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Microprocessor

Microprocessor
How many 16-bit special purpose registers are present in 8085 microprocessor?

 8
 2
 16
 6

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Microprocessor
Consider the following statements: In 8085 microprocessor, data-bus and address bus are multiplexed in order to I)Increase the speed of microprocessor. II)Reduce the number of pins. III)Connect more peripheral chips. Which of these statements is/are correct?

 (I), (II) & (III)
 (I) only
 (II) only
 (II) & (III)

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Microprocessor
Which language could be used for programming an FPGA.

 Verilog
 VHDL
 Both A and B
 None

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Microprocessor
The 8085 microprocessor enters into bus idle machine cycle whenever

 RST 7.5 is recognized
 DAD RP instruction is executed
 INTR interrupt is recognized
None of these

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Microprocessor
PSW stands for

 none
 accumulator and flag register contents
 accumulator contents
 flag byte

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Microprocessor
In a microprocessor based system the stack is always in

 ROM
 EPROM
 RAM
 microprocessor

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