Data Structure and Algorithms (DSA) MCQs with answers Page - 34

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Q. a->b is systematically correct if_____

  • (A) a is a pointer to a structure in which b is a field
  • (B) a and b are structure
  • (C) a is a structure and b is a pointer to a structure
  • (D) a is a pointer to a structure and b is a structure

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Q. The complexity of Binary search algorithm is

  • (A) o(n)
  • (B) o(log n)
  • (C) o(n2)
  • (D) o(n log n)

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Q. Which of the following 'C' type is not a primitive data structure?

  • (A) int
  • (B) float
  • (C) char
  • (D) none of these

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Q. If the characters 'D', 'C', 'B', 'A' are placed in a queue (in that order), and then removed one at a time, in what order will they be removed?

  • (A) abcd
  • (B) abdc
  • (C) dcab
  • (D) dcba

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Q. In a ________ linked list, the last node's link field points to the first node of the list.

  • (A) circularly
  • (B) linearly
  • (C) sequentially
  • (D) indexed

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Q. _______ attacks the problem of fragmentation by moving all the allocated blocks to one end of memory, thus combining all the holes.

  • (A) underflow
  • (B) overflow
  • (C) compaction
  • (D) free storage

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Q. A sort which iteratively passes through a list to exchange the first element with any element less than it and then repeats with a new first element is called

  • (A) insertion sort
  • (B) selection sort
  • (C) bubble sort
  • (D) merge sort

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Q. How will you print
on screen?

  • (A) printf("\n");
  • (B) printf(\ );
  • (C) echo\\n;
  • (D) printf("\\n");

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Q. Which of the following data structure can't store the non-homogeneous data element?

  • (A) arrays
  • (B) records
  • (C) pointers
  • (D) none

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Q. Space Complexity iii) Is the strategy guaranteed to find the solution when there in one.

  • (A) a-iii, b-ii, c-i
  • (B) a-i, b-ii, c-iii
  • (C) a-iii, b-i, c-ii
  • (D) a-i, b-iii, c-ii

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