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Microprocessor

Microprocessor
Which one of the following microprocessor is not an 8-bit microprocessor

 Z-80
 8085
 68000
 6502

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Microprocessor
If m is a power of 2, the number of select lines required for an m-input mux is:

m
2^m
log2 (m)
2*m

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Microprocessor
The 8085 microprocessor enters into bus idle machine cycle whenever

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

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

 256
 285
 65536
 512

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Microprocessor
In a C expression using assignment operators, relational operators and arithmetic operators, the hierarchy of operations (in the absence of parenthesis) is

Arithmetic, assignment, relational
Relational, assignment, arithmetic
Arithmetic, relational, assignment
Assignment, relational, arithmetic

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Microprocessor
An I/O processor controls the flow of information between

Cache and main memory
Main memory and I/O devices
Two I/O devices
Cache memory and I/O devices

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