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Microprocessor

Microprocessor
Total number of instructions in 8085 microprocessor assembly language is

 245
 244
 246
 247

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Microprocessor
The number of status flags present in 8085 microprocessor are

 16
 8
 10
 5

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

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

 INTR
 TRAP
 RST 7.5
 RST 5.5

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Microprocessor
Consider the following statements: Arithmetic Logic Unit (ALU) 1.Performs arithmetic operations 2.Performs comparisons. 3.Communicates with I/O devices 4.Keeps watch on the system Which of these statements are correct?

 1 and 2 only
 1, 2, 3 and 4
 1, 2 and 3
 3 and 4 only

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Microprocessor
_____________is used to read the status of the hardware interrupts (RST 7.5, RST 6.5, RST 5.5) by loading into the A register a byte which defines the condition of the mask bits for the interrupts.

 EI
 SIM
 DI
 RIM

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