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Microprocessor

Microprocessor
It is possible to copy a file in the same directory.

False
True

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Microprocessor
Total number of modes the 8253 can work

 8
 6
 4
 12

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Microprocessor
Using one 8259 IC is equivalent to providing …………. INTR pins on 8085

 8
 16
 18
 12

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Microprocessor
Total numbers of output pins in 8085 microprocessor are

 40
 13
 27
 30

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Microprocessor
A microprocessor differentiates between op code, data/address at any time by

 the stack pointer
 the program counter
 the sequence in which memory contents are fetched by it
 its internal registers

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Microprocessor
The 8085 microprocessor uses a crystal of frequency 6.25 Mhz. The T-state value is

 960ns
 640ns
 1280ns
 320ns

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