Q. What is the length of SP (Stack pointer) of 8085 μp?

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Q. Shifting digits from left to right and vice versa is needed in

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Q. Current requirement of a piezo buffer is about

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Q. Consider the following instruction of 8085 μp :

1. MOV M, A
2. AODC
3. MVI A, FF
4. CMP M

Which of these cause change in the status of flag(s)?

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Q. A microprocessor with a 16-bit address bus is used in a linear memory selection configuration (i.e., Address bus lines are directly used as chip selects of memory chips) with 4 memory chips. The maximum addressable memory space is

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Q. The logic represented by the abbreviation ECL is

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Q. A (A + B) =

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Q. One of the function of the SiO₂ layer in an IC is to

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Q. Monostable multivibrator is called one-shot or single-shot circuit because it

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Q. 10's complement of 16₁₀ is

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Q. The hexadecimal number 64 AC is equivalent to decimal number

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Q. A binary with a digits, all of which are unity has the value

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Q. In a NAND SR latch S = R = 1. Then

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Q. A 4 bit binary adder has 4 full adders.

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Q. In floating point representation, the accuracy is

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Q. The PC contains 0450 H and SP contains 08D 6 H. What will be content of P and SP following a CALL to subroutine at location 02 AFH?

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Q. Assuming accumulator contain A 64 and the carry is set (1). What will register A and (CY) contain after ADI A4H?

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Q. In a monolithic IC, resistors are formed from

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Q. For wired AND connection we should use

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Q. A̅̅ + AB̅ =

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