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Microprocessor

Microprocessor
In 8086 the number of bytes which can be addressed directly is about

100000
1000
10000
one million

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Microprocessor
In an 8085 microprocessor based system, the contents of SP are 1000H, PUSH B instruction will transfer the contents of registers B & C respectively for memory locations

 1000 H and 1001 H
 1000 H and 0FFF H
 0FFE H and 0FFF H
 0FFF H and 0FFE H

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Microprocessor
The first machine cycle of an instruction is always

 A fetch cycle
 An I/O read cycle
 A memory read cycle
 A memory write cycle

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Microprocessor
‘Burst refresh’ in DRAM is also called

None of these
Hidden refresh
Distributed refresh
Concentrated refresh

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Microprocessor
The minimum number of transistors required to implement a two input AND gate is

8
6
4
2

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

 Macroinstruction
 Object program
 Source program
 Symbolic addressing

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MORE MCQ ON Microprocessor

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