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Microprocessor

Microprocessor
Pick up the programmable interrupt controller from the following

 8279
 8257
 8275
 8259

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Microprocessor
In 8085 which addressing mode is also called inherent addressing?

Immediate
Register
Direct
Implicit

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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
In Fortran 77 a variable name can contain special characters.

True
False

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Microprocessor
At the beginning of a fetch cycle, the contents of the program counter are

 transferred to memory data register.
 incremented by one.
 transferred to memory address register .
 transferred to address bus.

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Microprocessor
PSW stands for

 accumulator contents
 flag byte
 accumulator and flag register contents
 none

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