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WorksheetsMicro processor
Total questions: 10
Worksheet time: 5mins
Data bus width of 8086 microprocessor
16
20
8
32
Choose the maximum mode pins of 8086
HOLD
DEN
LOCK
INTR
Which of the following has higher priority ?
INTR
NMI
Which register contains the 16-bit offset address of next instruction code within the 64 Kb of the code segment
(a)
Which are the registers in Execution unit?
Data Segment Register
Counter Register
Instruction Pointer
Flag Register
Size of stack segment in 8086 ?
(a)
Identify the addressing mode
MOV CX, [SI + 0A20H]
Immediate
Register Indirect
Direct
Indexed
When ALE goes high, address on address bus is latched onto a latch IC
true
false
In based indexed addressing mode , effective address of operand is calculated using which of the following
BX , AX , 16 bit displacement
BX ,16 bit displacement
BX, DX, 8 bit displacement
BP , SI , 16 bit displacement
Which register is used commonly in Loop instructions ?
AX
BX
CX
DX
