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User Regina Phalange
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Answers by Regina Phalange
2
votes
1
ISRO-DEC2017-73
Consider the function int fun(x: integer) { If x>100 then fun=x-10; else fun=fun(fun(x+11)); } For the input $x=95$, the function will return $89$ $90$ $91$ $92$
answered
in
Programming in C
Dec 22, 2017
2.1k
views
isrodec2017
2
votes
2
ISRO-DEC2017-9
The function $f:[0,3]\rightarrow [1,29]$ defined by $f(x)=2x^{3}-15x^{2}+36x+1$ is injective and surjective surjective but not injective injective but not surjective neither injective nor surjective
answered
in
Set Theory & Algebra
Dec 22, 2017
2.6k
views
isrodec2017
11
votes
3
GATE CSE 2014 Set 1 | Question: GA-10
When a point inside of a tetrahedron (a solid with four triangular surfaces) is connected by straight lines to its corners, how many (new) internal planes are created with these lines?
answered
in
Quantitative Aptitude
Dec 6, 2017
8.6k
views
gatecse-2014-set1
quantitative-aptitude
geometry
combinatory
normal
numerical-answers
44
votes
4
GATE CSE 2017 Set 2 | Question: 20
The maximum number of $\textsf{IPv4}$ router addresses that can be listed in the record route (RR) option field of an $\textsf{IPv4}$ header is______.
answered
in
Computer Networks
May 1, 2017
16.3k
views
gatecse-2017-set2
computer-networks
ip-addressing
numerical-answers
5
votes
5
GATE CSE 2016 Set 1 | Question: 31
The size of the data count register of a $\text{DMA}$ controller is $16\;\text{bits}$. The processor needs to transfer a file of $29,154$ kilobytes from disk to main memory. The memory is byte addressable. The minimum number of times ... needs to get the control of the system bus from the processor to transfer the file from the disk to main memory is _________.
answered
in
CO and Architecture
May 1, 2017
18.3k
views
gatecse-2016-set1
co-and-architecture
dma
normal
numerical-answers
12
votes
6
GATE CSE 2016 Set 1 | Question: 20
Consider an arbitrary set of CPU-bound processes with unequal CPU burst lengths submitted at the same time to a computer system. Which one of the following process scheduling algorithms would minimize the average waiting time in the ... quantum less than the shortest CPU burst Uniform random Highest priority first with priority proportional to CPU burst length
answered
in
Operating System
May 1, 2017
14.0k
views
gatecse-2016-set1
operating-system
process-scheduling
normal
4
votes
7
GATE CSE 2016 Set 1 | Question: 05
Two eigenvalues of a $3 \times 3$ real matrix $P$ are $(2+\sqrt {-1})$ and $3$. The determinant of $P$ is _______
answered
in
Linear Algebra
May 1, 2017
14.4k
views
gatecse-2016-set1
linear-algebra
eigen-value
numerical-answers
normal
13
votes
8
GATE CSE 2016 Set 1 | Question: 2
Let $a_n$ be the number of $n$-bit strings that do NOT contain two consecutive $1's$. Which one of the following is the recurrence relation for $a_n$? $a_n = a_{n-1}+ 2a_{n-2}$ $a_n = a_{n-1}+ a_{n-2}$ $a_n = 2a_{n-1}+ a_{n-2}$ $a_n = 2a_{n-1}+ 2a_{n-2}$
answered
in
Combinatory
May 1, 2017
9.4k
views
gatecse-2016-set1
combinatory
recurrence-relation
easy
7
votes
9
GATE CSE 2016 Set 1 | Question: 1
Let $p, q, r, s$ represents the following propositions. $p:x\in\left\{8, 9, 10, 11, 12\right\}$ $q:$ $x$ is a composite number. $r:$ $x$ is a perfect square. $s:$ $x$ is a prime number. The integer $x\geq2$ which satisfies $\neg\left(\left(p\Rightarrow q\right) \wedge \left(\neg r \vee \neg s\right)\right)$ is ____________.
answered
in
Mathematical Logic
May 1, 2017
12.8k
views
gatecse-2016-set1
mathematical-logic
normal
numerical-answers
propositional-logic
1
vote
10
GATE CSE 2015 Set 1 | Question: 42
Consider the following C program segment. while (first <= last) { if (array[middle] < search) first = middle + 1; else if (array[middle] == search) found = TRUE; else last = middle - 1; middle = (first + last)/2; } if (first > last) notpresent = TRUE; The cyclomatic complexity of the program segment is_______________.
answered
in
IS&Software Engineering
Apr 30, 2017
11.9k
views
gatecse-2015-set1
is&software-engineering
cyclomatic-complexity
normal
out-of-syllabus-now
numerical-answers
22
votes
11
GATE CSE 2015 Set 1 | Question: 29
Consider a LAN with four nodes $S_1, S_2, S_3,$ and $S_4$. Time is divided into fixed-size slots, and a node can begin its transmission only at the beginning of a slot. A collision is said to have occurred if more than ... respectively. The probability of sending a frame in the first slot without any collision by any of these four stations is__________________.
answered
in
Computer Networks
Apr 30, 2017
13.2k
views
gatecse-2015-set1
computer-networks
normal
numerical-answers
congestion-control
21
votes
12
GATE CSE 2015 Set 1 | Question: 27
Consider the following relation: ... P WHERE S.Roll_No= P.Roll_No GROUP BY S.STUDENT_Name The numbers of rows that will be returned by the SQL query is_________________.
answered
in
Databases
Apr 30, 2017
16.9k
views
gatecse-2015-set1
databases
sql
normal
numerical-answers
4
votes
13
GATE CSE 2015 Set 1 | Question: 21
Suppose that everyone in a group on $N$ people wants to communicate secretly with the $(\text{N - 1})$ others using symmetric Key cryptographic system. The communication between any two person should not be decodable by the others in the group. The numbers of keys required ... satisfy the confidentiality requirement is $2N$ $N(N-1)$ $\dfrac{N(N-1)}{2}$ $(N-1)^{2}$
answered
in
Computer Networks
Apr 30, 2017
7.6k
views
gatecse-2015-set1
computer-networks
network-security
normal
out-of-gate-syllabus
0
votes
14
GATE CSE 2015 Set 3 | Question: 55
Consider the following software items: Program-$X$, Control Flow Diagram of Program-$Y$ and Control Flow Diagram of Program-$Z$ as shown below The values of McCabe's Cyclomatic complexity of program-$X$, program-$Y$, and program-$Z$ respectively are 4, 4, 7 3, 4, 7 4, 4, 8 4, 3, 8
answered
in
IS&Software Engineering
Apr 30, 2017
5.6k
views
gatecse-2015-set3
is&software-engineering
cyclomatic-complexity
normal
non-gate
4
votes
15
GATE CSE 2015 Set 3 | Question: 40
Let $G$ be a connected undirected graph of $100$ vertices and $300$ edges. The weight of a minimum spanning tree of $G$ is $500$. When the weight of each edge of $G$ is increased by five, the weight of a minimum spanning tree becomes ______.
answered
in
Algorithms
Apr 30, 2017
10.7k
views
gatecse-2015-set3
algorithms
spanning-tree
easy
numerical-answers
1
vote
16
GATE CSE 2015 Set 3 | Question: 21
Consider a software project with the following information domain characteristics for calculation of function point metric. Number of external inputs (I) = 30 Number of external outputs (O) = 60 Number of external inquiries (E) = 23 Number of ... value 3, and each of the remaining factors have value 4. The computed value of function point metric is _________.
answered
in
IS&Software Engineering
Apr 29, 2017
8.7k
views
gatecse-2015-set3
is&software-engineering
function-point-metric
normal
non-gate
numerical-answers
1
vote
17
GATE CSE 2015 Set 3 | Question: 8
In a web server, ten WebPages are stored with the URLs of the form http://www.yourname.com/var.html; where var is a different number from 1 to 10 for each Webpage. Suppose the client stores the Webpage with var = 1 (say W1) in the local ... ;http://www.yourname.com/"> <base href: "http://www.yourname.com/", range:"...var.html">
answered
in
Web Technologies
Apr 29, 2017
4.0k
views
gatecse-2015-set3
web-technologies
normal
non-gate
0
votes
18
GATE CSE 2015 Set 3 | Question: 6
Consider a CSMA/CD network that transmits data at a rate of $100\;\textsf{Mbps}\; (10^8\;\text{bits}$ per second) over a $1\;\textsf{km}$ (kilometre) cable with no repeaters. If the minimum frame size required for this network is $1250\;\text{bytes},$ What is the signal speed $\textsf{(km/sec)}$ in the cable? $8000$ $10000$ $16000$ $20000$
answered
in
Computer Networks
Apr 29, 2017
13.7k
views
gatecse-2015-set3
computer-networks
congestion-control
csma-cd
normal
3
votes
19
GATE CSE 2015 Set 3 | Question: 5
The number of $4$ digit numbers having their digits in non-decreasing order (from left to right) constructed by using the digits belonging to the set $\{1, 2, 3\}$ is ________.
answered
in
Combinatory
Apr 29, 2017
15.3k
views
gatecse-2015-set3
combinatory
normal
numerical-answers
9
votes
20
GATE CSE 2013 | Question: 31
Consider the following function: int unknown(int n){ int i, j, k=0; for (i=n/2; i<=n; i++) for (j=2; j<=n; j=j*2) k = k + n/2; return (k); } The return value of the function is $\Theta(n^2)$ $\Theta(n^2\log n)$ $\Theta(n^3)$ $\Theta(n^3\log n)$
answered
in
Algorithms
Apr 27, 2017
29.2k
views
gatecse-2013
algorithms
identify-function
normal
36
votes
21
GATE CSE 2011 | Question: 18
If the difference between the expectation of the square of a random variable $\left(E\left[X^2\right]\right)$ and the square of the expectation of the random variable $\left(E\left[X\right]\right)^2$ is denoted by $R$, then $R=0$ $R<0$ $R\geq 0$ $R > 0$
answered
in
Probability
Apr 26, 2017
8.8k
views
gatecse-2011
probability
random-variable
expectation
normal
12
votes
22
GATE CSE 2010 | Question: 1
Let $G=(V, E)$ be a graph. Define $\xi(G) = \sum\limits_d i_d*d$, where $i_d$ is the number of vertices of degree $d$ in $G.$ If $S$ and $T$ are two different trees with $\xi(S) = \xi(T)$, then $| S| = 2| T |$ $| S | = | T | - 1$ $| S| = | T | $ $| S | = | T| + 1$
answered
in
Graph Theory
Apr 26, 2017
11.3k
views
gatecse-2010
graph-theory
normal
degree-of-graph
3
votes
23
GATE CSE 2008 | Question: 47
We have a binary heap on $n$ elements and wish to insert $n$ more elements (not necessarily one after another) into this heap. The total time required for this is $\Theta(\log n)$ $\Theta(n)$ $\Theta(n\log n)$ $\Theta(n^2)$
answered
in
Algorithms
Apr 25, 2017
21.4k
views
gatecse-2008
algorithms
time-complexity
normal
1
vote
24
GATE CSE 2008 | Question: 21
The minimum number of equal length subintervals needed to approximate $\int_1^2 xe^x\,dx$ to an accuracy of at least $\frac{1}{3}\times10^{-6}$ using the trapezoidal rule is 1000e 1000 100e 100
answered
in
Numerical Methods
Apr 25, 2017
3.0k
views
gatecse-2008
normal
numerical-methods
trapezoidal-rule
non-gate
6
votes
25
GATE CSE 2007 | Question: 41
In an unweighted, undirected connected graph, the shortest path from a node $S$ to every other node is computed most efficiently, in terms of time complexity, by Dijkstra’s algorithm starting from $S$. Warshall’s algorithm. Performing a DFS starting from $S$. Performing a BFS starting from $S$.
answered
in
Algorithms
Apr 24, 2017
18.3k
views
gatecse-2007
algorithms
graph-algorithms
easy
10
votes
26
GATE CSE 2006 | Question: 24
Given a set of elements $N = {1, 2, ..., n}$ and two arbitrary subsets $A⊆N$ and $B⊆N$, how many of the n! permutations $\pi$ from $N$ to $N$ satisfy $\min(\pi(A)) = \min(\pi(B))$, where $\min(S)$ is the smallest integer in the set of integers $S$, and $\pi$(S) is the set of ... $n! \frac{|A ∩ B|}{|A ∪ B|}$ $\dfrac{|A ∩ B|^2}{^n \mathrm{C}_{|A ∪ B|}}$
answered
in
Set Theory & Algebra
Apr 24, 2017
11.0k
views
gatecse-2006
set-theory&algebra
normal
set-theory
7
votes
27
GATE CSE 2004 | Question: 74
An examination paper has $150$ multiple choice questions of one mark each, with each question having four choices. Each incorrect answer fetches $-0.25$ marks. Suppose $1000$ students choose all their answers randomly with uniform probability. The sum total of the expected marks obtained by all these students is $0$ $2550$ $7525$ $9375$
answered
in
Probability
Apr 23, 2017
8.8k
views
gatecse-2004
probability
expectation
normal
5
votes
28
GATE CSE 2000 | Question: 2.2
$E_{1}$ and $E_{2}$ are events in a probability space satisfying the following constraints: $Pr$\left ( E_{1} \right )$ = $Pr$\left ( E_{2} \right )$ $Pr$\left ( E_{1}\cup E_{2} \right )$ = $1$ $E_{1}$ and $E_{2}$ are independent The value of $Pr$\left ( E_{1} \right )$, the probability of the event $E_{1}$, is $0$ $\dfrac{1}{4}$ $\dfrac{1}{2}$ $1$
answered
in
Probability
Apr 16, 2017
5.2k
views
gatecse-2000
probability
easy
independent-events
0
votes
29
GATE CSE 2005 | Question: 50
Let $G(x) = \frac{1}{(1-x)^2} = \sum\limits_{i=0}^\infty g(i)x^i$, where $|x| < 1$. What is $g(i)$? $i$ $i+1$ $2i$ $2^i$
answered
in
Combinatory
Apr 15, 2017
8.1k
views
gatecse-2005
normal
generating-functions
2
votes
30
GATE CSE 2009 | Question: 23
Which one of the following is the most appropriate logical formula to represent the statement? "Gold and silver ornaments are precious". The following notations are used: $G(x): x$ is a gold ornament $S(x): x$ is a silver ornament $P(x): x$ ... $\forall x((G(x) \vee S(x)) \implies P(x))$
answered
in
Mathematical Logic
Apr 15, 2017
8.3k
views
gatecse-2009
mathematical-logic
easy
first-order-logic
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