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Microprocessor

Microprocessor
Internet is a worldwide network of computers where most of the information is freely available.

False
True

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Microprocessor
In an intel 8085A, which is the first machine cycle of an instruction?

 An op-code fetch cycle
 An I/O read cycle
 A memory write cycle
 A memory read cycle

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Microprocessor
The instruction set of a microprocessor

 is stored inside the microprocessor
 cannot be changed by the user
 is specified by the user
 is specified by the manufacturers

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Microprocessor
Inintel 8085A microprocessor ALE signal is made high to

 To latch data D0-D7 from data bus
 To achieve all the functions listed above
 To disable data bus
 Enable the data bus to be used as low order address bus

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Microprocessor
IC 7485 cannot be cascadeD.

True
False

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

 8
 16
 6
 2

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