Microprocessor Using one 8259 IC is equivalent to providing …………. INTR pins on 8085 18 16 8 12 18 16 8 12 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Assuming LSB is at position 0 and MSB at position 7, which bit positions are not used (Undefined) in flag register of an 8085 microprocessor? 1, 3, 4 1, 3, 5 2, 3, 5 1, 2, 5 1, 3, 4 1, 3, 5 2, 3, 5 1, 2, 5 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor HLDA signal in 8085 performs the following operation: Indicates that another master is requesting the use of the address and data buses. Hold the data in the accumulator until the microprocessor is turned OFF. Indicates that the CPU has not received the HOLD request. Indicates that the CPU has received the HOLD request and that it will relinquish the bus in the next clock cycle. Indicates that another master is requesting the use of the address and data buses. Hold the data in the accumulator until the microprocessor is turned OFF. Indicates that the CPU has not received the HOLD request. Indicates that the CPU has received the HOLD request and that it will relinquish the bus in the next clock cycle. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor ‘Burst refresh’ in DRAM is also called Concentrated refresh Hidden refresh None of these Distributed refresh Concentrated refresh Hidden refresh None of these Distributed refresh ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Internet is a worldwide network of computers where most of the information is freely available. True False True False ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The frequency of the driving network connected between pins 1 and 2 of 8085 microprocessor is equal to the desired frequency four times the desired frequency twice the desired frequency None of these equal to the desired frequency four times the desired frequency twice the desired frequency None of these ANSWER DOWNLOAD EXAMIANS APP
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