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Microprocessor

Microprocessor
Total number of instructions in 8085 microprocessor assembly language is

 244
 245
 246
 247

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Microprocessor
Identify the non-programmable interfacing device from the following

 8295.
 8212.
 8257.
 8255.

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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
The forms of IF statements in FORTRAN 77 are called

Logical IF, block IF and arithmetic IF
Logical IF and Block IF
Logical IF and arithmetic IF
Logic IF, block IF, arithmetic IF and negate IF

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Microprocessor
The operations executed by two or more control units are referred as

 Micro-operations
 Multi-operations
 Bi control-operations
 Macro-operations

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Microprocessor
Which memory has read operation, byte erase, byte write and chip erase?

Both B and C
EEPROM
RAM
UVEPROM

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