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Microprocessor

Microprocessor
Internet is a worldwide network of computers where most of the information is freely available.

False
True

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Microprocessor
The 8085 microprocessor enters into bus idle machine cycle whenever

None of these
 DAD RP instruction is executed
 INTR interrupt is recognized
 RST 7.5 is recognized

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Microprocessor
It is possible to copy a file in the same directory.

False
True

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Microprocessor
The five flags in 8085 are designated as

Z, C, S, P, AC
Z, CY, S, P and AC
Z, CY, S, D, AC
D, Z, S, P, AC

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Microprocessor
Inintel 8085A microprocessor ALE signal is made high to

 Enable the data bus to be used as low order address bus
 To disable data bus
 To latch data D0-D7 from data bus
 To achieve all the functions listed above

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Microprocessor
Which one of the following statement is false?

 A microprocessor has bi-directional address bus
 A microprocessor has bi-directional data bus
 A microprocessor has unidirectional address bus
 A microprocessor has an ALU

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