Microprocessor
While STC instruction executes,

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

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Microprocessor
Which one of the following is not correct?

 Bootstrap is a technique or device for loading first instruction
 An interrupt signal is required at the start of every program
 Bus is a group of wires
 An instruction is a set of bits that defines a computer operation

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Microprocessor
DS directive in 8085

None of these
Forces the assembler to reserve a specified number of bytes in the memory
Forces the assembler to reserve one byte of memory
Forces the assembler to reserve a specified number of consecutive bytes in the memory

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Microprocessor
Assertion (A): Each memory chip has its own address latch. Reason (R): ALE signal comes out of microprocessor 8085 and goes to memory chip.

A is wrong R is correct
Both A and R are correct but R is not correct explanation of A
Both A and R are correct and R is correct explanation of A
A is correct R is wrong

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