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Microprocessor

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

log2 (m)
m
2*m
2^m

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Microprocessor
Each instruction in an assembly language program has the following fields 1. Label field 2. Mnemonic field 3. Operand field 4. Comment field What are the correct sequence of these fields?

 1, 2, 3 and 4
 2, 1, 4 and 3
 1, 3, 2 and 4
 2, 4, 1 and 3

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

 20
 4
 5
 16

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Microprocessor
How many 16-bit special purpose registers are present in 8085 microprocessor?

 16
 8
 6
 2

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Microprocessor
When any data transfer instruction, to transfer the data from memory to microprocessor, is executed the condition flags are

 not affected
 affected indicating specific conditions
 always reset
 always set

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Microprocessor
A real number consists of

Integer part, fraction part along with positive or negative sign
Integer part
None of these
Integer part and fraction part

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