Evaluation principles for course exam 19.10.2006

These do not contain the answers themselves, only the principles.


Question 1  (graded by Mika)


  a) 1 point for each explanation


  b) 1 point for correct answers  +
     2 points for correct explanations (1 for both processes) 


  c) 1 point for correct answer +
     2 points for correct explanation (or 1 if there was some mistakes)

Question 2  (graded by Tiina)

  a), b) and c)
     1 point for correct answer +
     1 point for the reasoning (or some explanation for the answer)

  c) HINT: To create the correct buddy system tree, you need to break
some of the continuous areas. They belong to different parts in the
tree, but for continuous area in the memory.

Question 3  (graded by Mika)

  a) 1 point for specifying the registers, especially page table
register  +
     2 points for explaining how the address translation works



  b) 2 points for correct clock-algorithm (1 point if there was some
mistakes
       or a clock variant instead of the real clock)  +
     1 point if the result was correct and the explanation too. Note the
explanation
       had to agree with the algorithm specified above. In other words,
if there
       was a clock variant explained, then the result had to also use
the same
       variant.



  c)
     3 points if the figure was correct            OR

     2 points if there was some small errors       OR

     1 point if many errors (but still resembled the correct algorithm)