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Recent questions tagged ugcnetcse-dec2018-paper2
0
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3
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31
UGC NET CSE | December 2018 | Part 2 | Question: 31
Let $r=a(a+b)^*, \: s=aa^*b$ and $t=a^*b$ be three regular expressions. Consider the following : $L(s) \subseteq L(r )\text{ and } L(s) \subseteq L(t)$ ... Choose the correct answer from the code given below : Only i is correct Only ii is correct Both i and ii are correct Neither i nor ii is correct
Arjun
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Unknown Category
Jan 2, 2019
by
Arjun
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ugcnetcse-dec2018-paper2
1
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3
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32
UGC NET CSE | December 2018 | Part 2 | Question: 32
Consider the language $L$ given by $L=\{ 2^{nk} \mid k >0, \text{ and n is non-negative integer number } \}$ The minimum number of states of finite automaton which accepts the language $L$ is $n$ $n+1$ $\frac{n(n+1)}{2}$ $2^n$
Arjun
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Theory of Computation
Jan 2, 2019
by
Arjun
4.1k
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ugcnetcse-dec2018-paper2
theory-of-computation
finite-automata
0
votes
1
answer
33
UGC NET CSE | December 2018 | Part 2 | Question: 33
The number of substrings that can be formed from string given by $a \: d \: e \: f \: b \: g \: h \: n \: m \: p$ is $10$ $45$ $55$ $56$
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Combinatory
Jan 2, 2019
by
Arjun
905
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ugcnetcse-dec2018-paper2
combinatory
counting
0
votes
3
answers
34
UGC NET CSE | December 2018 | Part 2 | Question: 34
Consider the following two languages : $L_1 = \{ x \mid \text{ for some y with } \mid y \mid = 2^{\mid x \mid} , xy \in \text{ L and L is regular language} \}$ ... $L_2$ is regular language Both $L_1$ and $L_2$ are regular languages Both $L_1$ and $L_2$ are not regular languages
Arjun
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Theory of Computation
Jan 2, 2019
by
Arjun
3.1k
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ugcnetcse-dec2018-paper2
theory-of-computation
0
votes
1
answer
35
UGC NET CSE | December 2018 | Part 2 | Question: 35
Consider the following languages: $L_1 = \{ a^{n+m} b^n a^m \mid n, m \geq 0 \}$ $L_2 = \{ a^{n+m} b^{n+m} a^{n+m} \mid n, m \geq 0\}$ Which of the following is correct ? $Code:$ ... free language Only $L_2$ is context free language Both $L_1$ and $L_2$ are context free languages Both $L_1$ and $L_2$ are not context free languages
Arjun
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Theory of Computation
Jan 2, 2019
by
Arjun
979
views
ugcnetcse-dec2018-paper2
theory-of-computation
0
votes
2
answers
36
UGC NET CSE | December 2018 | Part 2 | Question: 36
Consider $R$ to be any regular language and $L_1$, $L_2$ be any two context-free languages. Which of the following is correct? $\overline{L_1}$ is context free $\overline{(L_1 \cup L_2)} – R$ is context free $L_1 \cap L_2$ is context free $L_1 – R$ is context free
Arjun
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in
Theory of Computation
Jan 2, 2019
by
Arjun
1.0k
views
ugcnetcse-dec2018-paper2
context-free-language
theory-of-computation
1
vote
2
answers
37
UGC NET CSE | December 2018 | Part 2 | Question: 37
Consider the following problems : Whether a finite state automaton halts on all inputs? Whether a given context free language is regular? Whether a Turing machine computes the product of two numbers? Which one of the following is ... ii and iii are undecidable problems Only i and ii are undecidable problems i, ii and iii are undecidable problems
Arjun
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in
Theory of Computation
Jan 2, 2019
by
Arjun
1.8k
views
ugcnetcse-dec2018-paper2
decidability
theory-of-computation
0
votes
2
answers
38
UGC NET CSE | December 2018 | Part 2 | Question: 38
Which one of the following problems is decidable for recursive languages $(L)$ ? Is $L= \phi$ ? Is $w \in L$, where $w$ is a string ? Is $L= \Sigma ^*$ ? Is $L=R$, where $R$ is a given regular set ?
Arjun
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in
Unknown Category
Jan 2, 2019
by
Arjun
923
views
ugcnetcse-dec2018-paper2
0
votes
2
answers
39
UGC NET CSE | December 2018 | Part 2 | Question: 39
Consider the following grammar $G$: $S \rightarrow A \mid B$ $A \rightarrow a \mid c$ $B \rightarrow b \mid c$ where $\{ S, A, B\}$ is the set of non-terminals, $\{ a, b, c, \}$ is the set of terminals. Which of the ... $G$. Choose the correct answer from the code given below: Only $S_1$ Only $S_2$ Both $S_1$ and $S_2$ Neither $S_1$ nor $S_2$
Arjun
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in
Compiler Design
Jan 2, 2019
by
Arjun
1.9k
views
ugcnetcse-dec2018-paper2
parsing
0
votes
1
answer
40
UGC NET CSE | December 2018 | Part 2 | Question: 40
The grammar $S \rightarrow (S) \mid SS \mid \epsilon$ is not suitable for predictive parsing because the grammar is Right recursive Left recursive Ambiguous An operator grammar
Arjun
asked
in
Unknown Category
Jan 2, 2019
by
Arjun
956
views
ugcnetcse-dec2018-paper2
0
votes
1
answer
41
UGC NET CSE | December 2018 | Part 2 | Question: 41
If the frame buffer has $10$-bits per pixel and $8$-bits are allocated for each of the $R, G$, and $B$ components, then what would be the size of the color lookup table (LUT)? $(2^8+2^9)$ bytes $(2^{10}+2^8)$ bytes $(2^{10}+2^{24})$ bytes $(2^{10}+2^{11})$ bytes
Arjun
asked
in
Unknown Category
Jan 2, 2019
by
Arjun
3.7k
views
ugcnetcse-dec2018-paper2
1
vote
1
answer
42
UGC NET CSE | December 2018 | Part 2 | Question: 42
Which homogeneous $2D$ matrix transforms the figure (a) on the left side to figure (b) on the right? $\begin{pmatrix} 0 & 2 & -6 \\ 2 & 0 & 1 \\ 0 & 0 & 1 \end{pmatrix}$ ... $\begin{pmatrix} 0 & 2 & 6 \\ 1 & 0 & 1 \\ 0 & 0 & 1 \end{pmatrix}$
Arjun
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in
Unknown Category
Jan 2, 2019
by
Arjun
3.6k
views
ugcnetcse-dec2018-paper2
0
votes
0
answers
43
UGC NET CSE | December 2018 | Part 2 | Question: 43
Consider the midpoint (or Bresenham) algorithm for rasterizing lines given below: Input $(x_1, y_1)$ and $(x_2, y_2)$ $y=y_1$ $d=f(x_1+1, y_1+1/2)$ //f is the implicit form of a line for $x=x_1$ to $x_2$ do plot$(x,y)$ if ... if $d$ is over $0$ Choose the correct answer from the code given below: P only P and Q only Q and R only P, Q and R
Arjun
asked
in
Unknown Category
Jan 2, 2019
by
Arjun
3.5k
views
ugcnetcse-dec2018-paper2
0
votes
1
answer
44
UGC NET CSE | December 2018 | Part 2 | Question: 44
In $3D$ Graphics, which of the following statements about perspective and parallel projection is/are true? P : In a perspective projection, the farthest an object is from the center of projection, the smaller it appears Q : Parallel projection is equivalent to a ... the code given below: $Code:$ P and Q only P and R only Q and R only P, Q and R
Arjun
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in
Unknown Category
Jan 2, 2019
by
Arjun
2.2k
views
ugcnetcse-dec2018-paper2
0
votes
1
answer
45
UGC NET CSE | December 2018 | Part 2 | Question: 45
In $3D$ Graphics, which of the following statements is/are true? P: Back-face culling is an example of image-precision visible-surface determination procedure. Q: Z- buffer is a $16$-bit, $32$-bit, or $64$ bit field associated ... each pixel Choose the correct answer from the code given below : $Code:$ P only Q only P and Q Neither P nor Q
Arjun
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in
Unknown Category
Jan 2, 2019
by
Arjun
1.1k
views
ugcnetcse-dec2018-paper2
0
votes
1
answer
46
UGC NET CSE | December 2018 | Part 2 | Question: 46
Consider the following pseudo-code fragment, where $m$ is a non-negative integer that has been initialized: $p=0$ $k=0$ while $(k<m)$ $p=p+2^k$ $k=k+1$ end while Which of the following is a loop invariant for the while statement? (Note: a loop invariant for a while ... $p=2^k-1$ and $0 \leq k \leq m$ $p=2^{k+1}-1$ and $0 \leq k \leq m$
Arjun
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in
Unknown Category
Jan 2, 2019
by
Arjun
6.5k
views
ugcnetcse-dec2018-paper2
0
votes
1
answer
47
UGC NET CSE | December 2018 | Part 2 | Question: 47
Consider the following two $C++$ programs $P1$ and $P2$ and two statements $S1$ and $S2$ about these programs: $P1$ $P2$ void f(int a, int *b, int &c) { a=1; *b=2; c=3; } int main() { int i=0; f(i, &i, i); count << ... $S1$ and $S2$? $Code:$ Only $S1$ is true Only $S2$ is true Both $S1$ and $S2$ are true Neither $S1$ nor $S2$ is true
Arjun
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in
Unknown Category
Jan 2, 2019
by
Arjun
1.7k
views
ugcnetcse-dec2018-paper2
0
votes
0
answers
48
UGC NET CSE | December 2018 | Part 2 | Question: 48
Consider the following recursive Java function $f$ that takes two long arguments and returns a float value : public static float f(long m, long n) { float result = (float) m / (float) n; if (m<0 || n <0) return 0.0f; else result += ... return result; } Which of the following integers best approximates the value of $f(2, 3)$? $0$ $1$ $2$ $3$
Arjun
asked
in
Unknown Category
Jan 2, 2019
by
Arjun
1.9k
views
ugcnetcse-dec2018-paper2
0
votes
1
answer
49
UGC NET CSE | December 2018 | Part 2 | Question: 49
What does the following Java function perform? (Assume int occupies four bytes of storage) public static int f(int a) { // Pre-conditions : a > 0 and no oveflow/underflow occurs int b=0; for (int i=0; i<32; ... the binary representation of integer a Return the int that represents the number of $0$'s in the binary representation of integer a
Arjun
asked
in
Unknown Category
Jan 2, 2019
by
Arjun
1.2k
views
ugcnetcse-dec2018-paper2
0
votes
1
answer
50
UGC NET CSE | December 2018 | Part 2 | Question: 50
Which of the following HTML5 codes will affect the horizontal as well as vertical alignment of the table content ? <td halign = middle valign= center > BASH</td> <td align = middle valign= center > BASH</td> ... -align:middle; > BASH</td> <td style= text-align:center; vertical-align:middle; > BASH</td>
Arjun
asked
in
Unknown Category
Jan 2, 2019
by
Arjun
908
views
ugcnetcse-dec2018-paper2
0
votes
1
answer
51
UGC NET CSE | December 2018 | Part 2 | Question: 51
Consider the $C/C++$ function $f()$ given below: void f(char w[]) { int x=strlen(w); //length of a string char c; for (int i=0; i<x; i++) { c=w[i]; w[i]=w[x-i-1]; w[x-i-1] ... shifted over by one position It outputs the contents of the array with the characters rearranged so they are no longer recognized as the words in the original phrase
Arjun
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in
Unknown Category
Jan 2, 2019
by
Arjun
1.1k
views
ugcnetcse-dec2018-paper2
0
votes
1
answer
52
UGC NET CSE | December 2018 | Part 2 | Question: 52
The Software Requirement Specification $(SRS)$ is said to be _____ if and only if no subset of individual requirements described in it conflict with each other. Correct Consistent Unambiguous Verifiable
Arjun
asked
in
Unknown Category
Jan 2, 2019
by
Arjun
2.0k
views
ugcnetcse-dec2018-paper2
0
votes
2
answers
53
UGC NET CSE | December 2018 | Part 2 | Question: 53
Software products need perfective maintenance for which of the following reasons? To rectify bugs observed while the system is in use When the customers need the product to run on new platforms To support new features that users want it to support To overcome wear and tear caused by the repeated use of the software
Arjun
asked
in
Unknown Category
Jan 2, 2019
by
Arjun
2.6k
views
ugcnetcse-dec2018-paper2
0
votes
0
answers
54
UGC NET CSE | December 2018 | Part 2 | Question: 54
Match each $\text{UML}$ diagram in $\text{List I}$ to its appropriate description in $\text{List II}$ ... $\text{(a)-(iv); (b)-(i); (c)-(ii); (d)-(iii)}$
Arjun
asked
in
Unknown Category
Jan 2, 2019
by
Arjun
1.3k
views
ugcnetcse-dec2018-paper2
0
votes
0
answers
55
UGC NET CSE | December 2018 | Part 2 | Question: 55
Which of the following statements is/are $false$ ? $P$ : The clean-room strategy to software engineering is based on the incremental software process model. $Q$ : The clean-room strategy to software engineering is one of the ways to overcome unconscious copying ... code given below: $Code:$ $P$ only $Q$ only Both $P$ and $Q$ Neither $P$ nor $Q$
Arjun
asked
in
Unknown Category
Jan 2, 2019
by
Arjun
975
views
ugcnetcse-dec2018-paper2
0
votes
2
answers
56
UGC NET CSE | December 2018 | Part 2 | Question: 56
Consider the following method: int f(int m, int n, boolean x, boolean y) { int res=0; if (m<0) {res=n-m;} else if (x || y) { res=-1; if(n==m){res=1;} } else {res=n;} return res; } /*end of f */ If $P$ is the minimum number of tests ... number of tests to achieve full branch coverage for $f()$, then $(P,Q)$ = $(3, 4)$ $(4,3)$ $(2,3)$ $(3,2)$
Arjun
asked
in
Unknown Category
Jan 2, 2019
by
Arjun
5.0k
views
ugcnetcse-dec2018-paper2
0
votes
1
answer
57
UGC NET CSE | December 2018 | Part 2 | Question: 57
A legacy software system has $940$ modules. The latest release required that $90$ of these modules be changed. In addition, $40$ new modules were added and $12$ old modules were removed. Compute the software maturity index for the system. $0.849$ $0.524$ $0.725$ $0.923$
Arjun
asked
in
IS&Software Engineering
Jan 2, 2019
by
Arjun
3.3k
views
ugcnetcse-dec2018-paper2
0
votes
0
answers
58
UGC NET CSE | December 2018 | Part 2 | Question: 58
Which of the following statements is/are true ? $P$ : Software Reengineering is preferable for software products having high failure rates, having poor design and/or having poor code structure. $Q$ : Software Reverse Engineering is the process of analyzing software ... the code given below : $P$ only $Q$ only Both $P$ and $Q$ Neither $P$ nor $Q$
Arjun
asked
in
Unknown Category
Jan 2, 2019
by
Arjun
1.3k
views
ugcnetcse-dec2018-paper2
0
votes
1
answer
59
UGC NET CSE | December 2018 | Part 2 | Question: 59
Which of the following is not one of the principles of agile software development method? Customer involvement Embrace change Incremental delivery Following the plan
Arjun
asked
in
Unknown Category
Jan 2, 2019
by
Arjun
5.8k
views
ugcnetcse-dec2018-paper2
0
votes
1
answer
60
UGC NET CSE | December 2018 | Part 2 | Question: 62
The four byte IP address consists of Network Address Host Address Both Network and Host Addresses Neither Network nor Host Addresses
Arjun
asked
in
Unknown Category
Jan 2, 2019
by
Arjun
922
views
ugcnetcse-dec2018-paper2
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