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Microprocessor

Microprocessor
Total numbers of output pins in 8085 microprocessor are

 40
 27
 13
 30

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Microprocessor
What is mean by ALU

 Arithmetic logic unsigned
 Arithmetic logic upgrade
 Arithmetic local unsigned
 Arithmetic logic unit

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Microprocessor
The stack is nothing but a set of

 reserved ROM address space
None of these
 reserved RAM address space
 reserved I/O address space

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

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Microprocessor
The data bus of any microprocessor is always

 Bi-directional
 Unidirectional
 Either unidirectional or bi-directional
 None

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Microprocessor
The number of status flags present in 8085 microprocessor are

 5
 16
 10
 8

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