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Microprocessor

Microprocessor
A microprocessor with a 12-bit address bus will be able to access

 4 K bytes
 8 K bytes
 10 K bytes
 1 K bytes

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Microprocessor
The ROM programmed during manufacturing process itself is called

 PROM
 EEPROM
 MROM
 EPROM

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Microprocessor
XCHG instruction exchanges the content of H-L with ______ register pair.

 D-E
 B-C
 PSW
 Stack Pointer

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Microprocessor
The operating modes of 8255 A are called

Mode 0 and mode 2
Mode 0, mode 2 and mode 3
Mode 0 and mode 1
Mode 0, mode 1 and mode 2

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Microprocessor
Maximum number of I/O that can be addressed by the INTEL 8085 is

 65536
 512
 285
 256

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Microprocessor
A mask programmed ROM is

 erasable electrically
 programmed by the user
 erasable and programmable
 programmed at the time of fabrication

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MORE MCQ ON Microprocessor

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