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Microprocessor

Microprocessor
Internet is a worldwide network of computers where most of the information is freely available.

False
True

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

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

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

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

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Microprocessor
The first microprocessor to include virtual memory in the intel microprocessor family is

 80386
 80486
 80286
 Pentium

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Microprocessor
Which of the following is not treated as hexadecimal constant by assembler in 8085?

64 H
45 H
234
6 AFH

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Microprocessor
After RESET 8255 will be in

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

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