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Microprocessor

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

 PLD
 PAL
 PLA
 PROM

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Microprocessor
Total numbers of output pins in 8085 microprocessor are

 27
 40
 30
 13

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Microprocessor
DMA is used between

 memory and I/O
 none
 microprocessor and memory
 microprocessor and I/O

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

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

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

 PLD
 PAL
 PLA
 PROM

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Microprocessor
A sequence of two registers that multiplies the content of DE register pair by two and stores the result in HL register pair (in 8085 assembly language) is

 XCHG & DAD B
 XTHL & DAD H
 PCHL & DAD D
 XCHG & DAD H

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