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Microprocessor

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

 TRAP
 INTR
 RST 7
 RST 5.5

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Microprocessor
IC 7485 cannot be cascadeD.

False
True

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Microprocessor
While CMP B instruction executes,

 no flags will be affected.
 all flags will be affected.
 only carry and zero flags will be affected.
 only carry flag will be affected.

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Microprocessor
The word size of 8085 microprocessor is

 4-bit
 8-bit
 20-bit
 16-bit

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

 8253
 8251
 8279
 8259

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Microprocessor
The stack pointer

 resides in RAM
 resides in microprocessor
 resides in ROM
 may be in RAM or ROM

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