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Microprocessor

Microprocessor
How many segments are there in 8086?

 6.
 2.
 3.
 4.

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Microprocessor
Consider the following statements: In 8085 microprocessor, data-bus and address bus are multiplexed in order to I)Increase the speed of microprocessor. II)Reduce the number of pins. III)Connect more peripheral chips. Which of these statements is/are correct?

 (I), (II) & (III)
 (II) & (III)
 (I) only
 (II) only

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Microprocessor
Which of the following is not a general purpose peripheral?

Programmable CRT controller
I/O port
Programmable interrupt controller
Programmable interval timer

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Microprocessor
The length of bus cycle in 8086/8088 is four clock cycles, T1, T2, T3, T4 and an indeterminate number of wait state clock cycles denoted by Tw. The wait states are always inserted between

 T4 & T1
 T2 & T3
 T3 & T4
 T1 & T2

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Microprocessor
A single instruction to clear the lower nibble of accumulator in 8085 language assembly is

 XRI FOH
 ANI F0H
 XRI 0FH
 ANI OFH

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

 16
 10
 7
 13

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