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Microprocessor

Microprocessor
Which of the following interrupt is both level and edge sensitive?

 TRAP
 RST 7.5
 INTR
 RST 5.5

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Microprocessor
While CMP B instruction executes,

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

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Microprocessor
What are the sets of commands in a program which are not translated into machine instructions during assembly process, called?

 Directives
 Mnemonics
 Identifiers
 Operands

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Microprocessor
‘Burst refresh’ in DRAM is also called

None of these
Concentrated refresh
Hidden refresh
Distributed refresh

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Microprocessor
PSW stands for

 flag byte
 accumulator contents
 none
 accumulator and flag register contents

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Microprocessor
In one’s complement 8 bit representation 11111111 represents

-1
1
+0
-0

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