Microprocessor In an intel 8085A, which is the first machine cycle of an instruction? A memory read cycle 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 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. None of these Execution Unit (EU) Bus Interface Unit (BIU) Both ‘c’ and ‘d’ None of these Execution Unit (EU) Bus Interface Unit (BIU) Both ‘c’ and ‘d’ ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The relation among IC (Instruction Cycle), FC (Fetch cycle) and EC (Execute Cycle) is EC = IC + FC IC = FC + 2EC IC = FC - EC IC = FC + EC EC = IC + FC IC = FC + 2EC IC = FC - EC IC = FC + EC ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In 8085 microprocessor, in response to RST 7.5 interrupts the execution is transferred to memory location 0034H 0000H 003CH 002CH 0034H 0000H 003CH 002CH ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The control flags in 8086 are: the direction flag(DF). the interrupt flag(IF). the Trap flag(TF). All of these the direction flag(DF). the interrupt flag(IF). the Trap flag(TF). All of these ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The correct sequence of steps in the instruction cycle of a basic computer is Read effective address, Decode, Fetch and Execute. Fetch, Read effective address, Decode and Execute. Fetch, Decode, Read effective address and, Execute. Fetch, Execute, Decode and Read effective address. Read effective address, Decode, Fetch and Execute. Fetch, Read effective address, Decode and Execute. Fetch, Decode, Read effective address and, Execute. Fetch, Execute, Decode and Read effective address. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS