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Microprocessor

Microprocessor
________is the only non-vectored interrupt in 8085 microprocessor.

 RST 7
 TRAP
 INTR
 RST 5.5

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Microprocessor
The number of status flags present in 8085 microprocessor are

 10
 5
 8
 16

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Microprocessor
Identify the communication interfacing device from the following

 8257
 8155
 8251
 8255

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Microprocessor
In 8086, _______ uses a mechanism known as an instruction stream queue to implement a pipeline architecture.

 Bus Interface Unit (BIU)
 Both ‘b’ and ‘c’
 None of these
 Execution Unit (EU)

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Microprocessor
A combinational PLD with a programmable AND array and a programmable OR array is called a

 PAL
 PROM
 PLD
 PLA

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Microprocessor
During the execution of the instruction, the ________tests the status and control flags and updates them based on the results of executing the instruction.

 Both ‘c’ and ‘d’
 Bus Interface Unit (BIU)
 None of these
 Execution Unit (EU)

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