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Microprocessor

Microprocessor
A combinational PLD with a programmable AND array and a programmable OR array is called a

 PLA
 PROM
 PAL
 PLD

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Microprocessor
The addressing mode in instruction PUSH B is

 direct
 register indirect
 immediate
 register

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Microprocessor
During which T-state, contents of OP code from memory are loaded into IR (Instruction Register)?

 T2 OP code fetch
 T4 OP code fetch
 T1 OP code fetch
 T3 OP code fetch

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Microprocessor
During OPCODE fetch the state of S0 and S1 is

 11
 10
 01
 00

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Microprocessor
The number of output pins in 8085 microprocessors are

 21.
 19.
 27.
 40.

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Microprocessor
A microprocessor without the interrupt facility

 is best suited for process control system
 cannot be interfaced with any I/O devices
 cannot be used for DMA operation
 is not useful for process control system

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