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Microprocessor

Microprocessor
RST 3 instruction will cause the processor to branch to the location

 0024H
 0018H
 0028H
 0000H

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Microprocessor
In C the keywords are also called

Character words
Reserved words
Special words
Class words

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Microprocessor
If the sign bit of mantissa is 0 and the exponent is increased from a positive to a more negative number the result is

Either A or B depending on the actual number
A smaller floating point number
A larger floating point number
A negative floating point number

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Microprocessor
Which one of the following interrupt/interrupts is/are only level triggering?

 both ‘a’ and ‘b’
 RST 6.5
 RST 5.5
 TRAP

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Microprocessor
Which general register or general register pair is incremented/decremented by 2 during PUSH and POP instructions?

 H-L.
 D-E.
 Stack Pointer.
 Program Counter.

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Microprocessor
The number of output pins in 8085 microprocessors are

 19.
 27.
 21.
 40.

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