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Microprocessor

Microprocessor
RST 3 instruction will cause the processor to branch to the location

 0018H
 0024H
 0028H
 0000H

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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

 T2 & T3
 T1 & T2
 T4 & T1
 T3 & T4

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Microprocessor
PSW stands for

 accumulator and flag register contents
 flag byte
 none
 accumulator contents

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Microprocessor
At the beginning of a fetch cycle, the contents of the program counter are

 transferred to address bus.
 incremented by one.
 transferred to memory data register.
 transferred to memory address register .

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Microprocessor
The control flags in 8086 are:

 the Trap flag(TF).
 the interrupt flag(IF).
 the direction flag(DF).
All of these

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Microprocessor
Identify the programmable interval timer from the following

 8279
 8253
 8252
 8275

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