result
counting number of times a program is executed
address modification purpose
Answer: Option
Explanation:
No answer description is available. Let's discuss.

28.
Assuming accumulator contain A 64 and the carry is set (1). What will register A and carry (CY) contain after ORA A?
A 6 H, 1
A 6 H, 0
00 H, 0
00 H, 1
Answer: Option
Explanation:
No answer description is available. Let's discuss.

29.
2's complement of a given 3 or more bit number of non-zero magnitude is the same as the original number if all bits except
MSB are zero
LSB are zero
MSB are 1
LSB are 1
Answer: Option
Explanation:
No answer description is available. Let's discuss.

30.
A half adder adds __________ bits and a full adder adds __________ bits.
two, three
three, four
four, six
two, four
Answer: Option
Explanation:
No answer description is available. Let's discuss.