Unit 1 The Microprocessor - MCQ
UNIT I – THE 8086 MICROPROCESSOR UNIT I – THE 8086 MICROPROCESSOR Show all questions <= => The NMI pin should remain high for atleast. ? 2 Clock Cycles ? 4 Clock Cycles ? 3 Clock Cycles ? 1 Clock Cycles Comparing the time T1 taken for fetching and execution of a single instruction on a pipelined CPU with time T2 taken for the same on a non-pipelined but identical CPU, then select one of the following options. ? T1is T2 plus the time taken for the one instruction fetch cycle ? T1<T2 ? T1>T2 ? T1=T2 The instruction MOV AX, [2500H] is an example of ? Immediate Addressing Mode ? Indirect Addressing Mode ? Direct Addressing Mode ? Register Addressing Mode The assembler directive used at the beginning of a procedure is _________. ? ENDP ? PROC ? ORG ? PTR How many address lines are in 8086 microprocessor? ? 16 lines ? 32 lines ? 18 lines ? 20 lines W