Recent questions tagged ugcnetcse-dec2014-paper2 / GATE Overflow for GATE CSE

4 votes

1 answer

31

UGC NET CSE | December 2014 | Part 2 | Question: 20
Identify the minimal key for relational scheme $R(A, B, C, D, E)$ with functional dependencies $F = \left\{A \rightarrow B, B \rightarrow C, AC \rightarrow D\right\}$ $A$ $AE$ $BE$ $CE$

Identify the minimal key for relational scheme $R(A, B, C, D, E)$ with functional dependencies $F = \left\{A \rightarrow B, B \rightarrow C, AC \rightarrow D\right\}$ $A$...

makhdoom ghaya

4.4k views

makhdoom ghaya asked Jul 20, 2016

5 votes

1 answer

32

UGC NET CSE | December 2014 | Part 2 | Question: 19
The best normal form of relation scheme $R(A, B, C, D)$ along with the set of functional dependencies $F = \left\{AB \rightarrow C, AB \rightarrow D, C \rightarrow A, D \rightarrow B\right\}$ is Boyce-Codd Normal form Third Normal form Second Normal form First Normal form

The best normal form of relation scheme $R(A, B, C, D)$ along with the set of functional dependencies $F = \left\{AB \rightarrow C, AB \rightarrow D, C \rightarrow A, D \...

makhdoom ghaya

5.9k views

makhdoom ghaya asked Jul 20, 2016

4 votes

3 answers

33

UGC NET CSE | December 2014 | Part 2 | Question: 18
What kind of mechanism is to be taken into account for converting a weak entity set into strong entity set in entity-relationship diagram Generalization Aggregation Specialization Adding suitable attributes

What kind of mechanism is to be taken into account for converting a weak entity set into strong entity set in entity-relationship diagramGeneralization Aggregation Specia...

makhdoom ghaya

4.7k views

makhdoom ghaya asked Jul 20, 2016

4 votes

2 answers

34

UGC NET CSE | December 2014 | Part 2 | Question: 17
Which of the following is true ? I. Implementation of self-join is possible in SQL with table alias. II. Outer-join operation is basic operation in relational algebra. III. Natural join and outer join operations are equivalent. $I$ and $II$ are correct. $II$ and $III$ are correct. Only $III$ is correct. Only $I$ is correct.

Which of the following is true ?I. Implementation of self-join is possible in SQL with table alias.II. Outer-join operation is basic operation in relational algebra.III. ...

makhdoom ghaya

4.7k views

makhdoom ghaya asked Jul 20, 2016

3 votes

1 answer

35

UGC NET CSE | December 2014 | Part 2 | Question: 16
Division operation is ideally suited to handle queries of the type : Customers who have no account in any of the branches in Delhi. Customers who have an account at all branches in Delhi. Customers who have an account in atleast one branch in Delhi. Customers who have only joint account in any one branch in Delhi

Division operation is ideally suited to handle queries of the type : Customers who have no account in any of the branches in Delhi. Customers who have an account at all b...

makhdoom ghaya

2.5k views

makhdoom ghaya asked Jul 20, 2016

3 votes

1 answer

36

UGC NET CSE | December 2014 | Part 2 | Question: 15
Which of the following differentiates between overloaded functions and overridden functions ? Overloading is a dynamic or runtime binding and overridden is a static or compile time binding. Overloading is a static or compile time ... class is called function overloading, while redefining a function in a friend class is called function overriding.

Which of the following differentiates between overloaded functions and overridden functions ? Overloading is a dynamic or runtime binding and overridden is a static or co...

makhdoom ghaya

4.8k views

makhdoom ghaya asked Jul 20, 2016

3 votes

1 answer

37

UGC NET CSE | December 2014 | Part 2 | Question: 14
When an array is passed as parameter to a function, which of the following statements is correct ? The function can change values in the original array. In $C$, parameters are passed by value, the function cannot change the original ... elements in the array. Results in a run time error when the function tries to access the elements in the array.

When an array is passed as parameter to a function, which of the following statements is correct ?The function can change values in the original array. In $C$, parameters...

makhdoom ghaya

1.6k views

makhdoom ghaya asked Jul 20, 2016

3 votes

2 answers

38

UGC NET CSE | December 2014 | Part 2 | Question: 13
Which of the following is not a member of class ? Static function Friend function Const function Virtual function

Which of the following is not a member of class ? Static functionFriend functionConst functionVirtual function

makhdoom ghaya

6.6k views

makhdoom ghaya asked Jul 20, 2016

4 votes

2 answers

39

UGC NET CSE | December 2014 | Part 2 | Question: 12
What does the following expression means ? char $∗(∗(∗ a\left[N\right]) ( )) ( )$; A pointer to a function returning array of n pointers to function returning character pointers. A function return ... function returning pointers to characters An array of n pointers to function returning pointers to functions returning pointers to characters.

What does the following expression means ?char $∗(∗(∗ a\left[N\right]) ( )) ( )$;A pointer to a function returning array of n pointers to function returning charact...

makhdoom ghaya

2.9k views

makhdoom ghaya asked Jul 20, 2016

2 votes

2 answers

40

UGC NET CSE | December 2014 | Part 2 | Question: 11
What will be the output of the following $'C'$ code ? main () { int x = 128; printf ("\n%d", 1+x++); } $128$ $129$ $130$ $131$

What will be the output of the following $'C'$ code ?main () { int x = 128; printf ("\n%d", 1+x++); }$128$$129$ $130$ $131$

makhdoom ghaya

3.4k views

makhdoom ghaya asked Jul 20, 2016

3 votes

2 answers

41

UGC NET CSE | December 2014 | Part 2 | Question: 10
The size of the $ROM$ required to build an 8-bit adder / subtractor with mode control, carry input, carry output and two's complement overflow output is given as $2^{16} \times 8$ $2^{18} \times 10$ $2^{16} \times 10$ $2^{18} \times 8$

The size of the $ROM$ required to build an 8-bit adder / subtractor with mode control, carry input, carry output and two's complement overflow output is given as $2^{16} ...

makhdoom ghaya

3.8k views

makhdoom ghaya asked Jul 18, 2016

3 votes

2 answers

42

UGC NET CSE | December 2014 | Part 2 | Question: 09
The range of representable normalized numbers in the floating point binary fractional representation in a $32$-bit word with $1$-bit sign, $8$-bit excess $128$ biased exponent and $23$-bit mantissa is : $2^{-128}$ to $(1-2^{-23}) \times 2^{127}$ ... $2^{23}$ $2^{-129}$ to $(1-2^{-23}) \times 2^{127}$

The range of representable normalized numbers in the floating point binary fractional representation in a $32$-bit word with $1$-bit sign, $8$-bit excess $128$ biased exp...

makhdoom ghaya

4.2k views

makhdoom ghaya asked Jul 18, 2016

4 votes

4 answers

43

UGC NET CSE | December 2014 | Part 2 | Question: 08
How many PUSH and POP operations will be needed to evaluate the following expression by reverse polish notation in a stack machine $(A ∗ B) + (C ∗ D/E)$? $4$ PUSH and $3$ POP instructions $5$ PUSH and $4$ POP instructions $6$ PUSH and $2$ POP instructions $5$ PUSH and $3$ POP instructions

How many PUSH and POP operations will be needed to evaluate the following expression by reverse polish notation in a stack machine $(A ∗ B) + (C ∗ D/E)$? $4$ PUSH and...

makhdoom ghaya

6.7k views

makhdoom ghaya asked Jul 18, 2016

2 votes

2 answers

44

UGC NET CSE | December 2014 | Part 2 | Question: 07
The Excess-$3$ decimal code is a self-complementing code because The binary sum of a code and its $9's$ complement is equal to $9$. It is a weighted code. Complement can be generated by inverting each bit pattern. The binary sum of a code and its $10's$ complement is equal to $9$.

The Excess-$3$ decimal code is a self-complementing code because The binary sum of a code and its $9's$ complement is equal to $9$. It is a weighted code. Complement can ...

makhdoom ghaya

3.8k views

makhdoom ghaya asked Jul 18, 2016

2 votes

5 answers

45

UGC NET CSE | December 2014 | Part 2 | Question: 06
The $\text{BCD}$ adder to add two decimal digits needs minimum of $6$ full adders and $2$ half adders $5$ full adders and $3$ half adders $4$ full adders and $3$ half adders $5$ full adders and $2$ half adders

The $\text{BCD}$ adder to add two decimal digits needs minimum of$6$ full adders and $2$ half adders$5$ full adders and $3$ half adders$4$ full adders and $3$ half adders...

makhdoom ghaya

4.1k views

makhdoom ghaya asked Jul 18, 2016

3 votes

2 answers

46

UGC NET CSE | December 2014 | Part 2 | Question: 05
If we define the functions $f$, $g$ and $h$ that map $R$ into $R$ by : $f(x)=x^{4}, g(x)= \sqrt{x^{2}+1}, h(x)=x^{2}+72$, then the value of the composite functions $ho(gof)$ and $(hog)of$ are given as $x^{8}-71$ and $x^{8}-71$ $x^{8}-73$ and $x^{8}-73$ $x^{8}+71$ and $x^{8}+71$ $x^{8}+73$ and $x^{8}+73$

If we define the functions $f$, $g$ and $h$ that map $R$ into $R$ by : $f(x)=x^{4}, g(x)= \sqrt{x^{2}+1}, h(x)=x^{2}+72$, then the value of the composite functions $ho(go...

makhdoom ghaya

2.4k views

makhdoom ghaya asked Jul 18, 2016

4 votes

2 answers

47

UGC NET CSE | December 2014 | Part 2 | Question: 04
A computer program selects an integer in the set $\left\{k:1\leq k \leq 10,00,000\right\}$ 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 atleast once ? $0.5$ $0.704$ $0.632121$ $0.68$

A computer program selects an integer in the set $\left\{k:1\leq k \leq 10,00,000\right\}$ at random and prints out the result. This process is repeated 1 million times. ...

makhdoom ghaya

2.6k views

makhdoom ghaya asked Jul 16, 2016

5 votes

2 answers

48

UGC NET CSE | December 2014 | Part 2 | Question: 03
Consider the Graph shown below : This graph is a _________. Complete Graph Bipartite Graph Hamiltonian Graph All of the above

Consider the Graph shown below : This graph is a _________.Complete GraphBipartite GraphHamiltonian GraphAll of the above

makhdoom ghaya

3.0k views

makhdoom ghaya asked Jul 16, 2016

4 votes

3 answers

49

UGC NET CSE | December 2014 | Part 2 | Question: 02
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 ? $5$ $n – 3$ $20$ $11$

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 i...

makhdoom ghaya

16.2k views

makhdoom ghaya asked Jul 15, 2016

1 votes

1 answer

50

UGC NET CSE | December 2014 | Part 2 | Question: 01
Consider a set $A = \left\{1, 2, 3, …….., 1000\right\}$. How many members of A shall be divisible by $3$ or by $5$ or by both $3$ and $5$? 533 599 467 66

Consider a set $A = \left\{1, 2, 3, …….., 1000\right\}$.How many members of A shall be divisible by $3$ or by $5$ or by both $3$ and $5$?533 599467 66

makhdoom ghaya

2.4k views

makhdoom ghaya asked Jul 15, 2016

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