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Answers by Satbir
3
votes
151
GATE2017 CE-1: GA-7
Students applying for hostel rooms are allotted rooms in order of seniority. Students already staying in a room will move if they get a room in their preferred list. Preferences of lower ranked applicants are ignored during allocation. Given the data below, which room will Ajit stay in ? ... $P$ $Q$ $R$ $S$
answered
in
Analytical Aptitude
Jun 3, 2019
1.8k
views
gate2017-ce-1
logical-reasoning
normal
5
votes
152
array of strings
#include <stdio.h> int main(void) { char* ar[4]; scanf("%s",ar[3]); printf("%s",ar[3]); return 0; } char *test1[3]= {"arrtest","ao", "123"}; if one can initialize array like this ,how can input be taken by using scanf ?
answered
in
Programming in C
Jun 3, 2019
715
views
2
votes
153
Gate ECE 2017 Eigen Value
For the given matrix A, one of the Eigenvalue is real $A=\begin{bmatrix} 1 &2 &3 &4 &5 \\ 5 &1 &2 &3 &4 \\ 4&5 &1 &2 &3 \\ 3&4 &5 &1 &2 \\ 2 &3 &4 &5 &1 \end{bmatrix}$ The real Eigen value is:
answered
in
Linear Algebra
Jun 2, 2019
5.3k
views
matrix
eigen-value
6
votes
154
GATE2017 EC
The rank of the matrix $\begin{bmatrix} 1 & -1 & 0 &0 & 0\\ 0 & 0 & 1 &-1 &0 \\ 0 &1 &-1 &0 &0 \\ -1 & 0 &0 & 0 &1 \\ 0&0 & 0 & 1 & -1 \end{bmatrix}$ is ________. Ans 5?
answered
in
Linear Algebra
Jun 1, 2019
2.5k
views
discrete-mathematics
matrix
10
votes
155
GATE2017 EC-1: GA-10
A contour line joins locations having the same height above the mean sea level. The following is a contour plot of a geographical region. Contour lines are shown at $25$ m intervals in this plot. The path from $P$ to $Q$ is best described by Up-Down-Up-Down Down-Up-Down-Up Down-Up-Down Up-Down-Up
answered
in
Quantitative Aptitude
May 31, 2019
1.9k
views
gate2017-ec-1
general-aptitude
quantitative-aptitude
data-interpretation
contour-plots
1
vote
156
GATE2016 CE-2: GA-8
Fact 1: Humans are mammals. Fact 2: Some humans are engineers. Fact 3: Engineers build houses. If the above statements are facts, which of the following can be logically inferred? I. All mammals build houses. II. Engineers are mammals. III. Some humans are not engineers. II only. III only. I, II and III. I only.
answered
in
Analytical Aptitude
May 31, 2019
4.7k
views
gate2016-ce-2
analytical-aptitude
logical-reasoning
statements-follow
3
votes
157
GATE2016 CE-2: GA-10
Ananth takes $6$ hours and Bharath takes $4$ hours to read a book. Both started reading copies of the book at the same time. After how many hours is the number of pages to be read by Ananth, twice that to be read by Bharath? Assume Ananth and Bharath read all the pages with constant pace. $1$ $2$ $3$ $4$
answered
in
Quantitative Aptitude
May 31, 2019
8.7k
views
gate2016-ce-2
work-time
quantitative-aptitude
1
vote
158
Mathematical Logic: Doubt on meaning of statement
The notation $\exists ! x P(x)$ denotes the proposition there exists a unique $x$ such that $P(x)$ ... What will be answer here?? Is the assumption only for left hand side and not right hand side??
answered
in
Mathematical Logic
May 31, 2019
872
views
mathematical-logic
discrete-mathematics
7
votes
159
GATE2011 MN: GA-64
Four archers P, Q, R, and S try to hit a bull's eye during a tournament consisting of seven rounds. As illustrated in the figure below, a player receives $10$ points for hitting the bull's eye, $5$ ... The most accurate and the most consistent players during the tournament are respectively P and S Q and R Q and Q R and Q
answered
in
Quantitative Aptitude
May 31, 2019
1.7k
views
gate2011-mn
data-interpretation
quantitative-aptitude
tabular-data
1
vote
160
Aptitude-(recruitment exam)
The expression $\left ( 11.98\times 11.98+11.98\times a+0.02\times 0.02 \right )$ will be a perfect square for $’a’$ equal to _________ $a)0.02$ $b)0.2$ $c)0.04$ $d)0.4$
answered
in
Quantitative Aptitude
May 28, 2019
352
views
general-aptitude
5
votes
161
Self Doubt-Combinatory
In how many ways we can put $n$ distinct balls in $k$ dintinct bins?? Will it be $n^{k}$ or $k^{n}$?? Taking example will be easy way to remove this doubt or some other ways possible??
answered
in
Combinatory
May 25, 2019
673
views
discrete-mathematics
combinatory
1
vote
162
Rosen 7e Exercise-8.5 Question-15 page no-558 Inclusion-Exclusion
How many permutations of the 10 digits either begin with the 3 digits 987, contain the digits 45 in the fifth and sixth positions, or end with the 3 digits 123?
answered
in
Combinatory
May 24, 2019
1.3k
views
discrete-mathematics
kenneth-rosen
inclusion-exclusion
3
votes
163
NIELIT 2018-6
A construction company ready to finish a construction work in $180$ days, hired $80$ workers each working $8$ hours daily. After $90$ days, only $2/7$ of the work was completed. How many workers are to be increased to complete the work on time? Note: If additionally acquired workers do agree to work for $10$ hours daily. $90$ workers $80$ workers $65$ workers $85$ workers
answered
in
Quantitative Aptitude
May 24, 2019
4.8k
views
nielit-2018
general-aptitude
quantitative-aptitude
work-time
1
vote
164
Made Easy Test Series:Binary Trees
Consider the following function height, to which pointer to the root node of a binary tree shown below is passed Note that max(a,b) defined by #define max(a,b) (a>b)?a:b. int height(Node *root) The output of the above code will be _________________
answered
in
DS
May 24, 2019
1.9k
views
made-easy-test-series
binary-tree
1
vote
165
Made Easy Test Series:Programming
Consider the following C program #include<stdio.h> int main(){ char *arr={"GATE","CAT","IES","IAS","PSU","IFS"}; call(arr); return 0; } void call(char **ptr){ char **ptr1; ptr1=(ptr+=(sizeof(int)))-2; printf("%s",*ptr1); } Assume size of int pointer 4B.What will be output?
answered
in
Programming in C
May 23, 2019
1.3k
views
made-easy-test-series
programming
2
votes
166
Self Doubt: CO Syllabus
Is pipeline hazards there in the syllabus? And are there any previous year questions from there?
answered
in
CO and Architecture
May 23, 2019
585
views
co-and-architecture
pipelining
haza
2
votes
167
Madeeasy workbook algorithm time complexity
Finding the running time of the following algorithm. $Procedure$ $A(n)$ $\textrm{ if (n}<=\textrm{2) then return 1 ;}$ $else$ $Return(A(\left \lceil \sqrt{n} \right \rceil))$
answered
in
Algorithms
May 23, 2019
430
views
made-easy-booklet
algorithms
time-complexity
5
votes
168
Made easy Test Series:Graph Theory+Automata
Consider a graph $G$ with $2^{n}$ vertices where the level of each vertex is a $n$ bit binary string represented as $a_{0},a_{1},a_{2},.............,a_{n-1}$, where each $a_{i}$ is $0$ or $1$ ... and $y$ denote the degree of a vertex $G$ and number of connected component of $G$ for $n=8.$ The value of $x+10y$ is_____________
answered
in
Graph Theory
May 23, 2019
952
views
made-easy-test-series
graph-theory
theory-of-computation
1
vote
169
Geeksforgeeks: GATE CS Mock 2018
Consider the given schedule and choose the suitable option S = T1:R(x), T1:R(y), T1:W(x), T2:R(y), T3:W(y), T1:W(x), T2:R(y) Schedule is view serializable Schedule is conflict serializable but not view serializable Schedule is view serializable but not conflict serializable Neither view serializable nor conflict serializable
answered
in
Databases
May 22, 2019
8.0k
views
view-serializable
conflict-serializable
1
vote
170
#Algorithms QuickSort Algorithm Doubt regarding pivot and analysis.
answered
in
Algorithms
May 22, 2019
911
views
algorithms
sorting
0
votes
171
Made Easy Test Series : Aptitude
Seetal wants to sell her bicycle, either a profit of $K$% or a loss of $K$%. What is value of $K?$ Statement $1:$ Difference between the amount Seetal gets in the $2$ cases is $Rs 2560$ Statement $2:$ If Seetal profit is $Rs. K$ her profit percentage is $7.5$%
answered
in
Quantitative Aptitude
May 22, 2019
442
views
made-easy-test-series
general-aptitude
quantitative-aptitude
1
vote
172
Made Easy Test Series:Aptitude
Chandan and Falguni work on alternet days. Chandan working on 1st day, Falguni on 2nd , then Chandan again by 3rd , followed by Falguni on 4th and so on. They can finish the work in $25$ days. The work done by chandan varies everyday. On a ... by Chandan on 1st day to done by Falguni on 2nd day$=1:4.$ The time require Falguni alone finish the work ____________ days
answered
in
Quantitative Aptitude
May 22, 2019
489
views
made-easy-test-series
general-aptitude
quantitative-aptitude
1
vote
173
Pointers address
https://gateoverflow.in/?qa=blob&qa_blobid=14433986388826671915 int main() { int a = 10; int *b = &a; scanf("%d",b); printf("%d",a+50); } What will be the Output of the following code if input given is $25$ ?
answered
in
Programming in C
May 22, 2019
823
views
programming-in-c
pointers
2
votes
174
Gatebook-Sequential circuit
Which of the following flip flops is used as a 1-bit memory element? (A) T flip flop (B) SR flip flop (C) D flip flop (D) JK flip flop
answered
in
Digital Logic
May 21, 2019
1.3k
views
0
votes
175
Made Easy Test Series:Programming in C
Consider the following $C$ implementation which when given $3$ numbers a,b,c as input, find the maximum of $3$ numbers $a,b,c.$ int kickstart(int a,int b,int c) { if(B1) return a; if(a>=b) return B2; return kickstart(c,a,b); } How the boxes filled up ... $a\geq c, B2:kickstart\left ( b,c,a \right );$ Is it $I) and II)$ or $I) and IV)$
answered
in
Programming in C
May 21, 2019
1.0k
views
made-easy-test-series
programming
programming-in-c
0
votes
176
Made Easy Test Series:General Aptitude-Circle
In a right angle triangle $ABC$ with vertex $B$ being the right angle, the mutually perpendicular sides $AB$ and $BC$ are $p$ cm. and $q$ cm. long respectively. If the length of hypotenuse is $\left ( p+q-6 \right )$ cm., then the radius of the largest possible circle that can be inscribe in the triangle is ____________
answered
in
Quantitative Aptitude
May 21, 2019
1.2k
views
general-aptitude
made-easy-test-series
quantitative-aptitude
3
votes
177
Made_easy_test_series
The number of totally ordered sets compatible to the given POSET are ________.
answered
in
Graph Theory
May 20, 2019
1.6k
views
discrete-mathematics
graph-theory
2
votes
178
GATE2010 TF: GA-1
Which of the following options is the closest in meaning to the word below$:$ Ephemeral effeminate ghostlike soft short-lived
answered
in
Verbal Aptitude
May 20, 2019
673
views
general-aptitude
verbal-aptitude
gate2010-tf
meaning
4
votes
179
GATE2010 TF: GA-2
The question below consists of a pair of related words followed by four pairs of words. Select the pair the best expresses the relation in the original pair$.$ Erudition : Scholar steadfast $:$ mercurial competence $:$ strict skill $:$ craftsman nurse $:$ doctor
answered
in
Verbal Aptitude
May 20, 2019
964
views
general-aptitude
verbal-aptitude
gate2010-tf
word-pairs
10
votes
180
GATE2010 MN: GA-10
Given the following four functions $f_{1}(n)=n^{100},$ $f_{2}(n)=(1.2)^{n},$ $f_{3}(n)=2^{n/2},$ $f_{4}(n)=3^{n/3}$ which function will have the largest value for sufficiently large values of n $(i.e.$ $n\rightarrow\infty)?$ $f_{4}$ $f_{3}$ $f_{2}$ $f_{1}$
answered
in
Quantitative Aptitude
May 20, 2019
1.3k
views
general-aptitude
quantitative-aptitude
gate2010-mn
functions
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