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Microprocessor

Microprocessor
Maximum number of I/O that can be addressed by the INTEL 8085 is

 285
 65536
 256
 512

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Microprocessor
Which one of the following interrupt/interrupts is/are only level triggering?

 TRAP
 both ‘a’ and ‘b’
 RST 6.5
 RST 5.5

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Microprocessor
The word size of 8085 microprocessor is

 8-bit
 16-bit
 20-bit
 4-bit

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Microprocessor
The data lines of 8085 microprocessor are multiplexed with

 status lines
 higher order address lines
 lower order address lines
None of these

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Microprocessor
When any data transfer instruction, to transfer the data from memory to microprocessor, is executed the condition flags are

 affected indicating specific conditions
 always set
 not affected
 always reset

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

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

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