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Recent questions tagged ugcnetdec2014iii
UGC NET December 2014 Paper 3, Computer Applications
+4
votes
2
answers
1
UGCNETDec2014III75
Which of the following computing models is not an example of distributed computing environment ? Cloud computing Parallel computing Cluster computing Peertopeer computing
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Aug 2, 2016
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Distributed Computing
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ugcnetdec2014iii
distributedcomputing
computingmodels
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2
answers
2
UGCNETDec2014III74
A Trojan horse is A program that performs a legitimate function that is known to an operating system or its user and also has a hidden component that can be used for nefarious purposes like attacks on message security or impersonation. A ... to other computer systems by exploiting security holes like weaknesses in facilities for creation of remote processes All of the above
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Aug 2, 2016
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Web Technologies
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makhdoom ghaya
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ugcnetdec2014iii
virus
trojanhorse
+2
votes
1
answer
3
UGCNETDec2014III73
Which of the following versions of Windows $O.S$. contain builtin partition manager which allows us to shrink and expand predefined drives ? Windows Vista Windows $2000$ Windows NT Windows $98$
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Aug 2, 2016
in
Operating System
by
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ugcnetdec2014iii
operatingsystem
windows
+3
votes
1
answer
4
UGCNETDec2014III72 Artifical intelligence
Match the following learning modes $w.r.t$. characteristics of available information for learning : a. Supervised i. Instructive information on desired responses, explicitly specified by a teacher. b. Recording ii. A priori design information for memory storing c. Reinforcement ... responses Codes : a b c d i ii iii iv i iii ii iv ii iv iii i ii iii iv i
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Aug 2, 2016
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Machine Learning
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ugcnetdec2014iii
artificialintelligence
machinelearning
+4
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1
answer
5
UGCNETDec2014III71 fuzzy sets
A ________ point of a fuzzy set $A$ is a point $x \in X$ at which $\mu_{A} (x) = 0.5$ Core Support Crossover $\alpha$cut
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Aug 2, 2016
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Others
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ugcnetdec2014iii
fuzzysets
+3
votes
1
answer
6
UGCNETDec2014III70
Consider the following statements about a perception : $I$. Feature detector can be any function of the input parameters. $II$. Learning procedure only adjusts the connection weights to the output layer. Identify the correct statement out of the following : $I$ is false and $II$ is false ... true and $II$ is false. $ I$ is false and $II$ is true. $I$ is true and $II$ is true.
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Aug 2, 2016
in
Knowledge Representation
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ugcnetdec2014iii
neuralnetwork
perceptron
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votes
1
answer
7
UGCNETDec2014III69
Five men are available to do five different jobs. From past records, the time (in hours) that each man takes to do each job is known and is given in the following table : Find out the minimum time required to complete all the jobs. $5$ $11$ $13$ $15$
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Aug 2, 2016
in
Numerical Methods
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ugcnetdec2014iii
assignmentproblem
hungarianmethod
+4
votes
1
answer
8
UGCNETDec2014III68
The occurrence of degeneracy while solving a transportation problem means that Total supply equals total demand Total supply does not equal total demand The solution so obtained is not feasible None of these
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Aug 2, 2016
in
Others
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773
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ugcnetdec2014iii
operationalresearch
transportationproblem
+1
vote
1
answer
9
UGCNETDec2014III67
If an artificial variable is present in the ‘basic variable’ column of optimal simplex table, then the solution is Optimum Infeasible Unbounded Degenerate
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Aug 2, 2016
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Others
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ugcnetdec2014iii
linearprogramming
simplexmethod
+2
votes
1
answer
10
UGCNETDec2014III66
A Butterworth lowpass filter of order $n$, with a cutoff frequency at distance $D_{0}$ from the origin, has the transfer function $H(u, v)$ given by $\frac{1}{1+\left[\frac{D(u, v)}{D_{0}}\right]^{2n}}$ $\frac{1}{1+\left[\frac{D(u, v)}{D_{0}}\right]^{n}}$ $\frac{1}{1+\left[\frac{D_{0}}{D(u, v)}\right]^{2n}}$ $\frac{1}{1+\left[\frac{D_{0}}{D(u, v)}\right]^{n}}$
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Aug 2, 2016
in
Digital Signal Processing
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makhdoom ghaya
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504
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ugcnetdec2014iii
digitalimageprocessing
butterworthlowpassfilter
+1
vote
1
answer
11
UGCNETDec2014III65
Given a simple image of size $10 \times 10$ whose histogram models the symbol probabilities and is given by $P_{1}$ $P_{2}$ $P_{3}$ $P_{4}$ a b c d The first order estimate of image entropy is maximum when $a = 0, b = 0, c = 0, d = 1$ $a=\frac{1}{2}, b=\frac{1}{2}, c=0, d=0$ ... $a=\frac{1}{4}, b=\frac{1}{4}, c=\frac{1}{4}, d=\frac{1}{4}$
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Aug 2, 2016
in
Digital Image Processing
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1k
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ugcnetdec2014iii
imageprocessing
entropy
+3
votes
1
answer
12
UGCNETDec2014III64
Given two spatial masks $S_{1}= \begin{bmatrix} 0&1&0 \\ 1&4&0 \\ 0&1&0 \end{bmatrix}$ $S_{2} = \begin{bmatrix} 1&1&1 \\ 1&8&1 \\ 1&1&1 \end{bmatrix}$ The Laplacian of an image at all points $(x, y)$ can be ... of the following can be used as the spatial mask ? only $S_{1}$ only $S_{2}$ Both $S_{1}$ and $S_{2}$ None of these
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Aug 2, 2016
in
Digital Signal Processing
by
makhdoom ghaya
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ugcnetdec2014iii
imageprocessing
spatialmask
0
votes
1
answer
13
UGCNETDec2014III63
According to pumping lemma for context free languages : Let $L$ be an infinite context free language, then there exists some positive integer m such that any $w \in L$ with $ w  \geq m$ can be decomposed as $w = u v x y z$ With $ vxy  \leq m$ ... and $ vy  \geq 1$, such that $uv^{i}xy^{i} z\in L$ for all $i = 0, 1, 2, …….$
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Aug 2, 2016
in
Theory of Computation
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makhdoom ghaya
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30.8k
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617
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ugcnetdec2014iii
theoryofcomputation
+3
votes
1
answer
14
UGCNETDec2014III62
Match the following : LISTI LISTII a. Context free grammar i. Linear bounded automaton b. Regular grammar ii. Pushdown automaton c. Context sensitive grammar iii. Turing machine d. Unrestricted grammar iv. Deterministic finite automaton Codes : a b c d ii iv iii i ii iv i iii iv i ii iii i iv iii ii
asked
Aug 1, 2016
in
Theory of Computation
by
makhdoom ghaya
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30.8k
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318
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ugcnetdec2014iii
theoryofcomputation
grammars
+3
votes
1
answer
15
UGCNETDec2014III61
Given the recursively enumerable language $(L_{RE})$, the context sensitive language $(L_{CS})$, the recursive language $(L_{REC})$, the context free language $(L_{CF})$ and deterministic context free language $(L_{DCF})$. The relationship between these families is given ... $L_{DCF} \subseteq L_{CF} \subseteq L_{CS} \subseteq L_{REC} \subseteq L_{RE}$
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Aug 1, 2016
in
Theory of Computation
by
makhdoom ghaya
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30.8k
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604
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ugcnetdec2014iii
languagesrelationships
+3
votes
2
answers
16
UGCNETDec2014III60
A computer based information system is needed : I. As it is difficult for administrative staff to process data. II. Due to rapid growth of information and communication technology. III. Due to growing size of organizations which need to process large volume of data. IV. As timely and ... $ and $II $III$ and $IV$ $II$ and $III$ $II$ and $IV$
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Jul 30, 2016
in
IS&Software Engineering
by
makhdoom ghaya
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30.8k
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412
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ugcnetdec2014iii
informationsystem
+1
vote
1
answer
17
UGCNETDec2014III59
Match the following components of an expert system : LISTI LISTII a. I/O interface i. Accepts user's queries and responds to question through I/O interface b. Explanation module ii. Contains facts and rules about the domain c. Inference engine iii. Gives the user, the ability to ... the system in a natural way Codes : a b c d i iii iv ii iv iii i ii i iii ii iv iv i iii ii
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Jul 30, 2016
in
Knowledge Representation
by
makhdoom ghaya
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30.8k
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757
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ugcnetdec2014iii
artificialintelligence
expertsystem
0
votes
1
answer
18
UGCNETDec2014III58
Match the following : LISTI LISTII a. Script i. Directed graph with labelled nodes for graphical representation of knowledge b. Conceptual Dependencies ii. Knowledge about objects and events is stored in recordlike structures consisting of slots and slot values. c. Frames iii. Primitive ... props and scenes Codes : a b c d iv ii i iii iv iii ii i ii iii iv i i iii iv ii
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Jul 30, 2016
in
Knowledge Representation
by
makhdoom ghaya
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660
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ugcnetdec2014iii
artificialintelligence
knowledgerepresentation
+2
votes
3
answers
19
UGCNETDec2014III57
The resolvent of the set of clauses $(A \vee B, \sim A \vee D, C \vee \sim B)$ is $A \vee​ B$ $C \vee​ D$ $A \vee​ C$ $A \vee​ D$
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Jul 30, 2016
in
Mathematical Logic
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ugcnetdec2014iii
mathematicallogic
+2
votes
3
answers
20
UGCNETDec2014III56
An $A^{*}$ algorithm is a heuristic search technique which Is like a depthfirst search where most promising child is selected for expansion Generates all successor nodes and computes an estimate of distance (cost) from start node to a goal node ... path lengths (costs) from start node to all generated nodes and chooses shortest path for further expansion. None of the above
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Jul 30, 2016
in
Others
by
makhdoom ghaya
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30.8k
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688
views
ugcnetdec2014iii
artificialintelligence
searching
+2
votes
3
answers
21
UGCNETDec2014III55
Equivalent logical expression for the Well Formed Formula $(WFF)$, $\sim(\forall x) F\left[x\right]$ is $\forall x (\sim F\left[x\right])$ $\sim (\exists x) F\left[x\right]$ $\exists x (\sim F\left[x\right])​$ $\forall x F\left[x\right]$
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Jul 30, 2016
in
Mathematical Logic
by
makhdoom ghaya
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30.8k
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634
views
ugcnetdec2014iii
mathematicallogic
+2
votes
1
answer
22
UGCNETDec2014III54
In a distributed computing environment, distributed shared memory is used which is Logical combination of virtual memories on the nodes. Logical combination of physical memories on the nodes. Logical combination of the secondary memories on all the nodes. All of the above
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Jul 30, 2016
in
Distributed Computing
by
makhdoom ghaya
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30.8k
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834
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ugcnetdec2014iii
distributedcomputing
+3
votes
1
answer
23
UGCNETDec2014III52
An operating system has $13$ tape drives. There are three processes $P1, P2$ & $P3$. Maximum requirement of $P1$ is $11$ tape drives, $P2$ is $5$ tape drives and $P3$ is $8$ tape drives. Currently, $P1$ is allocated $6$ tape drives, $P2$ ... $2$ tape drives. Which of the following sequences represent a safe state? $P2 P1 P3$ $P2 P3 P1$ $P1 P2 P3$ $P1 P3 P2$
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Jul 30, 2016
in
Operating System
by
makhdoom ghaya
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1.1k
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ugcnetdec2014iii
operatingsystem
deadlockpreventionavoidancedetection
+2
votes
1
answer
24
UGCNETDec2014III51
Consider an imaginary disk with $40$ cylinders. A request come to read a block on cylinder $11$. While the seek to cylinder $11$ is in progress, new requests come in for cylinders $1, 36, 16, 34, 9$ and $12$ in that order. The number of arm motions using shortest seek first algorithm is $111$ $112$ $60$ $61$
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Jul 30, 2016
in
Operating System
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makhdoom ghaya
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ugcnetdec2014iii
operatingsystem
diskscheduling
+2
votes
2
answers
25
UGCNETDec2014III50
How many disk blocks are required to keep list of free disk blocks in a $16$ GB hard disk with $1$ kB block size using linked list of free disk blocks ? Assume that the disk block number is stored in $32$ bits. $1024$ blocks $16794$ blocks $20000$ blocks $1048576$ blocks
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Jul 29, 2016
in
Operating System
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makhdoom ghaya
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2.3k
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ugcnetdec2014iii
operatingsystem
filesystem
+3
votes
3
answers
26
UGCNETDec2014III49
Various storage devices used by an operating system can be arranged as follows in increasing order of accessing speed : Magnetic tapes $\rightarrow$ magnetic disks $\rightarrow$ optical disks $\rightarrow$ electronic disks $\rightarrow$ ... $\rightarrow $ electronic disks $\rightarrow $ main memory $\rightarrow $ cache $\rightarrow $ registers
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Jul 29, 2016
in
Operating System
by
makhdoom ghaya
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1.2k
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ugcnetdec2014iii
storagedevices
accessingspeed
+1
vote
2
answers
27
UGCNETDec2014III48
Temporal cohesion means Coincidental cohesion Cohesion between temporary variables Cohesion between local variables Cohesion with respect to time
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Jul 29, 2016
in
IS&Software Engineering
by
makhdoom ghaya
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689
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ugcnetdec2014iii
is&softwareengineering
cohesion
+2
votes
1
answer
28
UGCNETDec2014III47
$'FAN IN'$ of a component $A$ is defined as Count of the number of components that can call, or pass control, to a component $A$ Number of components related to component $A$ Number of components dependent on component $A$ None of the above
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Jul 29, 2016
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IS&Software Engineering
by
makhdoom ghaya
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30.8k
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490
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ugcnetdec2014iii
is&softwareengineering
fanin
+2
votes
1
answer
29
UGCNETDec2014III46
Maximum possible value of reliability is $100$ $10$ $1$ $0$
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Jul 29, 2016
in
IS&Software Engineering
by
makhdoom ghaya
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30.8k
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1.1k
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ugcnetdec2014iii
is&softwareengineering
softwarereliability
+2
votes
1
answer
30
UGCNETDec2014III45
Assume that the software team defines a project risk with $80$% probability of occurrence of risk in the following manner: Only $70$ percent of the software components scheduled for reuse will be integrated into the application and the remaining functionality will have to be ... $25,200 $20,160 $17,640 $15,120
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Jul 29, 2016
in
IS&Software Engineering
by
makhdoom ghaya
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2.7k
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ugcnetdec2014iii
is&softwareengineering
riskexposure
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