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CS401 - CS401
06 Aug 2026 at 05:23 PM
MCQS logical thy sary Toolkit waly kren or sath hi un sy relivant logics clear kren. ek mcq tha if 32 bit number is divided by 16 bit number reminder is stored in AX BX CX DX. DX correct tha Short qu…
MCQS logical thy sary Toolkit waly kren or sath hi un sy relivant logics clear kren. ek mcq tha if 32 bit number is divided by 16 bit number reminder is stored in AX BX CX DX. DX correct tha Short question: 1) What is the size of Intel 8086 Address Bus and maximum memory of it. Answer: 20-bit physical address and 1 MB max memory 2) long Questions: 1) Write a assembly program to find 2's complement of a number in register AX and store result in DX: Answer: [org 0x100h] mov ax, 1234h ; Example number mov dx, ax ; Copy AX to DX not dx ; 1's complement add dx, 1 ; 2's complement mov ax, 4C00h int 21h 2) Offset or Segment memory di the physical memory nikalni the or steps likhny thy Answer: Given: Segment = 1234h Offset = 000Ah Steps: i) Multiply segment by