Recent questions tagged ugcnetaug2016ii

+2 votes

1 answer

1

UGCNET-AUG2016-II-50
In Data mining, ______ is a method of incremental conceptual clustering. STRING COBWEB CORBA OLAD

asked Sep 28, 2016 in Others by makhdoom ghaya Boss (30.7k points) | 826 views

+1 vote

1 answer

2

UGCNET-AUG2016-II-49
Discovery of cross sales opportunities is called as _____. Association Visualization Correlation Segmentation

asked Sep 28, 2016 in Others by makhdoom ghaya Boss (30.7k points) | 751 views

+1 vote

2 answers

3

UGCNET-AUG2016-II-48
In Data mining, classification rules are extracted from _______. Data Information Decision Tree Database

asked Sep 28, 2016 in Others by makhdoom ghaya Boss (30.7k points) | 878 views

+1 vote

2 answers

4

UGCNET-AUG2016-II-47
_______ is subject oriented, integrated, time variant, nonvolatile collection of data in support of management decisions. Data mining Web mining Data warehouse Database Management System

asked Sep 28, 2016 in Others by makhdoom ghaya Boss (30.7k points) | 375 views

0 votes

1 answer

5

UGCNET-AUG2016-II-46
An attacker sits between the sender and receiver and captures the information and retransmits to the receiver after some time without altering the information. This attack is called as _____. Denial of service attack Masquarade attack Simple attack Complex attack

asked Sep 28, 2016 in Computer Networks by makhdoom ghaya Boss (30.7k points) | 529 views

+1 vote

1 answer

6

UGCNET-AUG2016-II-45
The extent to which a software performs its intended functions without failures, is termed as Robustness Correctness Reliability Accuracy

asked Sep 28, 2016 in IS&Software Engineering by makhdoom ghaya Boss (30.7k points) | 535 views

+3 votes

2 answers

7

UGCNET-AUG2016-II-44
For a program of $k$ variables, boundary value analysis yields ______ test cases. $4k – 1$ $4k$ $4k + 1$ $2^{k} – 1$

asked Sep 28, 2016 in IS&Software Engineering by makhdoom ghaya Boss (30.7k points) | 858 views

+1 vote

1 answer

8

UGCNET-AUG2016-II-43
The quick design of a software that is visible to end users leads to _____. Iterative model Prototype model Spiral model Waterfall model

asked Sep 28, 2016 in IS&Software Engineering by makhdoom ghaya Boss (30.7k points) | 546 views

+1 vote

1 answer

9

UGCNET-AUG2016-II-42
The major shortcoming of waterfall model is The difficulty in accommodating changes after requirement analysis. The difficult in accommodating changes after feasibility analysis. The system testing. The maintenance of system.

asked Sep 28, 2016 in IS&Software Engineering by makhdoom ghaya Boss (30.7k points) | 478 views

+2 votes

2 answers

10

UGCNET-AUG2016-II-41
Which of the following is used to determine the specificity of requirements ? $\frac{n_{1}}{n_{2}}$ $\frac{n_{1}}{n_{2}}$ $n_{1} + n_{2}$ $n_{1} - n_{2}$ Where $n_{1}$ is the number of requirements for which all reviewers have identical interpretations, $n_{2}$ is number of requirements in a specification.

asked Sep 28, 2016 in IS&Software Engineering by makhdoom ghaya Boss (30.7k points) | 553 views

0 votes

4 answers

11

UGCNET-AUG2016-II-40
Consider three CPU intensive processes $P1, P2, P3$ which require $20, 10$ and $30$ units of time, arrive at times $1, 3$ and $7$ respectively. Suppose operating system is implementing Shortest Remaining Time first (preemptive scheduling) algorithm, then _____ context switches ... at the beginning of Ready queue and at the end of Ready queue are not counted). $3$ $2$ $4$ $5$

asked Sep 28, 2016 in Operating System by makhdoom ghaya Boss (30.7k points) | 1.2k views

0 votes

2 answers

12

UGCNET-AUG2016-II-39
Five jobs $A, B, C, D$ and $E$ are waiting in Ready Queue. Their expected runtimes are $9, 6, 3, 5$ and $x$ respectively. All jobs entered in Ready queue at time zero. They must run in _____ order to minimize average response time if $3 < x < 5$. $B, A, D, E, C$ $C, E, D, B, A$ $E, D, C, B, A$ $C, B, A, E, D$

asked Sep 28, 2016 in Operating System by makhdoom ghaya Boss (30.7k points) | 956 views

+2 votes

2 answers

13

UGCNET-AUG2016-II-38
Consider a system having ‘m’ resources of the same type. These resources are shared by three processes $P_{1} , P_{2}$ and $P_{3}$ which have peak demands of $2, 5$ and $7$ resources respectively. For what value of $'m'$ deadlock will not occur ? $70$ $14$ $13$ $7$

asked Sep 28, 2016 in Operating System by makhdoom ghaya Boss (30.7k points) | 1.4k views

0 votes

4 answers

14

UGCNET-AUG2016-II-37
Suppose that the virtual Address space has eight pages and physical memory with four page frames. If $LRU$ page replacement algorithm is used, ______ number of page faults occur with the reference string. 0 2 1 3 5 4 6 3 7 4 7 3 3 5 5 3 1 1 1 7 2 3 4 1 $11$ $12$ $10$ $9$

asked Sep 28, 2016 in Operating System by makhdoom ghaya Boss (30.7k points) | 353 views

+1 vote

1 answer

15

UGCNET-AUG2016-II-36
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 ... system deadlocked ? If yes, _______ processes are deadlocked. No Yes, $A, B, C$ Yes, $D, E, G$ Yes, $A, B, F$

asked Sep 28, 2016 in Operating System by makhdoom ghaya Boss (30.7k points) | 949 views

0 votes

2 answers

16

UGCNET-AUG2016-II-35
Which of the following is FALSE ? The grammar $S \rightarrow aS|aSbS|\in$, where $S$ is the only non-terminal symbol, and $\in$ is the null string, is ambiguous. An unambiguous grammar has same left most and right most derivation. An ambiguous grammar can never be $LR(k)$ for any $k$. Recursive descent parser is a top-down parser.

asked Sep 28, 2016 in Theory of Computation by makhdoom ghaya Boss (30.7k points) | 442 views

0 votes

1 answer

17

UGCNET-AUG2016-II-34
Which of the following are the principles tasks of the linker ? I. Resolve external references among separately compiled program units. II. Translate assembly language to machine code. III. Relocate code and data relative to the beginning of the program. IV. Enforce access-control restrictions on system libraries. $I$ and $II$ $I$ and $III$ $II$ and $III$ $I$ and $IV$

asked Sep 28, 2016 in Others by makhdoom ghaya Boss (30.7k points) | 328 views

0 votes

3 answers

18

UGCNET-AUG2016-II-33
In compiler optimization, operator strength reduction uses mathematical identities to replace slow math operations with faster operations. Which of the following code replacements is an illustration of operator strength reduction ? Replace $P + P$ by $2 ^{*} P$ or Replace $3 + 4$ by $7$ ... $P ^{*} 0$ by $0$ Replace $(P < <4) - P$ by $P ^{*} 15$

asked Sep 28, 2016 in Others by makhdoom ghaya Boss (30.7k points) | 678 views

+1 vote

2 answers

19

UGCNET-AUG2016-II-32
The content of the accumulator after the execution of the following 8085 assembly language program, is MVI A, 35H MOV B, A STC CMC RAR XRA B $00H$ $35H$ $EFH$ $2FH$

asked Sep 26, 2016 in CO and Architecture by makhdoom ghaya Boss (30.7k points) | 1.6k views

+2 votes

2 answers

20

UGCNET-AUG2016-II-31
The number of strings of length 4 that are generated by the regular expression $(0+ 1+ | 2+ 3+ )^{*}$, where | is an alternation character and ${+, ^{*}}$ are quantification characters, is : $08$ $09$ $10$ $12$

asked Sep 26, 2016 in Theory of Computation by makhdoom ghaya Boss (30.7k points) | 871 views

0 votes

2 answers

21

UGCNET-AUG2016-II-30
Which of the following protocols is used by email server to maintain a central repository that can be accessed from any machine ? $POP3$ $IMAP$ $SMTP$ $DMSP$

asked Sep 26, 2016 in Computer Networks by makhdoom ghaya Boss (30.7k points) | 684 views

0 votes

1 answer

22

UGCNET-AUG2016-II-29
Match the following : LIST-I LIST-II a. Session layer i. Virtual terminal software b. Application layer ii. Semantics of the information transmitted c. Presentation layer iii. Flow control d. Transport layer iv. Manage dialogue control Codes : a b c d iv i ii iii i iv ii iii iv i iii ii iv ii i iii

asked Sep 26, 2016 in Computer Networks by makhdoom ghaya Boss (30.7k points) | 469 views

0 votes

1 answer

23

UGCNET-AUG2016-II-28
A network with bandwidth of $10$ Mbps can pass only an average of $12,000$ frames per minute with each frame carrying an average of $10,000$ bits. What is the throughput of this network ? $1$ Mbps $2$ Mbps $10$ Mbps $12$ Mbps

asked Sep 26, 2016 in Computer Networks by makhdoom ghaya Boss (30.7k points) | 290 views

+2 votes

2 answers

24

UGCNET-AUG2016-II-27
In a fast Ethernet cabling, $100$ Base-$TX$ uses ______ cable and maximum segment size is ______. Twisted pair, $100$ metres Twisted pair, $200$ metres Fibre optics, $1000$ metres Fibre optics, $2000$ metres

asked Sep 26, 2016 in Computer Networks by makhdoom ghaya Boss (30.7k points) | 355 views

0 votes

1 answer

25

UGCNET-AUG2016-II-26
Which of the following statements is not true with respect to microwaves ? Electromagnetic waves with frequencies from $300$ GHz to $400$ THz. Propagation is line-of-sight. Very high-frequency waves cannot penetrate walls. Use of certain portions of the band requires permission from authorities.

asked Sep 26, 2016 in Computer Networks by makhdoom ghaya Boss (30.7k points) | 543 views

0 votes

2 answers

26

UGCNET-AUG2016-II-25
Given the following prefix expression : $^{*} + 3 + 3 ↑ 3 + 3 3 3$ What is the value of the prefix expression ? $2178$ $2199$ $2205$ $2232$

asked Sep 26, 2016 in Others by makhdoom ghaya Boss (30.7k points) | 1.8k views

0 votes

1 answer

27

UGCNET-AUG2016-II-24
Consider the following statements : $S_{1}$ : A queue can be implemented using two stacks. $S_{2}$ : A stack can be implemented using two queues. Which of the following is correct ? $S_{1}$ is correct and $S_{2}$ is not correct. $S_{1}$ is not correct and $S_{2}$ is correct. Both $S_{1}$ and $S_{2}$ are correct. Both $S_{1}$ and $S_{2}$ are not correct.

asked Sep 26, 2016 in Others by makhdoom ghaya Boss (30.7k points) | 529 views

0 votes

1 answer

28

UGCNET-AUG2016-II-23
The runtime for traversing all the nodes of a binary search tree with $n$ nodes and printing them in an order is $O(\lg n)$ $O(n \lg n)$ $O(n)$ $O(n^{2})$

asked Sep 26, 2016 in Others by makhdoom ghaya Boss (30.7k points) | 1.1k views

+2 votes

1 answer

29

UGCNET-AUG2016-II-22
Consider an undirected graph $G$ where self-loops are not allowed. The vertex set of $G$ is ${(i, j) | 1 \leq i \leq 12, 1 \leq j \leq 12}$. There is an edge between $(a, b)$ and $(c, d)$ if $|a – c| \leq 1$ or $| b – d | \leq 1$. The number of edges in this graph is $726$ $796$ $506$ $616$

asked Sep 25, 2016 in Graph Theory by makhdoom ghaya Boss (30.7k points) | 431 views

0 votes

1 answer

30

UGCNET-AUG2016-II-21
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 can not be ... of the linked list. Deletion of the front node of the linked list. Deletion of the last node of the linked list.

asked Sep 25, 2016 in Others by makhdoom ghaya Boss (30.7k points) | 476 views

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title	title:apple
content	content:apple
exclude	-tag:apple
force match	+apple
views	views:100
score	score:10
answers	answers:2
is accepted	isaccepted:true
is closed	isclosed:true

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