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Microprocessor

Microprocessor
Total numbers of output pins in 8085 microprocessor are

 40
 13
 30
 27

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Microprocessor
The microprocessor issues ALE during first T-state of

 memory WRITE cycle only
 every machine cycle
 memory READ cycle only
 fetch cycle only

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Microprocessor
Inintel 8085A microprocessor ALE signal is made high to

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

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Microprocessor
CALL instruction is a ______ instruction.

 1 bytes
 2 bytes
 3 bytes
 4 bytes

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Microprocessor
The ROM programmed during manufacturing process itself is called

 EEPROM
 EPROM
 MROM
 PROM

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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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