Microprocessor What is the size (in bytes) of Prefetch queue in 8086? 3. 6. 4. 2. 3. 6. 4. 2. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The timing difference between a slow memory and fast processor can be resolved if External buffer is used Either A or B Neither A nor B Processor is capable of waiting External buffer is used Either A or B Neither A nor B Processor is capable of waiting ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In an intel 8085A, which is the first machine cycle of an instruction? An I/O read cycle An op-code fetch cycle A memory write cycle A memory read cycle An I/O read cycle An op-code fetch cycle A memory write cycle A memory read cycle ANSWER DOWNLOAD EXAMIANS APP
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 correct R is wrong 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 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 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The content of the A15-A8 (higher order address lines) while executing “IN 8-bit port address” instruction are irrelevant same as the content of A7-A0 all bits reset (i.e. 00H) all bits set (i.e. FFH) irrelevant same as the content of A7-A0 all bits reset (i.e. 00H) all bits set (i.e. FFH) ANSWER DOWNLOAD EXAMIANS APP
Microprocessor ALU (Arithmetic and Logic Unit ) of 8085 microprocessor consists of Accumulator, temporary register, arithmetic and logic circuits Accumulator, temporary register, arithmetic, logic circuits and five flags Accumulator, arithmetic and logic circuits Accumulator, arithmetic, logic circuits and five flags Accumulator, temporary register, arithmetic and logic circuits Accumulator, temporary register, arithmetic, logic circuits and five flags Accumulator, arithmetic and logic circuits Accumulator, arithmetic, logic circuits and five flags ANSWER DOWNLOAD EXAMIANS APP
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