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Microprocessor

Microprocessor
What is the size (in bytes) of Prefetch queue in 8086?

 3.
 2.
 6.
 4.

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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

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

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Microprocessor
Output of the assembler in machine codes is referred to as

 Macroinstruction
 Symbolic addressing
 Object program
 Source program

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Microprocessor
While STC instruction executes,

 only carry flag will be affected.
 all flags will be affected.
 only carry and zero flags will be affected.
 no flags will be affected.

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Microprocessor
In 8085 microprocessor, the RST6 instruction transfer programme execution to following location

 0030H.
 0024H.
 0048H.
 0060H.

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Microprocessor
During OPCODE fetch the state of S0 and S1 is

 11
 01
 00
 10

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