1
GATE CSE 1997
MCQ (Single Correct Answer)
+2
-0.6
What is the maximum value of the function
$$f\left( x \right) = 2{x^2} - 2x + 6$$ in the interval $$\left[ {0,2} \right]$$?
A
$$6$$
B
$$10$$
C
$$12$$
D
$$5.5$$
2
GATE CSE 1997
MCQ (Single Correct Answer)
+2
-0.6
Each process Pi,i=1.....9 is coded as follows

  Repeat
  P(mutex){
  critical section
  }
  V(mutex)
  Forever
The code for P10 is identical except that it uses V(mutex) in place of P(mutex). What is the largest number of processes that can be inside the critical section at any moment?
A
1
B
2
C
3
D
None of the above
3
GATE CSE 1997
MCQ (Single Correct Answer)
+1
-0.3
Locality of reference implies that the page reference being made by a process
A
Will always be to the page used in the previous page reference
B
Is likely to be to one of the pages used in the last few page references
C
Will always be to one of the pages existing in memory
D
Will always lead to a page fault
4
GATE CSE 1997
MCQ (Single Correct Answer)
+1
-0.3
Thrashing
A
Reduces page $$I/O$$
B
Decreases the degree of multiprogramming
C
Implies excessive page $$I/O$$
D
Improve the system performance
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