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Microprocessor

Microprocessor
Which one of the following microprocessor has 16-bit data bus?

 6502
 Z-80
 68000
 8085

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Microprocessor
Which one of the following ICs is used to interface keyboard and display?

 8253
 8259
 8251
 8279

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Microprocessor
How many T-states are required for execution of OUT 80H instruction?

 13
 16
 10
 7

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Microprocessor
The register which holds the information about the nature of results of arithmetic and logic operations is called as

 Flag register
 Process status register
 Accumulator
 Condition code register

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Microprocessor
Which of the following interrupt is both level and edge sensitive?

 INTR
 RST 7.5
 TRAP
 RST 5.5

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Microprocessor
The first microprocessor to include virtual memory in the intel microprocessor family is

 80386
 Pentium
 80286
 80486

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MORE MCQ ON Microprocessor

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