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0
votes
1
answer
1
UGCNETJuly2018II81
E is the number of edges in the graph and f is maximum flow in the graph. When the capacities are integers, the runtime of FordFulberson algorithm is bounded by $O \: (E*f)$ $O \: (E^2*f)$ $O \: (E*f^2)$ $O \: (E^2*f^2)$
answered
11 hours
ago
in
Others
by
Anshu Kesarwani
(
27
points)

317
views
ugcnetjuly2018ii
graphtheory
0
votes
2
answers
2
UGCNETJuly2018II83
The following LLP $\text{Maximize } z=100x_1 +2x_2+5x_3$ Subject to $14x_1+x_26x_33+3x_4=7$ $32x_1+x_212x_3 \leq 10$ $3x_1x_2x_3 \leq 0$ $x_1, x_2, x_3, x_4 \geq 0$ has Solution : $x_1=100, \: x_2=0, \: x_3=0$ Unbounded solution No solution Solution : $x_1=50, \: x_2=70, \: x_3=60$
answered
1 day
ago
in
Others
by
Arun Kumar Dey
(
27
points)

492
views
ugcnetjuly2018ii
llp
linearprogramming
+1
vote
1
answer
3
UGCNETJan2017III17
Which of the following is/are side effects of scan conversion ? a. Aliasing b. Unequal intensity of diagonal lines c. Overstriking in photographic applications d. Local or Global aliasing (1) a and b (2) a, b and c (3) a, c and d (4) a, b, c and d
answered
4 days
ago
in
Computer Graphics
by
Rashmi Ashutosh Vish
(
35
points)

158
views
0
votes
2
answers
4
UGCNETJuly2018II5
Given below are three implementations of the swap() function in C++: a b c void swap (int a, int b) { int temp; temp=a; a=b; b=temp; } int main() { int p=0, q=1; swap(p, q); } void swap (int &a, int &b) { int temp; temp=a; ... swap(&p, &q); } Which of these would actually swap the contents of the two integer variables p and q? a only b only c only b and c only
answered
4 days
ago
in
Others
by
avinash99515
(
19
points)

761
views
ugcnetjuly2018ii
c++
swapfunction
0
votes
1
answer
5
ISI2015DCG44
If the distance between the foci of a hyperbola is $16$ and its eccentricity is $\sqrt{2}$, then the equation of the hyperbola is $y^2x^2=32$ $x^2y^2=16$ $y^2x^2=16$ $x^2y^2=32$
answered
4 days
ago
in
Others
by
`JEET
Boss
(
11.2k
points)

15
views
isi2015dcg
geometry
hyperbola
eccentricity
0
votes
1
answer
6
UGCNETDEC2018II49
What does the following Java function perform? (Assume int occupies four bytes of storage) public static int f(int a) { // Preconditions : a > 0 and no oveflow/underflow occurs int b=0; for (int i=0; i<32; i++) { b = b<<1; ... $1$'s in the binary representation of integer a Return the int that represents the number of $0$'s in the binary representation of integer a
answered
Nov 5
in
Others
by
Rashmi Ashutosh Vish
(
35
points)

108
views
ugcnetdec2018ii
+1
vote
3
answers
7
ISRO20185
Considering the following table in a relational database Last Name Rank Room Shift Smith Manger 234 Morning Jones Custodian 33 Afternoon Smith Custodian 33 Evening Doe Clerical 222 Morning According to the data shown in the table, which of the following could be a candidate key of the table? {Last Name} {Room} {Shift} {Room, Shift}
answered
Nov 1
in
Others
by
bajajd
(
19
points)

900
views
isro2018
+1
vote
1
answer
8
UGCNETJune2019II30
Using the phong reflectance model, the strength of the specular highlight is determined by the angle between the view vector and the normal vector the light vector and the normal vector the light vector and the reflected vector the reflected vector and the view vector
answered
Oct 31
in
Computer Graphics
by
Rachakonda Deepika
(
29
points)

96
views
ugcnetjune2019ii
phongcolormodel
+1
vote
1
answer
9
UGCNETJune2019II10
Consider an LPP given as $\text{Max } Z=2x_1x_2+2x_3$ subject to the constraints $2x_1+x_2 \leq 10 \\ x_1+2x_22x_3 \leq 20 \\ x_1 + 2x_3 \leq 5 \\ x_1, \: x_2 \: x_3 \geq 0 $ ... $x_1 = 0, x_2=0, \: x_3=10, \: Z=20$
answered
Oct 26
in
Numerical Methods
by
Roma_nagpal
(
193
points)

154
views
ugcnetjune2019ii
simplex
method
0
votes
1
answer
10
ISI2014DCG49
Let $f(x) = \dfrac{x}{(x1)(2x+3)}$, where $x>1$. Then the $4^{th}$ derivative of $f, \: f^{(4)} (x)$ is equal to $ \frac{24}{5} \bigg[ \frac{1}{(x1)^5}  \frac{48}{(2x+3)^5} \bigg]$ ... $\frac{64}{5} \bigg[ \frac{1}{(x1)^5} + \frac{48}{(2x+3)^5} \bigg]$
answered
Oct 24
in
Others
by
`JEET
Boss
(
11.2k
points)

32
views
isi2014dcg
calculus
derivative
functions
0
votes
1
answer
11
ISI2015DCG63
If $\sin^{1} \frac{1}{\sqrt{5}}$ and $\cos ^{1} \frac{3}{\sqrt{10}}$ lie in $\bigg[0, \dfrac{\pi}{2}\bigg]$, their sum is equal to $\frac{\pi}{6}$ $\frac{\pi}{3}$ $ \sin^ {1}\frac{1}{\sqrt{50}}$ $\frac{\pi}{4}$
answered
Oct 23
in
Others
by
`JEET
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11.2k
points)

12
views
isi2015dcg
+3
votes
1
answer
12
UGCNETJune2019II25
Which of the following statements is/are true? P : In a scripting language like JacaScript, types are typically associated with values, not variables. Q : It is not possible to show images on a web page without the <img> tag of HTML. Select the correct answer from the options given below: P only Q only Both P and Q Neither P nor Q
answered
Oct 22
in
Web Technologies
by
Rachakonda Deepika
(
29
points)

82
views
ugcnetjune2019ii
webtechnologies
+1
vote
1
answer
13
UGCNETJune2019II23
What is the output of the following JAVA program? public class Good { private int m; public Good (int m){this.m=m;} public Boolean equals (Good n) {return n.m==m;} public static void main (string args[]){ Good m1 = new Good(22); Good m2 = new ... println(s1.equals(m2)); } } True, True, False, False True, False, True, False True, True, False, True True, False, False, False
answered
Oct 22
in
Java
by
Rachakonda Deepika
(
29
points)

87
views
ugcnetjune2019ii
java
0
votes
1
answer
14
ISI2017DCG6
Let $f(x) = \dfrac{x1}{x+1}, \: f^{k+1}(x)=f\left(f^k(x)\right)$ for all $k=1, 2, 3, \dots , 99$. Then $f^{100}(10)$ is $1$ $10$ $100$ $101$
answered
Oct 21
in
Others
by
`JEET
Boss
(
11.2k
points)

32
views
isi2017dcg
+1
vote
1
answer
15
UGCNETJune2019II60
Software validation mainly checks for inconsistencies between use cases and user requirements implementation and system design blueprints detailed specifications and user requirements functional specifications and use cases
answered
Oct 17
in
IS&Software Engineering
by
Sanjay Sharma
Boss
(
48.6k
points)

56
views
ugcnetjune2019ii
validation
+1
vote
1
answer
16
ISI2014DCG57
If a focal chord of the parabola $y^2=4ax$ cuts it at two distinct points $(x_1,y_1)$ and $(x_2,y_2)$, then $x_1x_2=a^2$ $y_1y_2=a^2$ $x_1x_2^2=a^2$ $x_1^2x_2=a^2$
answered
Oct 10
in
Others
by
`JEET
Boss
(
11.2k
points)

6
views
isi2014dcg
parabola
focalchord
0
votes
1
answer
17
ISI2014DCG40
Let the following two equations represent two curves $A$ and $B$. $A: 16x^2+9y^2=144\:\: \text{and}\:\: B:x^2+y^210x=21$ Further, let $L$ and $M$ be the tangents to these curves $A$ and $B$, respectively, at the point $(3,0)$. Then the angle between these two tangents, $L$ and $M$, is $0^{\circ}$ $30^{\circ}$ $45^{\circ}$ $90^{\circ}$
answered
Oct 10
in
Others
by
techbd123
Active
(
2.5k
points)

10
views
isi2014dcg
curves
tangents
angles
+1
vote
1
answer
18
ISI2017DCG15
The number of solutions of $\tan^{1}(x1) + \tan^{1}(x) + \tan^{1}(x+1) = \tan^{1}(3x)$ is $1$ $2$ $3$ $4$
answered
Oct 9
in
Others
by
`JEET
Boss
(
11.2k
points)

12
views
isi2017dcg
0
votes
1
answer
19
ISI2017DCG23
A determinant is chosen at random from the set of all determinants of order $2$ with elements $0$ or $1$ only. The probability of choosing a nonzero determinant is $\frac{3}{16}$ $\frac{3}{8}$ $\frac{1}{4}$ none of these
answered
Oct 9
in
Others
by
`JEET
Boss
(
11.2k
points)

5
views
isi2017dcg
0
votes
1
answer
20
ISI2017DCG14
If $a,b,c$ are the sides of a triangle such that $a:b:c=1: \sqrt{3}:2$, then $A:B:C$ (where $A,B,C$ are the angles opposite to the sides of $a,b,c$ respectively) is $3:2:1$ $3:1:2$ $1:2:3$ $1:3:2$
answered
Oct 9
in
Others
by
`JEET
Boss
(
11.2k
points)

6
views
isi2017dcg
0
votes
1
answer
21
ISI2015DCG59
If in a $\Delta ABC$, $\angle B = \frac{2 \pi}{3}$, then $\cos A + \cos C$ lies in $[\: \sqrt{3}, \sqrt{3}\:]$ $(\: – \sqrt{3}, \sqrt{3}\:]$ $(\:\frac{3}{2}, \sqrt{3}\:)$ $(\:\frac{3}{2}, \sqrt{3}\:]$
answered
Oct 9
in
Others
by
`JEET
Boss
(
11.2k
points)

19
views
isi2015dcg
+7
votes
5
answers
22
GATE2015213
Which of the following statements is NOT correct about HTTP cookies? A cookie is a piece of code that has the potential to compromise the security of an Internet user A cookie gains entry to the user's work area through an HTTP header A cookie has an expiry date and time Cookies can be used to track the browsing pattern of a user at a particular site
answered
Oct 3
in
Web Technologies
by
JashanArora
Active
(
1.1k
points)

2k
views
gate20152
webtechnologies
easy
0
votes
1
answer
23
ISI2017DCG16
If $\cos x = \dfrac{1}{2}$, the value of the expression $\dfrac{\cos 6x+6 \cos 4x+15 \cos 2x +10}{\cos 5x+5 \cos 3x +10 \cos x}$ is $\frac{1}{2}$ $1$ $\frac{1}{4}$ $0$
answered
Oct 2
in
Others
by
`JEET
Boss
(
11.2k
points)

8
views
isi2017dcg
0
votes
1
answer
24
ISI2014DCG20
If $A(t)$ is the area of the region bounded by the curve $y=e^{\mid x \mid}$ and the portion of the $x$axis between $t$ and $t$, then $\underset{t \to \infty}{\lim} A(t)$ equals $0$ $1$ $2$ $4$
answered
Oct 1
in
Others
by
techbd123
Active
(
2.5k
points)

17
views
isi2014dcg
calculus
integration
definiteintegration
area
0
votes
2
answers
25
ISI2017DCG17
If $\cos ^{2}x+ \cos ^{4} x=1$, then $\tan ^{2} x+ \tan ^{4} x$ is equal to $1$ $0$ $2$ none of these
answered
Oct 1
in
Others
by
`JEET
Boss
(
11.2k
points)

9
views
isi2017dcg
0
votes
2
answers
26
ISI2015DCG64
If $\cos 2 \theta = \sqrt{2}(\cos \theta – \sin \theta)$ then $\tan \theta$ equals $1$ $1$ or $1$ $\frac{1}{\sqrt{2}}, – \frac{1}{\sqrt{2}}$ or $1$ None of these
answered
Oct 1
in
Others
by
`JEET
Boss
(
11.2k
points)

14
views
isi2015dcg
+1
vote
1
answer
27
ISI2014DCG14
$x^43x^2+2x^2y^23y^2+y^4+2=0$ represents A pair of circles having the same radius A circle and an ellipse A pair of circles having different radii none of the above
answered
Sep 30
in
Others
by
techbd123
Active
(
2.5k
points)

13
views
isi2014dcg
circle
ellips
+1
vote
1
answer
28
ISI2017DCG9
The solution of $\log_5(\sqrt{x+5}+\sqrt{x})=1$ is $2$ $4$ $5$ none of these
answered
Sep 28
in
Others
by
`JEET
Boss
(
11.2k
points)

11
views
isi2017dcg
0
votes
1
answer
29
ISI2017DCG8
If $x,y,z$ are in $A.P.$ and $a>1$, then $a^x, a^y, a^z$ are in $A.P.$ $G.P$ $H.P$ none of these
answered
Sep 28
in
Others
by
`JEET
Boss
(
11.2k
points)

5
views
isi2017dcg
0
votes
1
answer
30
ISI2017DCG27
The limit of the sequence $\sqrt{2}, \sqrt{2\sqrt{2}}, \sqrt{2\sqrt{2\sqrt{2}}}, \dots$ is $1$ $2$ $2\sqrt{2}$ $\infty$
answered
Sep 27
in
Others
by
lokendra14
(
275
points)

8
views
isi2017dcg
0
votes
1
answer
31
ISI2017DCG3
If $2f(x)3f(\frac{1}{x})=x^2 \: (x \neq0)$, then $f(2)$ is $\frac{2}{3}$ $ – \frac{3}{2}$ $ – \frac{7}{4}$ $\frac{5}{4}$
answered
Sep 26
in
Others
by
`JEET
Boss
(
11.2k
points)

11
views
isi2017dcg
0
votes
2
answers
32
UGCNETJuly2018II22
Consider the array A=<4, 1, 3, 2, 16, 9, 10, 14, 8, 7>. After building heap from the array A, the depth of the heap and the right child of maxheap are ______ and _____ respectively (Root is at level 0). 3, 14 3, 10 4, 14 4, 10
answered
Sep 25
in
Others
by
umesh kaiwart
(
21
points)

614
views
ugcnetjuly2018ii
datastructure
heap
0
votes
1
answer
33
ISI2017DCG20
If the coordinates of the middle point of the portion of a line intercepted between the coordinate axes are $(3,2)$, then the equation of the straight line is $2x+3y=12$ $3x+2y=0$ $2x+3y=0$ $3x+2y=12$
answered
Sep 24
in
Others
by
rakesh1000
(
11
points)

6
views
isi2017dcg
0
votes
0
answers
34
ISI2014DCG27
Let $y^24ax+4a=0$ and $x^2+y^22(1+a)x+1+2a3a^2=0$ be two curves. State which one of the following statements is true. These two curves intersect at two points These two curves are tangent to each other These two curves intersect orthogonally at one point These two curves do not intersect
asked
Sep 23
in
Others
by
Arjun
Veteran
(
422k
points)

20
views
isi2014dcg
curves
0
votes
0
answers
35
ISI2014DCG52
The area under the curve $x^2+3x4$ in the positive quadrant and bounded by the line $x=5$ is equal to $59 \frac{1}{6}$ $61 \frac{1}{3}$ $40 \frac{2}{3}$ $72$
asked
Sep 23
in
Others
by
Arjun
Veteran
(
422k
points)

6
views
isi2014dcg
curve
boundedarea
0
votes
0
answers
36
ISI2014DCG59
The equation $5x^2+9y^2+10x36y4=0$ represents an ellipse with the coordinates of foci being $(\pm3,0)$ a hyperbola with the coordinates of foci being $(\pm3,0)$ an ellipse with the coordinates of foci being $(\pm2,0)$ a hyperbola with the coordinates of foci being $(\pm2,0)$
asked
Sep 23
in
Others
by
Arjun
Veteran
(
422k
points)

10
views
isi2014dcg
hyperbola
ellipse
foci
0
votes
3
answers
37
UGCNETJuly2018II86
If $A_i = \{i, \dots , 2, 1, 0, 1, 2, \dots , i \}$ then $\cup_{i=1}^x A_i$ is Z Q R C
answered
Sep 22
in
Others
by
shivam2k10
(
11
points)

310
views
ugcnetjuly2018ii
discretemathematics
+1
vote
1
answer
38
ISI2015DCG61
The value of $\sin^6 \frac{\pi}{81} + \cos^6 \frac{\pi}{81}1+3 \sin ^2 \frac{\pi}{81} \cos^2 \frac{\pi}{81}$ is $\tan ^6 \frac{\pi}{81}$ $0$ $1$ None of these
answered
Sep 22
in
Others
by
`JEET
Boss
(
11.2k
points)

14
views
isi2015dcg
+1
vote
1
answer
39
ISI2015DCG65
The value of $\sin ^2 5^{\circ} + \sin ^2 10^{\circ} + \sin ^2 15^{\circ} + \dots + \sin^2 90^{\circ}$ is $8$ $9$ $9.5$ None of these
answered
Sep 22
in
Others
by
`JEET
Boss
(
11.2k
points)

16
views
isi2015dcg
0
votes
1
answer
40
ISI2017DCG26
The value of $\underset{n \to \infty}{\lim} \bigg( \dfrac{1}{1n^2} + \dfrac{2}{1n^2} + \dots + \dfrac{n}{1n^2} \bigg)$ is $0$ $ – \frac{1}{2}$ $\frac{1}{2}$ none of these
answered
Sep 21
in
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by
toxicdesire
Active
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1.4k
points)

7
views
isi2017dcg
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