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Microprocessor

Microprocessor
The number of interrupt lines in 8085 is

2
4
3
5

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

 PLD
 PLA
 PROM
 PAL

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Microprocessor
Identify the non-programmable interfacing device from the following

 8255.
 8295.
 8257.
 8212.

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Microprocessor
The relation among IC (Instruction Cycle), FC (Fetch cycle) and EC (Execute Cycle) is

 EC = IC + FC
 IC = FC + EC
 IC = FC + 2EC
 IC = FC - EC

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Microprocessor
The number of hardware interrupts present in 8085 microprocessor are

 5
 8
 16
 10

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Microprocessor
The program counter in a 8085 micro-processor is a 16-bit register, because

 It counts 16-bits at a time
 It has to fetch two 8-bit data at a time
 It facilitates the user storing 16-bit data temporarily
 There are 16 address lines

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