Microprocessor Consider the following I) Sign flag II) Trap flag III) Parity flag IV) Auxiliary carry flag. Which one of the above flags is/are present in 8085 microprocessor? (I) only (I) & (II) (I) ,(III) & (IV) (II) & (III) (I) only (I) & (II) (I) ,(III) & (IV) (II) & (III) ANSWER DOWNLOAD EXAMIANS APP
Microprocessor If the number of address bits in a memory is reduced by 2 and the addressability is doubled, the size of the memory (i.e., the number of bits stored in the memory) Doubles Increases by 2^(address bits)/addressability Halves Remains unchanged Doubles Increases by 2^(address bits)/addressability Halves Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Microprocessor During the execution of the instruction, the ________tests the status and control flags and updates them based on the results of executing the instruction. Both ‘c’ and ‘d’ None of these Execution Unit (EU) Bus Interface Unit (BIU) Both ‘c’ and ‘d’ None of these Execution Unit (EU) Bus Interface Unit (BIU) ANSWER DOWNLOAD EXAMIANS APP
Microprocessor What is the size (in bytes) of Prefetch queue in 8086? 4. 3. 6. 2. 4. 3. 6. 2. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor DMA is used between microprocessor and I/O memory and I/O none microprocessor and memory microprocessor and I/O memory and I/O none microprocessor and memory ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Let the content of accumulator and register B be 0000 0100 and 0100 0000 respectively before execution of instruction SUB B. The content of accumulator after the execution of this instruction will be 00000100 01000000 11000100 010001000 00000100 01000000 11000100 010001000 ANSWER DOWNLOAD EXAMIANS APP
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