Q. A algorithm is guaranteed to find an optimal solution if 

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Q. What is the value of the postfix expression ?
abc d + - * (where a = 8 , b = 4 , c = 2 and d = 5)

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Q. If the queue is implemented with a linked list, keeping track of a front pointer and a rear pointer, which of these pointers will change during an insertion into a non-empty queue?

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Q. ___________ is often used to prove the correctness of a recursive function.

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Q. For any B-tree of minimum degree   t   ≥  2, every node other than the root must have atleast keys and every node can have at most ____ keys. 

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Q. Given two sorted list of size 'm' and 'n' respectively. The number of comparison needed in the worst case by the merge sort algorithm will be 

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Q. Match the following with respect to programming languages

  a. Structured Language  i.   JAVA

  b. Non-structured Language   ii. BASIC

  c. Object Oriented  Programming Language  iii.  PASCAL

  D. Interpreted  Programming Language  iv. FORTRAN

codes:
a b c d

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Q. The compiler converts all operands up to the type of the largest operand is called

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Q. _____________ comparisons  are necessary in the worst case  to find both the maximum and minimum of n numbers.

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Q. Let A and B be two n x n matrices,The efficient algorithm to multiply the two matrices , has the time complexity

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Q. Assuming there are n keys and each key is in the range [0, m - 1]. The run time of bucket sort is

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Q. You have to sort a list L, consisting of a sorted list followed by a few 'random' elements. Which of the following sorting method would be most suitable for such a task?

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Q. A full binary tree with n leaves contains

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Q. How many PUSH and POP operations will be needed to evaluate the following expression by reverse polish notation in a stack machine (A * B) + (C * D/E)?

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Q. Consider an array A[20. 10], assume 4 words per memory cell and the base address of array A is 100. What is the address of A[11,5]? Assume row major storage.

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Q. Convert the following infix expression into its equivalent post fix expression (A + B^D)/(E - F) + G

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Q. Any decision tree that sorts n elements has height

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Q. Match the following .
     List- I                                                    List - II
a. Bucket sort                                      i. O(n^3/gn)
b. Matrix chain multiplication           ii. O(n^3) 
c. Huffman codes                             iii. O(nlgn)
d. All pairs shortest paths               iv. O(n)

code:
a   b   c   d

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Q. Suppose that we have numbers between 1 and 1000 in a binary search tree and we want to search for the number 365. Which of the following sequences could not be the sequence of nodes examined ?

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Q. Converting a primitive type data into its corresponding wrapper class object instance is called

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