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Microprocessor

Microprocessor
In C the keywords are also called

Special words
Reserved words
Class words
Character words

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

 TRAP
 INTR
 RST 5.5
 RST 7

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Microprocessor
In microprocessor based system DMA refers to

None of these
 direct memory access for the I/O device
 direct memory access for microprocessor
 direct memory access for the user

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Microprocessor
The operating modes of 8255 A are called

Mode 0 and mode 1
Mode 0, mode 1 and mode 2
Mode 0 and mode 2
Mode 0, mode 2 and mode 3

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Microprocessor
The data bus of any microprocessor is always

 None
 Either unidirectional or bi-directional
 Unidirectional
 Bi-directional

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Microprocessor
Total number of instructions in 8085 microprocessor assembly language is

 245
 244
 246
 247

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