Data Structure & Algorithms Question and Answer

Data Structure & Algorithms Question and Answer
41. Two dimensional arrays are also called
  • tables arrays
  • matrix arrays
  • both of the above
  • none of the above
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42. The term "push" and "pop" is related to the
  • Array
  • Lists
  • stacks
  • all of above
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43. A data structure where elements can be added or removed at either end but not in the middle is referred as
  • Linked lists
  • Stacks
  • Queues
  • Deque
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44. The following sorting algorithm is of divide ad-conquer type
  • Bubble sort
  • Insertion sort
  • Quick sort
  • None of the above
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45. An algorithm that calls itself directly or indirectly is known as
  • Recursion
  • Polish notation
  • Traversal algorithm
  • None of the above
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46. The elements of an array are stored successively in memory cells because
  • by this way computer can keep track only the address of the first element and the addresses of other elements can be calculated
  • the architecture of computer memory does not allow arrays to store other than serially
  • A and B both false
  • A and B both true
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47. The memory address of the first element of an array is called
  • base address
  • floor address
  • foundation address
  • first address
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48. The memory address of fifth element of an array can be calculated by the formula
  • LOC(Array[5])=Base(Array[5])+(5-lower boun(D). where w is the number of words per memory cell for the array words per memory cell for the array
  • LOC(Array[5]=Base(Array[4])+(5-upper boun(D), where w is the number of words per memory cell for the array
  • LOC(Array[5]=Base(Array)+w(5-lower boun(D), where w is the number of words per memory cell for the array words per memory cell for the arrray
  • None of the above
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49. The following data structure can't store the non-homogeneous data elements
  • Arrays
  • Records
  • Pointers
  • None of the above
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50. The in order traversal of tree will yield a sorted listing of element of tree in
  • Binary trees
  • Binary search trees
  • Heaps
  • None of above
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