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Microprocessor

Microprocessor
In 8085 microprocessor, the RST6 instruction transfer programme execution to following location

 0060H.
 0024H.
 0048H.
 0030H.

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

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

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Microprocessor
The data bus of any microprocessor is always

 Either unidirectional or bi-directional
 None
 Bi-directional
 Unidirectional

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Microprocessor
If the sign bit of mantissa is 0 and the exponent is increased from a positive to a more negative number the result is

A larger floating point number
A negative floating point number
A smaller floating point number
Either A or B depending on the actual number

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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
 T4 & T1
 T1 & T2
 T3 & T4

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

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

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