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Microprocessor

Microprocessor
How many T-states are required for execution of OUT 80H instruction?

 7
 13
 10
 16

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

234
45 H
64 H
6 AFH

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Microprocessor
The multiplexing of address bus and data buses is used in

 never multiplexed.
 depends on the internal architecture.
 all the microprocessors.
 none of these.

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Microprocessor
In a microcomputer , the address of memory locations are binary numbers that identify each memory circuit where a byte is stored. If a microcomputer uses 20-bit address, then numbers of different memory locations are

 20
 220
 220-1
 220 - 1

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Microprocessor
The number of status flags present in 8085 microprocessor are

 16
 5
 8
 10

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Microprocessor
In a computer the data transfer between hard disk and CPU is nearly the same as that between diskette and CPU.

True
False

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