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Microprocessor

Microprocessor
In 8085 microprocessor, the RST6 instruction transfer programme execution to following location

 0030H.
 0060H.
 0048H.
 0024H.

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Microprocessor
In C the keywords are also called

Character words
Special words
Reserved words
Class words

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Microprocessor
How many bytes in a zero memory page should be reserved for vectors used by RST instructions?

 64.
 32.
 16.
 128.

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Microprocessor
Circuit A is a 1-bit adder; circuit B is a 1 bit multiplier.[Hint: Construct the truth table for the adder and the multiplier]

Circuit B has more gates than circuit A
Circuit A has more gates than circuit B
None of these
Circuit A has the same number of gates as circuit B

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Microprocessor
After RESET 8255 will be in

 mode 2
 mode 0; all ports are output
 unchanged condition
 mode 0; all ports are input

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Microprocessor
Pick up the programmable interrupt controller from the following

 8259
 8275
 8257
 8279

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