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7.

In a heap with n elements with the smallest element at the root, the 7th smallest element can be found in time
A. θ(n log n)
B. θ(n)
C. θ(log n)
D. θ(1)

asked in CIL 2012 CSE

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8.

Which of the given options provides the increasing order of asymptotic complexity of functions f1, f2, f3 and f4?
f1(n) = 2^n
f2(n) = n^(3/2)
f3(n) = nLogn
f4(n) = n^(Logn)

A. f3, f2, f4, f1
B. f3, f2, f1, f4
C. f2, f3, f1, f4
D. f2, f3, f4, f1

asked in CIL 2012 CSE

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9.

What does the following fragment of C-program print?
char c[] = "GATE2011";
char *p =c;
printf("%s", p + p[3] - p[1]) ;

A. GATE2011
B. E2011
C. 2011
D. 011

last reply by sushma singh • 4 years ago • asked in CIL 2012 CSE

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7.

The recurrence relation capturing the optimal time of the Tower of Hanoi problem with n discs is
A. T(n) = 2T(n – 2) + 2
B. T(n) = 2T(n – 1) + n
C. T(n) = 2T(n/2) + 1
D. T(n) = 2T(n – 1) + 1

asked in CIL 2012 CSE

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8.

A file system with 300 GByte uses a file descriptor with 8 direct block address. 1 indirect block address and 1 doubly indirect block address. The size of each disk block is 128 Bytes and the size of each disk block address is 8 Bytes. The maximum possible file size in this file system is
A. 3 Kbytes
B. 35 Kbytes
C. 280 Bytes
D. Dependent on the size of the disk

last reply by sushma singh • 4 years ago • asked in CIL 2012 CSE

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7.

Consider the virtual page reference string 1, 2, 3, 2, 4, 1, 3, 2, 4, 1 On a demand paged virtual memory system running on a computer system that main memory size of 3 pages frames which are initially empty. Let LRU, FIFO and OPTIMAL denote the number of page faults under the corresponding page replacements policy. Then
A. OPTIMAL < LRU < FIFO
B. OPTIMAL < FIFO < LRU
C. OPTIMAL = LRU
D. OPTIMAL = FIFO

asked in CIL 2012 CSE

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