CS501 - Advance Computer Architecture Assignment No. 2 Solution Fall 2018 Due Date: January 29, 2018 

Advance Computer Architecture (CS501)

Assignment # 02


Total marks = 20                                                                              


Deadline Date:

January 29, 2019

Please carefully read the following instructions before attempting assignment.


It should be clear that your assignment would not get any credit if:

  • The assignment is submitted after the due date.
  • The submitted assignment does not open or file is corrupt.
  • Strict action will be taken if submitted solution is copied from any other student or from the internet.


You should concern the recommended books to clarify your concepts as handouts are not sufficient.

You are supposed to submit your assignment in .doc or docxformat.

Any other formats like scan images, PDF, zip, rar, ppt and bmp etc. will not be accepted.

Topic Covered:

·         Interrupt Priority and Nested Interrupts



No assignment will be accepted after the due date via email in any case (whether it is the case of load shedding or internet malfunctioning etc.). Hence refrain from uploading assignment in the last hour of deadline. It is recommended to upload solution file at least two days before its closing date.

If you people find any mistake or confusion in assignment (Question statement), please consult with your instructor before the deadline. After the deadline no queries will be entertained in this regard.

For any query, feel free to email atcs501@vu.edu.pk




  1. No. 1. Marks 10

The performance of a 2MHzCPU is calculated as 2 MIPS. Data Transmission speed of a scanner is calculated as 9600 bytes per second. Direct Memory Access (DMA) controller transfers 16-bit data from scanner to memory in one clock cycle using cycle stealing. If such a controller is attached with a system, then calculate the percentage of speed dropped by using DMA controller.


  1. No. 2. Marks 10

Identify the category of the following8086 Interrupts.Also specify the sub categories if any.

1.      Mouse interrupt2.      Divide by zero3.      Trap4.      Non-Maskable5.      Breakpoint6.      Stack overflow7.      Mode Switching8.      Invalid opcode9.      File Deletion10.  Arithmetic overflows



“The End”

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