CS609 Assignment No 1 Solution Fall 2017

CS609 Assignment No 1 Solution Fall 2017:

Dear Students, Here You can read and Download CS609 Assignment no 1 Solution and discussion fall 2017.

Assignment Total Marks: 20.

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CS609 Complete Assignment No 1 Solution Fall 2017:

Assignment Instructions:

Please read the following instructions carefully before submitting assignment. It should be clear that your assignment will not get any credit if:

• The assignment is submitted after due date.
• The submitted assignment does not open or file is corrupt.
• Assignment is copied (partial or full) from any source (websites, forums, students, etc.)

Note: You have to upload only .docor .docx file. Assignment in any other format (extension) will not be accepted and will be awarded with zero marks.

Objective:

The objective of this assignment is to provide hands on experience of:

• Getting started with system programming concepts including interrupts, accessing monitor text memory area, and TSRs
• Hands on experience of using Virtual Box and DOS environment

For any query about the assignment, contact at cs609@vu.edu.pk

Problem Statement:

Write a TSR (Terminate and StayResident) program that will show your VUID whenever “R” key is pressed and clear the screen whenever “C” key is pressed.

Instructions:

• In this program, you have to intercept keyboard interrupt (0x09) and write your own interrupt function.
• Your VUID must be displayed (whenever R key is pressed) starting from the beginningof monitor text memory area 0xb8000000
• The screen must be cleared whenever “C” key is pressed. To achieve this, fill space character in whole text
• memory area with white foreground color and black background color.
• VUID should be displayed in normal font (bold font is not required), having black foregroundcolor and white background color; and text should blink on the screen.
• Complete ASCII table and Scan Code table are available in Downloads section ofLMS.
• You should install Virtual Box and run Windows 98 in it to compile/run the code. Step by step instructions of how to install Virtual Box/Windows 98 and making COM file (TSR) are available in Downloads section ofLMS.
• After successfully running your code, you should take snapshot of the output and paste it inyour assignment solution file.
• There is no need to submit COM file. Your solution must be in a single word file (.doc or .docx) containing:
• Complete code(written in Word file)
• Output screenshot
• Youcan use Consolas font for enhancing readability of the code in Word file.

Note:

You should NOT useinterrupt 21/09H to display your VUID. Itmust be displayed only by accessing monitor textmemory area.

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