Answers by rhl / GATE Overflow for GATE CSE

1 votes

1

ISRO 2024
Which of the following heap memory allocation strategies is likely to exploit spatial locality of memory accesses in a program, the most? Best Fit First Fit Next Fit Last Fit

Which of the following heap memory allocation strategies is likely to exploit spatial locality of memory accesses in a program, the most?Best FitFirst FitNext FitLast Fit...

691 views

answered Jan 8

0 votes

2

General Doubt
Convert this language to Push Down Automata – {a^n u | u ∈ {a, b}*, |u| = n, n ≥ 0}

Convert this language to Push Down Automata – {a^n u | u ∈ {a, b}*, |u| = n, n ≥ 0}

224 views

answered Oct 31, 2023

1 votes

3

GATE ECE 2023 | GA Question: 10
A $100 \mathrm{~cm} \times 32 \mathrm{~cm}$ rectangular sheet is folded $5$ times. Each time the sheet is folded, the long edge aligns with its opposite side. Eventually, the folded sheet is a rectangle of dimensions $100 \mathrm{~cm} \times 1 \mathrm{~cm}$. The total number of creases visible when the sheet is unfolded is ___________. $32$ $5$ $31$ $63$

A $100 \mathrm{~cm} \times 32 \mathrm{~cm}$ rectangular sheet is folded $5$ times. Each time the sheet is folded, the long edge aligns with its opposite side. Eventually,...

2.0k views

answered Oct 11, 2023

2 votes

4

Doubt on First Order Logic
Can anyone explain this how this implication is valid with an example ∃x (Px ⊕ Qx) <-- ∃xPx ⊕ ∃xQx

Can anyone explain this how this implication is valid with an example∃x (Px ⊕ Qx) < ∃xPx ⊕ ∃xQx

264 views

answered Jul 14, 2023

0 votes

5

Regular expression
L1 = a*b* , L2 = a^+ b^+ . L2-L1 = ?

L1 = a*b* , L2 = a^+ b^+ . L2-L1 = ?

375 views

answered Jul 6, 2023

1 votes

6

Regular expression Theory of Computation
Answer this

Answer this

473 views

answered Jul 6, 2023

0 votes

7

Possible Solutions for a System of Linear Equations
Consider a matrix of dimensions mxn and if rank(A)=n. What can be infer about the possible solutions?

Consider a matrix of dimensions mxn and if rank(A)=n. What can be infer about the possible solutions?

436 views

answered Jul 4, 2023

0 votes

8

Theory of Computation
In a DFA, does every state have to have a transition for each of the symbols?

In a DFA, does every state have to have a transition for each of the symbols?

362 views

answered Jul 2, 2023

0 votes

9

Bits and byte
Sailor (Sid----,Sname,Age) Reserves (Sid,Bid---------,date) Boat (Bid----,Bname,color) i) Select B.bid, count (*) From boat B, Reserves R Where R.bid = B.bid and B.color = 'Red' Group By B.bid ii) Select B.bid, count (*) From boat B, ... result B Query (i) and Query (ii) gives the same result C Query (i) and Query (iii) gives the same result D Query (iii) results an error

Sailor (Sid––––,Sname,Age)Reserves (Sid,Bid–––––––––,date)Boat (Bid––––,Bname,color)i) Select B.bid, count (*) From boat B, Reserves RWh...

249 views

answered Jul 1, 2023

0 votes

10

Go class
A database relation has10 attributes {A,BCD,E,F,J} “CDEF” is known to be a candidate key of relation . There may be other candidate keys, which are unknown. What is the maximum number of candidate keys that could simultaneously have?

A database relation has10 attributes {A,BCD,E,F,J} “CDEF” is known to be a candidate key of relation . There may be other candidate keys, which are unknown. What is t...

736 views

answered Jul 1, 2023

0 votes

11

#Discrete

217 views

answered Jun 25, 2023

0 votes

12

I am unable to decide question is whether MSQ or MCQ in the GO books, someone can help me how i differentiate both??

1.1k views

answered Jun 25, 2023

3 votes

13

Applied root test series

220 views

answered Jun 8, 2023

0 votes

14

Enguneering maths, Echelon form
can a matrix have more than one echelon form??

can a matrix have more than one echelon form??

170 views

answered Jun 8, 2023

3 votes

15

Output Of C Program
#include<stdio.h> int main(){ int x,sum; sum=0; for(x=0;x<=500;x+=10){ sum=sum+x; } printf("%d",sum); return 0; } What is output of above C-program? Actually, Answer when compiled on computer is 12750. But i want explanation about How for loop is running and what is behaviour of sum value ?

#include<stdio.h>int main(){ int x,sum; sum=0; for(x=0;x<=500;x+=10){ sum=sum+x; } printf("%d",sum); return 0;} What is output of above C-program...

466 views

answered Jun 1, 2023

1 votes

16

Database: Keys
Consider a relation R(ABCDEFGH). How many superkey will be there in relation Rif candidate key for relation are {A, BC, CDE, EF}?

Consider a relation R(ABCDEFGH). How many superkey will be there in relation Rif candidate key for relation are {A, BC, CDE, EF}?

835 views

answered May 22, 2023

1 votes

17

matrix maths
1 -3 3 0 -5 6 0 -3 4 a 3*3 matrix is given if x,y, z are the eigan value then find xy+yz+ax? my approch if i do row transformation in c2->c2+c3 and then c2->4c2-c3, so my matrix become upper tringular matrix then ... -6 but using genral method via substract lemda from diagonal element and then determinant of matrix getting answer -3 which one is correct and why not other one

1 -3 30 -5 60 -3 4 a 3*3 matrix is given if x,y, z are the eigan value then find xy+yz+ax? my approch… if i do row transformation in c2->c2+c3and then c2-...

378 views

answered May 15, 2023

3 votes

18

TIFR CSE 2023 | Part B | Question: 5
Consider unit vectors $\mathbf{a}$ and $\mathbf{b}$ in $\mathbb{R}^{n}$. Let $\mathbf{w}$ be an arbitrary vector in $\mathbb{R}^{n}$ and $\eta$ be a positive real number such that \[ \mathbf{a}^{\mathbf{T}} \mathbf{b} \geq \eta>0 \geq \ ... $\text{(S3)}$ must be true, but statement $\text{(S2)}$ may be false. Statement $\text{(S1)}$ may be false.

Consider unit vectors $\mathbf{a}$ and $\mathbf{b}$ in $\mathbb{R}^{n}$. Let $\mathbf{w}$ be an arbitrary vector in $\mathbb{R}^{n}$ and $\eta$ be a positive real number ...

381 views

answered Apr 20, 2023

4 votes

19

GO Classes 2024 | Weekly Quiz 7 | Linear Algebra | Question: 9
Consider two statements below - Statement $1: $ If $A$ is invertible and $\lambda$ is an eigenvalue of $A$, then $\frac{1}{\lambda}$ is an eigenvalue of $A^{-1}$. Statement $2:$ Let $A$ be a real skew- ... true but Statement $2$ is false Statement $2$ is true but Statement $1$ is false Both statements are true Both statements are false

Consider two statements below -Statement $1: $ If $A$ is invertible and $\lambda$ is an eigenvalue of $A$, then $\frac{1}{\lambda}$ is an eigenvalue of $A^{-1}$.Statement...

759 views

answered Apr 20, 2023

0 votes

20

TIFR CSE 2023 | Part A | Question: 5
Suppose $A$ is a $2 \times 2$ matrix such that the sum of the principal diagonal entries of $A$ is $10$ and the sum of the principal diagonal entries of $A^{2}$ is $20$. (For any $2 \times 2$ matrix $B$, the ... $80$ Nonzero, but cannot be uniquely determined from the above data. Cannot be uniquely determined from the above data, and could also be zero.

Suppose $A$ is a $2 \times 2$ matrix such that the sum of the principal diagonal entries of $A$ is $10$ and the sum of the principal diagonal entries of $A^{2}$ is $20$. ...

327 views

answered Apr 19, 2023

2 votes

21

#self doubt

449 views

answered Apr 18, 2023

0 votes

22

#appliedcourse
not getting the answer by 3*3 eigen value formula – (x^3-trace(a)*x^2+sum of minors of a(x)+|a|) eigen values are given as -2,3,6

not getting the answer by 3*3 eigen value formula – (x^3-trace(a)*x^2+sum of minors of a(x)+|a|)eigen values are given as -2,3,6

483 views

answered Apr 15, 2023

0 votes

23

NIELIT 2021 Dec Scientist B - Section B: 21
What will be the output of the following $\text{ C'}$ ... $3\;\;1\;\;2\;\;2\;\;1\;\;3\;\;4$ $3\;\;1\;\;2\;\;1\;\;1\;\;1\;\;2$

What will be the output of the following $\text{‘C’}$ program?void count(int n) { static int d = 1; printf(" %d", n); printf(" %d", d); d++; if (n>1) count (n - 1); p...

265 views

answered Jul 22, 2022

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