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1.

Convert the octal number 0.4051 into its equivalent decimal number.(A) 0.5100098(B) 0.2096(C) 0.52(D) 0.4192

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2.

ECL is the fastest of all logic families. High speed in ECL is possible because transistors are used in difference amplifier configuration, in which they are never driven into ____.(A) Race condition(B) Saturation(C) Delay(D) High impedance

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3.

Consider a Hamiltonian Graph G with no loops or parallel edges and with |V(G)| = n ≥ 3.Then which of the following is true ?(A) deg(v) ≥n/2 for each vertex v.(B) |E(G)| ≥1/2(n – 1) (n – 2) + 2(C) deg (v) + deg(w) ≥ n whenever v and w are not connected by an edge(D) All of the above

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4.

The functions mapping R into R are defined as :f(x) = x3 – 4x, g(x) = 1/(x2 + 1) and h(x) = x4.Then find the value of the following composite functions :hog(x) and hogof(x)(A) (x2 + 1)4 and [(x3 – 4x)2 + 1]4(B) (x2 + 1)4 and [(x3 – 4x)2 + 1]-4(C) (x2 + 1)-4 and [(x3 – 4x)2 + 1]4(D) (x2 + 1)-4 and [(x3 – 4x)2 + 1]-4

Answer» None
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5.

How many multiples of 6 are there between the following pairs of numbers ?0 and 100 and –6 and 34(A) 16 and 6(B) 17 and 6(C) 17 and 7(D) 16 and 7

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6.

Consider a sequence F00 defined as :F00(0) = 1, F00(1) = 1F00(n) = 10 ∗ F00(n – 1) + 100F00(n – 2) for n ≥ 2Then what shall be the set of values of the sequence F00 ?(A) (1, 110, 1200)(B) (1, 110, 600, 1200)(C) (1, 2, 55, 110, 600, 1200)(D) (1, 55, 110, 600, 1200)

Answer» None
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7.

Match the following :(A) (1)(B) (2)(C) (3)(D) (4)

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8.

In propositional logic if (P → Q) ∧ (R → S) and (P ∨ R) are two premises such that(P → Q) ∧ (R → S)P ∨ RYY is the premise :(A) P ∨ R(B) P ∨ S(C) Q ∨ R(D) Q ∨ S

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9.

An attribute A of datatype varchar (20) has value ‘Ram’ and the attribute B of datatype char (20) has value ‘Sita’ in oracle. The attribute A has _______ memory spaces and B has _______ memory spaces.(A) 20,20(B) 3,20(C) 3,4(D) 20,4

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10.

The seven elements A, B, C, D, E, F and G are pushed onto a stack in reverse order, i.e., starting from G. The stack is popped five times and each element is inserted into a queue.Two elements are deleted from the queue and pushed back onto the stack. Now, one element is popped from the stack. The popped item is ________.(A) A(B) B(C) F(D) G

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11.

Let M and N be two entities in an E-R diagram with simple single value attributes. R1 and R2are two relationship between M and N, where as R1 is one-to-many and R2 is many-to-many.The minimum number of tables required to represent M, N, R1 and R2 in the relational model are _______.(A) 4(B) 6(C) 7(D) 3

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12.

Consider the following statements related to compiler construction :I. Lexical Analysis is specified by context-free grammars and implemented by pushdown automata.II. Syntax Analysis is specified by regular expressions and implemented by finite-state machine.Which of the above statement(s) is/are correct ?(A) Only I(B) Only II(C) Both I and II(D) Neither I nor II

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13.

Which of the following statement(s) regarding a linker software is/are true ?I A function of a linker is to combine several object modules into a single load module.II A function of a linker is to replace absolute references in an object module by symbolic references to locations in other modules.(A) Only I(B) Only II(C) Both I and II(D) Neither I nor II

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