Microprocessor How many 16-bit special purpose registers are present in 8085 microprocessor? 2 8 6 16 2 8 6 16 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Consider the following statements: In 8085 microprocessor, data-bus and address bus are multiplexed in order to I)Increase the speed of microprocessor. II)Reduce the number of pins. III)Connect more peripheral chips. Which of these statements is/are correct? (II) & (III) (I) only (I), (II) & (III) (II) only (II) & (III) (I) only (I), (II) & (III) (II) only ANSWER DOWNLOAD EXAMIANS APP
Microprocessor ‘Burst refresh’ in DRAM is also called Hidden refresh Distributed refresh None of these Concentrated refresh Hidden refresh Distributed refresh None of these Concentrated refresh ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Consider the following registers: 1. Accumulator and flag register 2. B and C register 3. D and E register 4. H and L register Which of these 8-bit registers of 8085 microprocessor can be paired together to make a 16-bit register? 1, 2 and 3 1, 2 and 4 2, 3 and 4 1, 3 and 4 1, 2 and 3 1, 2 and 4 2, 3 and 4 1, 3 and 4 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The program counter in a 8085 micro-processor is a 16-bit register, because There are 16 address lines It facilitates the user storing 16-bit data temporarily It has to fetch two 8-bit data at a time It counts 16-bits at a time There are 16 address lines It facilitates the user storing 16-bit data temporarily It has to fetch two 8-bit data at a time It counts 16-bits at a time ANSWER DOWNLOAD EXAMIANS APP
Microprocessor PUSH B instruction in 8085 microprocessor causes the contents of register B & C to be copied in the stack registers B & C to be cleared the contents of register B only to be copied in the stack the contents of registers B & C to be transferred in the stack and and the registers get cleared the contents of register B & C to be copied in the stack registers B & C to be cleared the contents of register B only to be copied in the stack the contents of registers B & C to be transferred in the stack and and the registers get cleared ANSWER DOWNLOAD EXAMIANS APP
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