v4vhse
Welcome to your own forum
v4vhse

A forum for all VHSE staff in Kerala service and for students.Also this site is dedicated to all educational aspirants

For publishing announcements or any other matters send the same to v4vhse@gmail.com

Log in

I forgot my password



Search
 
 

Display results as :
 


Rechercher Advanced Search

Poll

Do you favor/oppose General Transfer

56% 56% [ 199 ]
2% 2% [ 6 ]
33% 33% [ 119 ]
3% 3% [ 9 ]
7% 7% [ 24 ]

Total Votes : 357

Top posters
Malamaram chakkappan (567)
 
raman (428)
 
pareekutty (267)
 
safeerm (97)
 
vivaradoshi (78)
 
satheesh (78)
 
icsure (74)
 
dilna (68)
 
ganeshh (65)
 
Nissangan (61)
 

Like/Tweet/+1
Statistics
We have 1336 registered users
The newest registered user is tarlyjames

Our users have posted a total of 2314 messages in 1231 subjects
Affiliates
free forum

Navigation
 Portal
 Index
 Memberlist
 Profile
 FAQ
 Search

You are not connected. Please login or register

v4vhse » Career Corner » Current Affairs » UGC NET DECEMBER 2012 Solved Computre Science PAPER III

UGC NET DECEMBER 2012 Solved Computre Science PAPER III

View previous topic View next topic Go down  Message [Page 1 of 1]

Malamaram chakkappan


Hall of fame
Hall of fame
UGC NET Computer Science Solved Paper -III Dec2012



Questions along with Answers Below - Explanations are always
welcome

1. Eco System is a Frame work- for
(A) Building a Computer System
(B) Building Internet Market
(C) Building Offline Market
(D) Building Market

2. The efficiency (E) and speed up (sp) for
Multiprocessor with p processors satisfies :
(A) E ≤ p and sp ≤ p
(B) E ≤ 1 and sp ≤ p
(C) E ≤ p and sp ≤ l
(D) E ≤ 1 and sp ≤ l

3. Match the following :

List-I
List-II
a. Critical region 1. Hoares Monitor
b. Wait/signal 2.
Mutual exclusion
c. Working set 3. Principal of
locality
d. Dead lock 4.
Circular wait
Codes :

a b
c d
(A) 2
1 3 4

(B) 1
2 4 3
(C) 2
3 1 4
(D) 1
3 2 4

4. The technique of temporarily delaying outgoing
acknowledgements so that they can be hooked onto the next outgoing data frame
is known as
(A) Bit stuffing
(B) Piggy backing
(C) Pipelining
(D) Broadcasting

5. ______ is a process of
extracting previously non known valid and actionable information from large
data to make crucial business and strategic decisions.
(A) Data Management
(B) Data base
(C) Data Mining
(D) Meta Data

6. The aspect ratio of an image is defined as
(A) The ratio of width to its height
measured in unit length.

(B) The ratio of height to width measured in number of
pixels.
(C) The ratio of depth to width measured in unit length.
(D) The ratio of width to depth measured in number of pixels.

7. Which of the following features will
characterize an OS as multi-programmed OS ?
(a) More than one program may be loaded into main
memory at the same time.
(b) If a program waits for certain event another
program is immediately scheduled.
(c) If the execution of a program terminates, another
program is immediately scheduled.
(A) (a)only
(B) (a) and (b) only
(C) (a) and (c) only
(D) (a), (b) and (c) only

8. Using RSA algorithm, what is the value of
cipher text C, if the plain text
M = 5 and p = 3, q = 11 & d = 7
?
(A) 33
(B) 5
(C) 25
(D) 26

9. You are given an OR problem and a XOR problem
to solve. Then, which one of the following
statements is true?
(A) Both OR and XOR problems can be
solved using single layer perception.
(B) OR problem can be solved using single layer
perception and XOR problem can be solved using self
organizing maps.
(C) OR problem can be solved using radial basis function and
XOR problem can be solved using single
layer perception.
(D) OR problem can be solved using single layer perception
and XOR problem can be solved using radial
basis function.

10. Match the following :
List -
I

List - II
a. Application layer 1. TCP
b. Transport layer
2. HDLC
c. Network layer
3. HTTP
d. Data link layer
4. BGP

Codes :
a b
c d
(A) 2 1 4 3
(B) 3 4 1 2
(C) 3 1
4 2

(D) 2 4 1 3

11. The time complexities of some standard graph algorithms are
given. Match each algorithm with its time complexity ? (n and m are no. of
nodes and edges respectively)
a. Bellman Ford algorithm 1. O(m log
n)
b. Kruskals
algorithm
2. O(n3)
c. Floyd Warshall algorithm 3. O(mn)
d. Topological sorting
4. O(n + m)
Codes :
a
b c d
(A) 3
1 2 4

(B) 2
4 3 1
(C) 3
4 1
2
(D) 2
1 3 4

12. Let V1 = 2I - J + K and V2 = I + J
- K, then the angle between V1 & V2 and a vector
perpendicular to both V1 & V2 shall be
(A) 90°and(-2I + J-3K)
(B) 60°and(2I + J + 3K)
(C) 90°and(2I + J-3K)
(D) 90°and(-2I-J + 3K)

13. Consider a fuzzy set A defined on the interval X = [0,
10] of integers by the membership Junction
µA(x) = x / x
+ 2 Then the α cut corresponding to α = 0.5 will be
(A) {0,1,2,3,4,5,6,7,8,9,10}
(B) {1,2,3,4,5,6,7,8,9,10}
(C) {2,3,4,5,6,7,8,9,10}
(D) { }

14. Let T(n) be the function defined by T(n) = 1 and T(n) =
2T (n/2) + √n, which of
the following is TRUE ? .
(A) T(n) = O(√n)
(B) T(n) = O(log2n)
(C) T(n) = O(n)
(D) T(n) = O(n2)

15. In classful addressing, an IP address 123.23.156.4
belongs to______class format.
(A) A
(B) B
(C) C
(D) D

16. The Mandelbrot set used for the construction of beautiful
images is based on the following transformation
: x
n+1 = x2
n + Z Here,
(A) Both x & z are real numbers.
(B) Both x & z are complex numbers.
(C) x is real & z is complex.
(D) x is complex & z is real.

17. Which of the following permutations can be obtained in
the output using a stack of size 3 elements assuming that input, sequence is
1,2, 3,4, 5 ?
(A) 3,2,1,5,4
(B) 5,4,3,2,1
(C) 3,4,5,2,1
(D) 3,4,5,1,2

18. In a Linear Programming Problem, suppose there are
3 basic variables and 2 non-basic variables, then the possible number of basic
solutions are
(A) 6
(B) 8
(C) 10
(D) 12

19. Identify the following activation function :

Φ(V) = Z + 1 / 1 + exp(-X * V + Y)
Z, X, Y are parameters
(A) Step function
(B) Ramp function
(C) Sigmoid function
(D) Gaussian function

20. The no. of ways to distribute n distinguishable objects into k
distinguishable boxes, so that ni objects
are placed into box i, i = 1, 2, .... k equals which of the following ?
(A) n! / n1!+ n2! + ..... + nk!
(B) n1!+ n2! + ..... + nk! / n1!
n2! n3! ..... nk!

(C) n! / n1! n2! n3! ..... nk!

(D) n1! n2! ....nk! / n1! - n2!
- n3! ..... - nk!

21. How many solutions do the following equation have
x1 + x2
+ x3 = 11 where x1 ≥ 1, x2 ≥ 2, x3 ≥ 3
(A) C(7,11)
(B)
C(11,3)

(C) C(14, 11)
(D) C(7,5)

22. Which provides an interface to the TCP/IP suit protocols
in Windows95 and Windows NT ?
(A) FTP Active-X Control
(B) TCP/IP Active-X Control
(C) Calinsock Active-X Control
(D) HTML Active-X Control

23. What are the final values of Q1 and Q0 after 4 clock cycles,
if initial values are 00 in the sequential circuit shown below :


























(A)
11


(B) 10

(Q 01

(D) 00


24. If dual has an unbounded solution, then its corresponding
primal has
(A) no feasible solution
(B) unbounded solution
(C) feasible solution
(D) none of these

25. The number of distinct bracelets of five beads made up of
red, blue, and green beads (two bracelets are indistinguishable if the rotation
of one yield another) is,
(A) 243
(B) 81
(C) 51
(D) 47

26. Which are the classifications of data used in Mobile
Applications ?
(A) Private data, User data, Shared data.
(B) Public data, User data, Virtual data.
(C) Private data, Public data, Shared data.
(D) Public data, Virtual data, User data.

27. In an enhancement of a CPU design, the speed of a floating
point unit has been increased by 20% and the speed of a fixed point unit has
been increased by 10%. What is the overall speed achieved if the ratio of the
number of floating point operations to the number of fixed point operations is
2 : 3 and the floating point operation used to take twice the time taken by the
fixed point operation in original design ?
(A)
1.62

(B) 1.55
(C) 1.85
(D) 1.285

28. The initial basic feasible solution to the following
transportation problem using Vogel's approximation method is










D1


[center]D2


D3


D4


Supply


S1


1


2


1


4


30


S2


3


3


2


1


50


S3


4


2


5


9


20


Demand


20


40


30


10





(A) X11 = 20, X13 = 10, X21 =
20, X23 = 20, X24 = 10, X32
= 10, Total
Cost = 180
(B) X11 = 20, X12 = 20, X13 =
10, X22 = 20, X23 = 20, X24
= 10, Total
Cost = 180
(C) X11 = 20, X13 = 10, X22 =
20,X23 = 20, X24 =
10, X32 = 10,
Total Cost = 180
(D) None of the above

29. 58 lamps are to be connected to a single electric outlet
by using an extension board each of which has four outlets. The number of
extension boards needed to connect ail the light is
(A) 29
(B) 28
(C) 20
(D) 19

30. Match the following with respect to the Mobile Computing
Architecture.
a. Downlink
control
1. 100Mbps
b. Radio communication data rate

2. Residency latency (RL)
c. The average duration of user's stay in
cell 3. Sending data from a BS to MD
d. FDDI bandwidth

4. 2-Mbps
Codes :
a
b c d
(A) 2 1
4 3
(B) 3
4 2 1

(C) 4 1
2 1
(D) 4 3 1 2

31. Which of the following flags are set when 'JMP'
instruction is executed ?
(A) SF and CF
(B) AF and CF
(C) All flags
(D) No flag is set

32. A thread is a light weight process. In the above
statement, weight refers to
(A) time
(B) number of resources
(C) speed
(D) All the above

33. The Z-buffer algorithm is used for Hidden surface removal
of objects. The maximum number of objects that can be handled by this algorithm
shall
(A) Depend on the application
(B) be arbitrary no. of objects
(C) Depend on the memory availability
(D) Depend on the processor

34. The power set of AUB, where A = {2,3, 5,7} and B = {2,5,
8,9} is
(A) 256
(B) 64
(C) 16
(D) 4

35. In Win32, which function is used to create Windows
Applications ?
(A) WinAPP
(B) Win API
(C) Win Main
(D) WinVoid

36. Suppose a processor does not have any stack pointer
registers, which of the following statements is true ?
(A) It cannot have subroutine call instruction.
(B) It cannot have nested subroutine calls.
(C) Interrupts are not possible.
(D) All subroutine calls and interrupts are possible.

37. Everything below the System call interface and above the
physical hardware is known as______.
(A) Kernel
(B) Bus
(C) Shell
(D) Stub

38. Which is not the correct statement ?
(A) The class of regular sets is closed under homomorphisms.
(B) The class of regular sets is not closed under inverse
homomorphisms.
(C) The class of regular sets is closed under quotient.
(D) The class of regular sets is closed under substitution.

39. When a programming Language has the capacity to produce
new data type, it is called as,
(A) Overloaded Language
(B) Extensible Language
(C) Encapsulated Language
(D) Abstraction Language

40. Which of the following operating system is better for
implementing client-server network ?
(A) Windows 95
(B) Windows 98
(C) Windows 2000
(D) All of these

41. Consider a system having m resources of the same type.
These resources are shared by 3 processes A, B and C which have peak demands of
3,4 and 6 respectively. For what value of m deadlock will not occur ?
(A) 7
(B) 9
(C) 10
(D) 13

42. The grammar 'G1'
S -> OSO| ISI | 0|1| and the grammar 'G2'
is
S -> as |asb| X, X -> Xa
| a.
Which is the correct statement ?
(A) G1 is ambiguous, G2 is unambiguous
(B) G1 is unambiguous, G2 is ambiguous
(C) Both G1 and G2 are ambiguous
(D) Both G1 and G2 are
unambiguous

43. Consider n processes sharing the CPU in round robin
fashion. Assuming that each process switch takes s seconds. What must be
the quantum size q such that the overhead resulting from process
switching is minimized but, at the same time each process is guaranteed to get
its turn at the CPU at least every t seconds ?
(A) q ≤ t - ns / n - 1
(B) q ≥ t - ns / n - 1
(C) q ≤ t - ns / n + 1
(D) q ≥ t - ns / n + 1

44. The Default Parameter Passing Mechanism is called
as
(A) Call by Value
(B) Call by Reference
(C) Call by Address
(D) Call by Name

45. Which of the following regular expression identities are
true ?
(A) (r + s)* = r*s*
(B) (r + s)* = r* + s*
(C) (r + s)* = (r*s*)*
(D) r* s* = r* + s*

46. Two graphs A and B are shown below : Which one of the
following statement is true?









(A) Both A and B are planar.
(B) Neither A nor B is planar.
(C) A is planar and B is not.
(D) B is planar and A is not.

47. The minimum number of states of the non-deterministic
finite automation which accepts the language
{a b a bn |n ≥ 0} {a b an |n ≥ 0} is
(A)
3
(B) 4
(C)
5

(D) 6

48. Functions defined with class name are called as
(A) Inline function
(B) Friend function
(C) Constructor
(D) Static function

49. Let f be the fraction of a computation (in terms of time) that
is parallelizable, P the number of processors in the system, and sp the
speed up achievable in comparison with sequential execution
- then the sp can be calculated using the
relation :
(A) 1 / 1 - f - f/P
(B) P / P - f(P+1)
(Q 1 / 1 - f + f/P
(D) P / P + f(P-1)

50. Which of the following definitions generates the same
Language as L, where L=(WWR | W {a,b}*}
(A) S -> asb|bsa|
(B) S -> asa|bsb|
(C) S -> asb|bsa|asa|bsb|
(D) S -> asb|bsa|asa|bsb

51. Suppose there are logn sorted
lists of n logn elements each. The time complexity of producing a
sorted list of all these elements is (use heap data structure)
(A) O(n log logn)
(B) θ(n logn)
(C) Ω(n logn)
(D) Ω(n3/2)

52. Consider the program below in a hypothetical programming
language which allows global variables and a choice of static or dynamic
scoping
int i;
program Main( )
{
i = 10;
call f ();
}
procedure f( )
{
int i = 20;
call g ( );
}
procedure g( )
{
print i;
}
Let x be the value printed under static scoping and y be the value printed
under dynamic scoping. Then x and y are
(A) x = 10, y = 20
(B) x = 20, y = 10
(C) x = 20, y = 20
(D) x = 10, y = 10

53. If the parse tree of a word w generated by a
Chomsky normal form grammar has no path of length greater than i, then the word
w is of length


(A) no greater than 2i+1
(B) no greater than 2i


(C) no greater than 2i-1
(D) no greater than i

54. The Object Modelling Technique (OMT) uses the following
three kinds of model to describe a system
(A) Class Model, Object Model and Analysis Model.
(B) Object Model, Dynamic Model, and Functional Model.
(C) Class Model, Dynamic Model and Functional Model.
(D) Object Model, Analysis Model and Dynamic Model.

55. The factors that determine the quality of a software
system are
(A) correctness, reliability
(B) efficiency, usability, maintain-ability
(C) testability, portability, accuracy, error tolerances,
expandability, access control, audit.
(D) All of the above

56. If a relation with a Schema R is decomposed into two
relations R1 and R2 such that (R1R2)
= R1 then which one of the following is to be satisfied for a
lossless joint decomposition (—> indicates functional dependency)


(A) (R1 ∩ R2) —> R1 or R1∩ R2 —> R2
(B) R1∩ R2
—> R1


(C) R1∩ R2 —> R2
(D) R1 ∩ R2 —> R1 and R1
R2 —> R2

57. Given the following statements :
(i) Recursive enumerable sets are closed
under complementation.
(ii) Recursive sets are closed under complementation.
Which is/are the correct statements ?
(A) only(i)
(B) only(ii)
(C) both (i) and (ii)
(D) neither (i) nor (ii)

58. Skolemization is the process of
(A) bringing all the quantifiers in the beginning of a
formula in FDL.
(B) removing all the universal quantifiers.
(C) removing all the existential quantifiers.
(D) all of the above.

59. Which level of Abstraction describes how data are stored
in the data base ?
(A) Physical level
(B) View level
(C) Abstraction level
(D) Logical level

60. The transform which possesses the
"multi-resolution" property is
(A) Fourier transform
(B) Short-time-Fourier transform
(C) Wavelet transform
(D) Karhunen-Loere transform

61. Which one is a collection of templates and rules ?
(A) XML
(B) CSS
(C) DHTML
(D) XSL

62. A program P calls two subprograms P1 and P2. P1 can fail
50% times and P2 40% times. Then P can fail
(A) 50%
(B) 60%
(C) 10%
(D) 70%

63. Third normal form is based on the concept of _____.
(A) Closure Dependency
(B) Transitive Dependency
(C) Normal Dependency
(D) Functional Dependency

64. If the Fourier transform of the function f(x, y) is F(m,
n), then the Fourier transform of the function f(2x, 2y) is :
(A) 1/4 F(m/2 ,n/2)
(B) 1/4 F(2m ,2n)
(C) 1/4 F(m,n)
(D) 1/4 F(m/4 ,n/4)

65. ______ establishes information about when, why and by whom changes
are made in a software.
(A) Software Configuration Management.
(B) Change Control.
(C) Version Control.
(D) An Audit Trail

66. Match the following with respect to HTML tags and usage.
a. CITE 1. Italic
representation
b. EM
2. Represents output from programmes
c. VAR 3.
Represents to other source
d. SAMP 4. Argument to a programme
Codes :

a
b c d
(A) 3
1 4 2

(B) 2
3 1 4
(C) 4 2
3 1
(D) 1
3 4 1

67. An expert System shell is an expert system without
(A) domain knowledge
(B) explanation facility
(C) reasoning with knowledge
(D) all of the above

68. An example of a dictionary-based coding technique
is
(A) Run-length coding
(B) Huffman coding
(C) Predictive coding
(D) LZW coding

69. Which is the method used to retrieve the current state of
a check box ?
(A) get State ( )
(B) put State ( )
(C) retrieve State ( )
(D) write State ( )

70. Referential integrity is directly related to
(A) Relation key
(B) Foreign key
(C) Primary key
(D) Candidate key

71. You are given four images represented as








The value of entropy is maximum for image



(A) I1
(B) I2


(C) I3

(D) I4


72. A cryptarithmetic problem of the type
SEND
+ MORE

MONEY
Can be solved efficiently using
(A) depth first technique
(B) breadth first technique
(C) constraint satisfaction technique
(D) bidirectional technique

73. Match the following
a. Supervised
learning 1.
The decision system receives rewards for its action at the end of a

sequence of steps.
b. Unsupervised learning 2. Manual labels
of inputs are not used.
c. Re-reinforcement learning 3. Manual labels of inputs are used.
d. Inductive learning 4.
System learns by example
Codes :

a b c d
(A) 1 2
3 4
(B) 2 3
1 4
(C) 3 2
4 1
(D) 3 2
1 4

74. A* algorithm is guaranteed to find an optimal solution if
(A) h' is always 0.
(B) g is always 1.
(C) h' never overestimates h.
(D) h' never underestimates h.

75. Let θ(x, y, z) be the statement "x + y = z" and let
there be two quantifications given as
(i) x y z θ(x, y, z)
(ii) z x y θ(x, y, z)
Where x, y, z are real numbers, Then which one of the following is correct ?
(A) (i) is true and (ii) is true.
(B) (i) is true and (ii) is false.
(C) (i) is false and (ii) is true.
(D) (i) is false and (ii) is false.


If you know the unsolved please help to solve



[You must be registered and logged in to see this image.] [You must be registered and logged in to see this image.] [You must be registered and logged in to see this image.] [You must be registered and logged in to see this image.] [You must be registered and logged in to see this image.] [You must be registered and logged in to see this image.]
Key words - UGC NET December 2012 Answer Key UGC NET Answer key December 2012 UGC NET Answer key UGC NET Answer key 2012UGC NET Subject wise Answer key 2012 UGC NET paper 1 Answer key 2012 UGC NET Paper 2 Answer Key 2012 UGC NET Result December 2012 UGC NET December 2012 Result
UGC NET paper 1 Answer key December 2012

UGC NET paper 1 Answer key

UGC NET Paper 2 Answer key December 2012

UGC NET Paper 2 Answer key

UGC NET Answer key



UGC NET Political science Answer Key

UGC NET Philosophy Answer key

UGC NET sociology Answer key

UGC NET History Answer key

UGC NET Anthropology Answer key

UGC NET commerce Answer key

UGC NET Education Answer key

UGC NET Social work Answer key

UGC NET Defence and Strategic Studies Answer key

UGC NET Philosophy Answer key

UGC NET Public Administration Answer key

UGC NET Population Studies Answer key

UGC NET Philosophy Answer key

UGC NET Music Answer key

UGC NET Management Answer key

UGC NET Maithili Answer key

UGC NET Bengali Answer key

UGC NET Hindi Answer key

UGC NET Kannada Answer key

UGC NET Malayalam Answer key

UGC NET Tamil Answer key

UGC NET Telugu Answer key

UGC NET Arabic Answer key

UGC NET English Answer key

UGC NET Chinese Answer key

UGC NET Dogri Answer key

UGC NET Nepali Answer key

UGC NET Computer science Answer key

[You must be registered and logged in to see this image.] [You must be registered and logged in to see this image.] [You must be registered and logged in to see this image.] [You must be registered and logged in to see this image.] [You must be registered and logged in to see this image.] [You must be registered and logged in to see this image.]



Economics,Politics,Philosophy,Psychology,
Sociology, History, Anthropology, Commerce, Education, Social work,Defense,
Home science, Public administration, Population Studies, Music, Management,
Maithili, Bengali, Hindi, Kannada, Malayalam, Oriya,Punjabi, Sanskrit,
Tamil,telugu,Urdu,Arabic,English,Linguistics,Chinees,Dogri,Nepali,Manipuri,Assamees,Gujarati,Marathi,French,Spanish,Russian,Persian,
Rajastani,German,Japanees,Adult Education,Phy Education,Arab& Islamic
studies,Indian Culture,Labour welfare,Law,Library and Information science,Budhist,Comparative studies of
religion ,Mass communication and
Journalism,Performing Arts,Musiology,Archeology,Criminology,Tribal &
Reg.lan,Folk literature,Comparative lit.,Sanskrit tradi.,Women studies,Visual
Arts,Geography,Social medicine,Forensic science,Pali,kashmiri,Konkani,Compu
sci,Electronics,Environmental sc,international area,Prakrit Human Rights,Tourism,Bodo







[/center]


-----------------------------

----------------------------

----------------------------

v4vhse.forumotion.in

xxxxxxxxxxxxxxxxxxxxx
[You must be registered and logged in to see this image.][You must be registered and logged in to see this image.][You must be registered and logged in to see this image.]

View previous topic View next topic Back to top  Message [Page 1 of 1]

Permissions in this forum:
You cannot reply to topics in this forum