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GDB for the course “System Programming (CS609)” will be open on Thursday 20th Feb, 2014 and it will be closed on Friday 21th Feb, 2014.

Graded Discussion Board Announcement Dated: Feb 11, 14

Dear students,

Graded Discussion Board for the course “System Programming (CS609)” will be open on Thursday 20th Feb, 2014 and it will be closed on Friday 21th Feb, 2014.

Discussion Topic

"The methods of DMA mode transfer are limited to protected mode programs." Support or contradict this statement with solid reason.

Read the instructions carefully before sending your comments:

  1. GDB will have weight-age of 5% of your total subject marks.
  2. Your discussion must be based on logical facts.
  3. You should post your comments on the Graded Discussion Board & not on the Regular MDB. Both will run parallel to each other during the time specified above.
  4. Your comments should be relevant to the topic i.e. clear and concise (Maximum 100 words).
  5. Books, websites and other reading material may be consulted before posting your comments. (Do not copy the material as it is.)
  6. No extra time will be given for discussion.
You cannot participate in the discussion after the due date or through e-mail.

Views: 3965

Replies to This Discussion

i think these are the only reasons to solve the gdb..........??????

Allah k bndo koi to discuss karo na

koi allah ka banda ab ye bi bata dy kay answer yes main hoga ya no main

i think ans no me ha.....................bcz dma mode is nt limited to protected mode

thanks saba . i am also agree with this answere . 

answer is right me ha

Certain operating systems operate in protected mode. In protected mode all of

the memory interfaced with the processor can be accessed. Operating systems in

this mode make use of various data structures for memory management

from where u got this material

I have messaged u  plz reply  abdul rauf bhai

from handout you can search in lecture no 1

If answer is in right then reason kia likhain .....mujhy to smjh nahi a rahi

Abdul Rauf bhai plz help us :(  

lo G 2 hours ho gae but abhi tk kisi ne zehmat nahi ki k reply kry 


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