Dark Mode

Answers by sidlewis

2 votes

1

GATE CSE 2019 | Question: 12
Let $G$ be an undirected complete graph on $n$ vertices, where $n > 2$. Then, the number of different Hamiltonian cycles in $G$ is equal to $n!$ $(n-1)!$ $1$ $\frac{(n-1)!}{2}$

answered in Graph Theory Feb 7, 2019

21.1k views

5 votes

2

GATE CSE 2019 | Question: 22
Two numbers are chosen independently and uniformly at random from the set $\{1,2,\ldots,13\}.$ The probability (rounded off to $3$ decimal places) that their $4\text{-bit}$ (unsigned) binary representations have the same most significant bit is ___________.

answered in Digital Logic Feb 7, 2019

19.9k views

3 votes

3

Common Careless Mistakes
What are the most common mistakes you have made in tests? A good list will help aspirants reduce their mistakes in GATE. Just listing out some common ones. Missing the NOT in question - our eyes have a tendency to focus on important words and ... many calculation mistakes. In any formula you do, you must get the correct unit for the result Please add more as answers.

answered in Revision Jan 27, 2019

4.1k views

3 votes

4

GATE CSE 2012 | Question: 9
Consider the function $f(x) = \sin(x)$ in the interval $x =\left[\frac{\pi}{4},\frac{7\pi}{4}\right]$. The number and location(s) of the local minima of this function are One, at $\dfrac{\pi}{2}$ One, at $\dfrac{3\pi}{2}$ Two, at $\dfrac{\pi}{2}$ and $\dfrac{3\pi}{2}$ Two, at $\dfrac{\pi}{4}$ and $\dfrac{3\pi}{2}$

answered in Calculus Dec 2, 2018

13.9k views

22 votes

5

GATE CSE 1996 | Question: 1.6
The formula used to compute an approximation for the second derivative of a function $f$ at a point $x_0$ is $\dfrac{f(x_0 +h) + f(x_0 – h)}{2}$ $\dfrac{f(x_0 +h) - f(x_0 – h)}{2h}$ $\dfrac{f(x_0 +h) + 2f(x_0) + f(x_0 – h)}{h^2}$ $\dfrac{f(x_0 +h) - 2f(x_0) + f(x_0 – h)}{h^2}$

answered in Calculus Dec 1, 2018

7.6k views

7 votes

6

GATE CSE 2003 | Question: 34
$m$ identical balls are to be placed in $n$ distinct bags. You are given that $m \geq kn$, where $k$ is a natural number $\geq 1$. In how many ways can the balls be placed in the bags if each bag must contain at least $k$ ... $\left( \begin{array}{c} m - kn + n + k - 2 \\ n - k \end{array} \right)$

answered in Combinatory Nov 30, 2018

11.3k views

0 votes

7

GATE CSE 2018 | Question: GA-7
If $pqr \ne 0$ and $p^{-x}=\dfrac{1}{q},q^{-y}=\dfrac{1}{r},r^{-z}=\dfrac{1}{p},$ what is the value of the product $xyz$ ? $-1$ $\dfrac{1}{pqr}$ $1$ $pqr$

answered in Quantitative Aptitude Nov 25, 2018

7.4k views

0 votes

8

GATE2014 AG: GA-8
The total exports and revenues from the exports of a country are given in the two pie charts below. The pie chart for exports shows the quantity of each item as a percentage of the total quantity of exports. The pie chart for the revenues shows the percentage of the total ... per kilogram to the revenue generated through export of Item $4$ per kilogram? $1:2$ $2:1$ $1:4$ $4:1$

answered in Quantitative Aptitude Nov 23, 2018

4.4k views

2 votes

9

GATE CSE 2017 Set 1 | Question: GA-9
Arun, Gulab, Neel and Shweta must choose one shirt each from a pile of four shirts coloured red, pink, blue and white respectively. Arun dislikes the colour red and Shweta dislikes the colour white. Gulab and Neel like all the colours. In how many different ways ... the shirts so that no one has a shirt with a colour he or she dislikes? $21$ $18$ $16$ $14$

answered in Quantitative Aptitude Nov 23, 2018

10.0k views

19 votes

10

GATE CSE 2010 | Question: 65
Given digits $ 2, 2, 3, 3, 3, 4, 4, 4, 4$ how many distinct $4$ digit numbers greater than $3000$ can be formed? $50$ $51$ $52$ $54$

answered in Quantitative Aptitude Nov 23, 2018

17.3k views

3 votes

11

GATE CSE 2008 | Question: 30
Let $\text{fsa}$ and $\text{pda}$ be two predicates such that $\text{fsa}(x)$ means $x$ is a finite state automaton and $\text{pda}(y)$ means that $y$ is a pushdown automaton. Let $\text{equivalent}$ ...

answered in Mathematical Logic Nov 22, 2018

14.1k views

0 votes

12

GATE IT 2006 | Question: 21
Consider the following first order logic formula in which $R$ is a binary relation symbol. $∀x∀y (R(x, y) \implies R(y, x))$ The formula is satisfiable and valid satisfiable and so is its negation unsatisfiable but its negation is valid satisfiable but its negation is unsatisfiable

answered in Mathematical Logic Nov 22, 2018

13.4k views

0 votes

13

answered in Set Theory & Algebra Sep 3, 2018

284 views

1 vote

14

answered in Databases Sep 1, 2018

955 views

0 votes

15

effective access time
Should we have to include the time to access the frame also?

answered in CO and Architecture Jun 16, 2018

468 views

0 votes

16

ipv6
in IPV6 what is the total number of router between source and destination.please explain every step

answered in Computer Networks Jun 3, 2018

814 views

4 votes

17

answered in CO and Architecture Feb 7, 2017

616 views