Recent activity by Sanjay Sharma

1 answer

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UGCNET-June-2019-II-91
Consider the game tree given below: Here $\bigcirc$ and $\Box$ represents MIN and MAX nodes respectively. The value of the root node of the game tree is $4$ $7$ $11$ $12$

answer edited 5 days ago in Others | 20 views

2 answers

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UGCNET-June-2019-II-84
You need $500$ subnets, each with about $100$ unusable host address per subnet. What network mask will you assign using a class B network? $255.255.255.252$ $255.255.255.128$ $255.255.255.0$ $255.255.254.0$

answered Jul 12 in Computer Networks | 27 views

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UGCNET-June-2019-II-57

answered Jul 12 in IS&Software Engineering | 19 views

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UGCNET-June-2019-II-75
How many states are there in a minimum state automata equivalent to regular expression given below? Regular expression is $a^*b(a+b)$ $1$ $2$ $3$ $4$

commented Jul 12 in Theory of Computation | 28 views

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UGCNET-June-2019-II-56
A Web application an its support environment has not been fully fortified against attack. Web engineers estimate that the likelihood of repelling an attack is only $30$ percent. The application does not contain sensitive or controversial information, so the threat probability is $25$ percent. What is the integrity of the web application? $0.625$ $0.725$ $0.775$ $0.825$

answered Jul 12 in IS&Software Engineering | 14 views

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UGCNET-June-2019-II-92
Math List-I with List-II: ... (ii); (c) - (i) (a) - (i) ; (b) - (iii); (c) - (ii) (a) - (ii) ; (b) - (iii); (c) - (i)

answered Jul 12 in Others | 13 views

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UGCNET-June-2019-II-55
Which of the following terms best describes Git? Issue Tracking System Integrated Development Environment Distributed Version Control System Web-based Repository Hosting Service

commented Jul 11 in IS&Software Engineering | 12 views

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UGCNET-June-2019-II-64
Which of the following is best running time to sort $n$ integers in the range $0$ to $n^2-1$? $O(\text{lg } n)$ $O(n)$ $O(n\text { lg }n)$ $O(n^2)$

commented Jul 11 in Algorithms | 34 views

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UGCNET-June-2019-II-62
There are many sorting algorithms based on comparison. The running time of heapsort algorithm is $O(n \text{lg}n)$. Like $P$, but unlike $Q$, heapsort sorts in place where $(P,Q)$ is equal to Merge sort, Quick sort Quick sort, insertion sort Insertion sort, Quick sort Insertion sort, Merge sort

commented Jul 11 in Algorithms | 22 views

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UGCNET-June-2019-II-52
The M components in MVC are responsible for user interface security of the system business logic and domain objects translating between user interface actions/events and operations on the domain objects

answered Jul 11 in IS&Software Engineering | 16 views

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UGCNET-June-2019-II-51
Which of the following statements is/are true? P: In software engineering, defect that are discovered earlier are more expensive to fix. Q: A software design is said to be a good design, if the components are strongly cohesive and weakly coupled. Select the correct answer from the options given below: P only Q only P and Q Neither P nor Q

answered Jul 11 in IS&Software Engineering | 11 views

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UGCNET-June-2019-II-27
Consider a raster system with resolution $640$ by $480$. What size is frame buffer (in bytes) for this system to store $12$ bits per pixel? $450$ kilobytes $500$ kilobytes $350$ kilobytes $400$ kilobytes

answered Jul 10 in Computer Graphics | 25 views

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UGCNET-June-2019-II-12
Suppose that the register $A$ and the register $K$ have the bit configuration. Only the three leftmost bits of $A$ are compared with memory words because $K$ has $1$'s in these positions. Because of its organization, this type of ... is uniquely suited to parallel searches by data association. This type of memory is known as RAM ROM content addressable memory secondary memory

answered Jul 10 in CO and Architecture | 45 views

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UGCNET-June-2019-II-11
Which type of addressing mode, less number of memory references are required? Immediate Implied Register Indexed

commented Jul 10 in CO and Architecture | 47 views

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15

UGCNET-June2013-III-1
The Software Maturity Index (SMI) is defined as $SMI=[M_f – (F_a +F_c + F_d)] / M_f$ where $M_f$= number of modules in current release $F_a$ =the number of module in the current release that have been added $F_c$ = the ... current release that have been deleted The product begins to stabilize when SMI approaches 1 SMI approaches 0 SMI approaches -1 None of the above

answer selected May 20 | 852 views

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UGCNET-Dec2014-III-08
Which of the following is correct ? I. Two phase locking is an optimistic protocol. II. Two phase locking is pessimistic protocol III. Time stamping is an optimistic protocol. IV. Time stamping is pessimistic protocol. $I$ and $III$ $II$ and $IV$ $I$ and $IV$ $II$ and $III$

answer edited May 14 in Databases | 1.2k views

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UGCNET-June2012-II-10
Which command is the fastest among the following? COPY TO <NEW FILE> COPY STRUCTURE TO <NEW FILE> COPY FILE <FILE 1> <FILE 2> COPY TO MFILE-DAT DELIMITED

commented Apr 9 in Operating System | 1k views

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UGCNET-June2013-II-20
Given L1=L(a*baa*) L2=L(ab*). The regular expression corresponding to language L3=L1/L2 (right quotient) is given by a*b a*baa* a*ba* None of the above

commented Apr 4 in Theory of Computation | 1.8k views

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19

Regular Language
Let $L\mid$ be a regular language and $L_1| = \{x|\mid\text{there exist y}\mid \text{so that xy} \in L| \text{ and} \mid x \mid = 2 \mid y\mid \mid \}$ ... but $L_2|$ is not. $L_2|$ is regular but $L_1|$ is not. Both $L_1|$ and $L_2|$ are regular. Both $L_1|$ and $L_2|$ are not regular.

answer selected Mar 19 in Theory of Computation | 167 views

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UGCNET-june2007-11
The following loop in ‘C’: int i=0; While(i++<0)i--; (A) will terminate (B) will go into an infinite loop (C) will give compilation error (D) will never be executed

commented Feb 14 in Programming | 380 views

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UGCNET-Dec2013-II-9
Which one of the following is not a step of requirement engineering? Requirement elicitation Requirement analysis Requirement design Requirement documentation

comment edited Feb 14 in Others | 592 views

3 answers

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ternary tree
In a ternary tree the number of internal nodes of degree 1,2 and 3 is 4,3 and 3 respectively.The number of leaf nodes in the ternary is a)12 b)11 c)9 d)10

answered Feb 10 in DS | 921 views

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UGCNET-Dec2012-II-25
Suppose that someone starts with a chain letter. Each person who receives the letter is asked to send it on to 4 other people. Some people do this, while some do not send any letter. How many people have seen the letter, including the first person, if none receives ... out? Also find out how many people sent out the letter? 122 & 22 111 & 11 133 & 33 144 & 44

answer edited Feb 10 in Numerical Ability | 1.9k views

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GATE2008-IT-10
Arrange the following functions in increasing asymptotic order: $n^{1/3}$ $e^n$ $n^{7/4}$ $n \log^9n$ $1.0000001^n$ a, d, c, e, b d, a, c, e, b a, c, d, e, b a, c, d, b, e

commented Feb 8 in Algorithms | 3.4k views

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UGCNET-June2015-III-34
Consider a hash table of size m=100 and the hash function h(k)=floor (m(kA mod 1)) for $A=\frac{ (\sqrt{5}-1)}{2} = 0.618033$. Compute the location to which the key k=123456 is placed in hash table 77 82 88 89

answer edited Feb 5 in Others | 1.8k views

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26

fork() system call

commented Jan 25 in Operating System | 91 views

1 answer

27

UGCNET-june2008-ii-4
The set of positive integers under the operation of ordinary multiplication is: (A) not a monoid (B) not a group (C) a group (D) an Abelian group

answer selected Jan 23 in Graph Theory | 345 views

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28

UGCNET-DEC2016-II-6
In propositional logic, if $(P→Q)\wedge (R→S)$ and $(P\vee R)$ are two premises such that $Y$ is the premise: $\begin{array}{c}( P \rightarrow Q) \wedge ( R \rightarrow S) \\ P \vee R \\ \hline \\ Y \\ \hline \end{array}$ $P\vee R$ $P\vee S$ $Q\vee R$ $Q\vee S$

commented Jan 17 in CBSE/UGC NET | 2.2k views

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29

UGCNET-DEC2018-II-1
In mathematical logic, which of the following are statements? There will be snow in January. What is the time now? Today is Sunday. You must study Discrete mathematics Choose the correct answer from the code given below: i and iii i and ii ii and iv iii and iv

commented Jan 4 in Others | 682 views

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30

UGCNET-DEC2018-II-29
Consider a ngly linked list. What is the worst case time complexity of the best-known algorithm to delete the node a, pointer to this node is q, from the list? $O(n \: lg \: n)$ $O(n)$ $O(lg \: n)$ $O(1)$

commented Jan 3 in Others | 144 views

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31

UGCNET-DEC2018-II-26
In a ternary tree, the number of internal nodes of degree $1, 2, $ and $3$ is $4, 3$, and $3$ respectively. The number of leaf nodes in the ternary tree is $9$ $10$ $11$ $12$

commented Jan 2 in Others | 130 views

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32

UGCNET-DEC2018-II-8
In PERT/CPM, the merge event represents _____ of two or more events. completion beginning splitting joining

commented Jan 2 in Others | 556 views

1 answer

33

UGCNET-DEC2018-II-6
The relation $\leq$ and $>$ on a boolean algebra are defined as: $x \leq y$ if and only if $x \vee y =y$ $x <y$ means $x \leq y$ but $x \neq y$ $x \geq y$ means $y \leq x$ and $x>y$ means $y<x$ Considering the above definitions, ... $y < z$, then $x < y$ Choose the correct answer from the code given below: i and ii only ii and iii only iii only iv only

commented Jan 2 in Others | 439 views

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UGCNET-DEC2018-II-5
Which of the following statements are true? Every logic network is equivalent to one using just NAND gates or just NOR gates. Boolean expressions and logic networks correspond to labelled acyclic diagraphs. No two Boolean algebras with n atoms are isomorphic. Non-zero elements of finite ... the code given below: i and iv only i, ii and iii only i and ii only ii, iii, and iv only

commented Jan 2 in Others | 406 views

1 answer

35

UGCNET-DEC2018-II-4
A survey has been conducted on methods of commuter travel. Each respondent was asked to check bus, Train and Automobile as a major method of travelling to work. More than one answer was permitted. The results reported were as follows: Bus $30$ people; Train $35$ ... people; and all the three methods $5$ people. How many people completed the survey form? $120$ $165$ $160$ $115$

commented Jan 2 in Others | 386 views

3 answers

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UGCNET-June2013-III-47
Match the following: a. Foreign keys i. Domain constraint b. Private key ii. Referential integrity c. Event control action model iii. Encryption d. Data security iv. Trigger a-iii, b-ii, c-i, d-iv a-ii, b-i, c-iv, d-iii a-iii, b-iv, c-i, d-ii a-i, b-ii, c-iii, d-iv

answer selected Dec 31, 2018 in Others | 361 views

1 answer

37

NTA NET DEC 18 Q 100 decimal floating point -40.1 representation in IEEE-754

answer selected Dec 26, 2018 in CO and Architecture | 198 views

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38

NTA NET dec 2018

asked Dec 26, 2018 in Computer Networks | 72 views

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39

NTA NET 2018 firewall

asked Dec 26, 2018 in Computer Networks | 37 views

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NTA NET DEC 2018 Q20

commented Dec 26, 2018 in CO and Architecture | 61 views