The cyclomatic complexity of a flow graph V(G), in terms of predicate nodes is: (A) P + 1 (B) P - 1 (C) P - 2 (D) P + 2 Where P is number of predicate nodes in flow graph V(G).

The cyclomatic complexity of a flow graph V(G), in terms of predicate nodes is: (A) P + 1 (B) P - 1 (C) P - 2 (D) P + 2 Where P is number of predicate nodes in flow graph V(G).
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(A) P + 1 
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Which one of the following is used to compute cyclomatic complexity ? (A) The number of regions – 1 (B) E – N + 1, where E is the number of flow graph edges and N is the number of flow graph nodes. (C) P – 1, where P is the number of predicate nodes in the flow graph G. (D) P + 1, where P is the number of predicate nodes in the flow graph G.

Description : Which one of the following is used to compute cyclomatic complexity ? (A) The number of regions - 1 (B) E - N + 1, where E is the number of flow graph edges and N is the number of flow graph nodes. (C) ... in the flow graph G. (D) P + 1, where P is the number of predicate nodes in the flow graph G.

Last Answer : (D) P + 1, where P is the number of predicate nodes in the flow graph G.

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 (A) 4, 5 (B) 5, 4 (C) 3, 1 (D) 13, 8

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Last Answer : (B) 5, 4

The Cyclomatic Complexity, V(G) is given by which formula A. V(G) = e - n + 2 B. V(G) = e - 2n + P C. V(G) = e - 2n D. None of the above

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Last Answer : A. V(G) = e - n + 2

Cyclometric complexity of a flow graph G with n vertices and e edges is (A) V(G) = e+n-2 (B) V(G) = e-n+2 (C) V(G) = e+n+2 (D) V(G) = e-n-2

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Last Answer : (B) V(G) = e-n+2

The Cyclomatic Complexity, V(G) was developed by A. Howard B. McCabe C. Boehm D. None of the above.

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How is cyclomatic complexity useful in program test? What is sequence of testing? What is testability?

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The size of the graph matrix is A. Number of edges in the flow graph B. V Number of nodes in the flow graph C. Number of paths in the flow graph D. Number of independent paths.

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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 (A) (a) and (b) (B) (b) and (c) (C) (a) and (c) (D) (a), (b) and (c)

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Last Answer : (C) Skolemization

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Last Answer : (A) CREATE ASSERTION ‘ASSERTION Name’ CHECK ‘Predicate’ 

What is complexity?

Description : What is complexity?

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Description : State True or False. i) Binary search is used for searching in a sorted array. ii) The time complexity of binary search is O(logn). A) True, False B) False, True C) False, False D) True, True

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Match the following. a) Completeness i) How long does it take to find a solution b) Time Complexity ii) How much memory need to perform the search. c) 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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Which of the following algorithms has lowest worst case time complexity? a) Insertion sort b) Selection sort c) Quick sort d) Heap sort

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Which of the following information about the UNIX file system is not correct? (A) Super block contains the number of i-nodes, the number of disk blocks, and the start of the list of free disk blocks. (B) An i-node contains accounting information as well as enough information to locate all the disk blocks that holds the file’s data. (C) Each i-node is 256-bytes long. (D) All the files and directories are stored in data blocks.

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Suppose that we have numbers between 1 and 1000 in a binary search tree and want to search for the number 364. Which of the following sequences could not be the sequence of nodes examined? (A) 925, 221, 912, 245, 899, 259, 363, 364 (B) 3, 400, 388, 220, 267, 383, 382, 279, 364 (C) 926, 203, 912, 241, 913, 246, 364 (D) 3, 253, 402, 399, 331, 345, 398, 364

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Last Answer : (C) 926, 203, 912, 241, 913, 246, 364

The number of different binary trees with 6 nodes is ............. (A) 6 (B) 42 (C) 132 (D) 256

Description : The number of different binary trees with 6 nodes is ............. (A) 6 (B) 42 (C) 132 (D) 256

Last Answer : (C) 132

A …………… is an acyclic digraph, which has only one node with indegree 0, and other nodes have indegree 1. A) Directed tree B) Undirected tree C) Dis-joint tree D) Direction oriented tree

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Last Answer : A) Directed tree

State true of false. i) A node is a parent if it has successor nodes. ii) A node is child node if out degree is one. A) True, True B) True, False C) False, True D) False, False

Description : State true of false. i) A node is a parent if it has successor nodes. ii) A node is child node if out degree is one. A) True, True B) True, False C) False, True D) False, False

Last Answer : B) True, False

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Description : State true or false. i) The degree of root node is always zero. ii) Nodes that are not root and not leaf are called as internal nodes. A) True, True B) True, False C) False, True D) False, False

Last Answer : C) False, True

A full binary tree with n leaves contains (A) n nodes (B) log2 n nodes (C) 2n –1 nodes (D) 2n nodes

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Last Answer : (C) 2n –1 nodes 

In Unix operating system, special files are used to : (A) buffer data received in its input from where a process reads (B) provide a mechanism to map physical device to file names (C) store list of file names plus pointers associated with i-nodes (D) store information entered by a user application program or utility program

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Last Answer : (B) provide a mechanism to map physical device to file names 

A unix file system has 1-KB blocks and 4-byte disk addresses. What is the maximum file size if i-nodes contain 10 direct entries and one single, double and triple indirect entry each? (A) 32 GB (B) 64 GB (C) 16 GB (D) 1 GB

Description : A unix file system has 1-KB blocks and 4-byte disk addresses. What is the maximum file size if i-nodes contain 10 direct entries and one single, double and triple indirect entry each? (A) 32 GB (B) 64 GB (C) 16 GB (D) 1 GB

Last Answer : (C) 16 GB

Consider the following game tree in which root is a maximizing node and children are visited left to right. What nodes will be pruned by the alphabeta pruning? (A) I (B) HI (C) CHI (D) GHI

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Suppose you are given a binary tree with n nodes, such that each node has exactly either zero or two children. The maximum height of the tree will be (A) n/2 - 1 (B) n/2 + 1 (C) (n-1)/2 (D) (n+1)/2

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Last Answer : (C) (n-1)/2

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Last Answer : (C) O(n) 

Consider an implementation of unsorted single linked list. Suppose it has its representation with a head and a tail pointer (i.e. pointers to the first and last nodes of the linked list). Given the representation, which of the following operation cannot be implemented in O(1) time ? (A) Insertion at the front of the linked list. (B) Insertion at the end of the linked list. (C) Deletion of the front node of the linked list. (D) Deletion of the last node of the linked list.

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Consider a system with seven processes A through G and six resources R through W. Resource ownership is as follows: process A holds R and wants T process B holds nothing but wants T process C holds nothing but wants S process D holds U and wants S & T process E holds T and wants V process F holds W and wants S process G holds V and wants U Is the system deadlocked ? If yes, ............. processes are deadlocked. (A) No (B) Yes, A, B, C (C) Yes, D, E, G (D) Yes, A, B, F

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