Q. If the primal Linear Programming problem has unbounded  solution, then it's dual problem will  have

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Q. Given the problem to maximize
            f(x), X =(x1, x2 ,..... .xn)
subject to m number of inequality constraints
  gi(x) ≤ bi  , i = 1, 2 ...... m
including the non-negativity constraints x ≥ 0
Which of the following conditions is a Kuhn-Tucker necessary condition for a local maxima at x  ?

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Q. The following Linear Programming problem has :
Max                                   Z =x1 +x2
Subject to                         = x1-x2 ≥ 0                                  
                                             3x1 -x2 ≤ -3                                
      and                              xI , x2  ≥ 0

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Q. Given a flow graph with 10 nodes,13 edges and one connected components, the number of regions and the number  of predicate (decision) nodes in the flow graph will be

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Q. If h* represents an estimate of the cost of getting from the current node N to the goal node and h represents actual cost of getting from the current node to the goal node, then A*algorithm gives an optimal solution if

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Q. The recurrence relation T(n) = m T(n/2) tan2 is satisfied by

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Q. A ___________ complete subgraph and a __________ subset of vertices of a graph G = (V, E) are a clique and a vertex cover respectively.

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Q. A certain tree has two vertices of degree 4, one vertex of degree 3 and one vertex of degree 2. If the other vertices have degree 1, how many vertices are there in the graph?

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Q. Consider a set A {1, 2, 3,……… 1000}. How many members of A shall be divisible by 3 or by 5 or by both 3 and 5?

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Q. A computer program selects an integer in the set {k : 1 < k < 10,00,000} at random and prints out the result. This process is repeated 1 million times. What is the probability that the value k = 1 appears in the printout at least once?

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Q. Which one of the following is used to compute cyclomatic complexity?

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Q. If we define the functions f, g and h that map R into R by :

f(x) = x4, g(x) = √x2 + 1, h(x) = x2 + 72,  then the value of the composite functions ho(gof) and (hog)of are given as

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Q. Dijkstra algorithm, which solves the single-source shortest-paths problem, is a_______________, and the Floyd-Warshall algorithm, which finds shortest paths between all pairs of vertices, is a _____________.

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Q. Equivalent logical expression for the Well Formed Formula (WFF), ~(∀ x)F[x] is

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Q. An A * algorithm is a heuristic search technique which

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Q. The resolvent of the set of clauses (A v B, ~ A v D, C v ~B) is

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Q. How many strings of 5 digits have the property that the sum of their digits is 7 ?

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Q. Consider an experiment of tossing two fair dice, one black and one red. What is the probability that the number on the black die divides the number on red die ?

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Q. In how many ways can 15 indistinguishable fishes be placed into 5 different ponds, so that each pond contains atleast one fish ?

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Q. Consider a Hamiltonian Graph (G) with no loops and parallel edges. Which of the following is true with respect to this Graph (G) ?
(a) deg (v) >= n / 2 for each vertex of G
(b)  | E(G) | >= 1 / 2 (n-1) (n-2) + 2 edges
(c) deg (v) + deg (w) >= n for every v and w not connected by an edge

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