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Microprocessor

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

 INTR
 RST 7
 RST 5.5
 TRAP

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Microprocessor
The character set of Fortran 77 includes lower case alphabets a to z.

False
True

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Microprocessor
The content of the A15-A8 (higher order address lines) while executing “IN 8-bit port address” instruction are

 irrelevant
 all bits set (i.e. FFH)
 same as the content of A7-A0
 all bits reset (i.e. 00H)

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Microprocessor
A microcomputer consists of

 a microprocessor
 memory
All of these
 I/O device

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Microprocessor
The 8085 microprocessor enters into bus idle machine cycle whenever

None of these
 INTR interrupt is recognized
 DAD RP instruction is executed
 RST 7.5 is recognized

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Microprocessor
The frequency of the driving network connected between pins 1 and 2 of 8085 microprocessor is

 four times the desired frequency
None of these
 equal to the desired frequency
 twice the desired frequency

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