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Microprocessor

Microprocessor
Number of Hex digits needed to represent the 20-bit address of a memory location are

 16
 5
 20
 4

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Microprocessor
The operations executed by two or more control units are referred as

 Macro-operations
 Bi control-operations
 Micro-operations
 Multi-operations

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Microprocessor
_____________is used to read the status of the hardware interrupts (RST 7.5, RST 6.5, RST 5.5) by loading into the A register a byte which defines the condition of the mask bits for the interrupts.

 EI
 SIM
 RIM
 DI

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Microprocessor
A mask programmed ROM is

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

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Microprocessor
In a computer the data transfer between hard disk and CPU is nearly the same as that between diskette and CPU.

False
True

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Microprocessor
For the number A[15:0] = 0110110010001111, A[14:13] is ______ A[3:2].

Greater than
The same as
Less than
Cannot be determined

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