Microprocessor The number of status flags present in 8085 microprocessor are 5 10 8 16 5 10 8 16 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? 2, 3 and 4 1, 2 and 4 1, 2 and 3 1, 3 and 4 2, 3 and 4 1, 2 and 4 1, 2 and 3 1, 3 and 4 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The content of the A15-A8 (higher order address lines) while executing “IN 8-bit port address” instruction are all bits set (i.e. FFH) all bits reset (i.e. 00H) irrelevant same as the content of A7-A0 all bits set (i.e. FFH) all bits reset (i.e. 00H) irrelevant same as the content of A7-A0 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The cycle required to fetch and execute an instruction in a 8085 microprocessor is which one of the following? Clock cycle Instruction cycle Machine cycle Memory cycle Clock cycle Instruction cycle Machine cycle Memory cycle ANSWER DOWNLOAD EXAMIANS APP
Microprocessor When .9432 E – 4 is subtracted from .5452 E – 3 in normalized floating point mode None of the numbers is changed .9432 E – 4 is changed to .09432 E – 3 and .5452 E – 3 is not changed Both Ihe numbers are changed and their exponents are, made equal to -5 .5452 E – 3 is changed to 5.452 E – 4 but .9432 E – 4 is not changed None of the numbers is changed .9432 E – 4 is changed to .09432 E – 3 and .5452 E – 3 is not changed Both Ihe numbers are changed and their exponents are, made equal to -5 .5452 E – 3 is changed to 5.452 E – 4 but .9432 E – 4 is not changed ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The relation among IC (Instruction Cycle), FC (Fetch cycle) and EC (Execute Cycle) is IC = FC + EC IC = FC + 2EC IC = FC - EC EC = IC + FC IC = FC + EC IC = FC + 2EC IC = FC - EC EC = IC + FC ANSWER DOWNLOAD EXAMIANS APP
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