Questions without an upvoted answer in Programming and DS / GATE Overflow for GATE CSE

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1

Arrays
Consider an integer upper triangular 2D array arr[–8 to +7][–8 to +7] having base address 1000. If the size of the integer is 4 bytes, the address of the element present at location arr[–6][4] is- ____________.

Consider an integer upper triangular 2D array arr[–8 to +7][–8 to +7] having base address 1000. If the size of the integer is 4 bytes, the address of the element pres...

piyush512

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piyush512 asked 2 hours ago

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1 answer

2

C Programming - Arrays & Pointer (NAT)
#include <stdio.h> int main() { int a[3][2] = {1, 3, 5, 7, 9, 11}; int *ptr = a[0]; ptr += sizeof(int); printf("%d", *ptr); return 0; } (Assume size of int to be $2$ bytes.) The output is __________.

#include <stdio.h int main() { int a[3] = {1, 3, 5, 7, 9, 11}; int *ptr = a[0]; ptr += sizeof(int); printf("%d", *ptr); return 0; }(Assume size of int to be $2$ bytes.)T...

Debargha Mitra Roy

51 views

Debargha Mitra Roy asked 3 days ago

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0 answers

3

Bitwise Operator - C Programming
Problem Statement: Class teacher to IX-C wants to store whether a particular student has passed in exams. The class has a strength of $32$ students. Their roll numbers lie in the range: $[1, 32]$. The teacher used bits of an integer to store ... Bitwise OR (|) operator and count number of set bits d. Apply Bitwise AND (&) operator and count number of set bits

Problem Statement: Class teacher to IX-C wants to store whether a particular student has passed in exams. The class has a strength of $32$ students. Their roll numbers li...

Debargha Mitra Roy

117 views

Debargha Mitra Roy asked Apr 12

1 votes

0 answers

4

GATE CSE SET-1 2024
My question is that can we use command line arguments without use of main function's parameters argc and *argv?

My question is that can we use command line arguments without use of main function's parameters argc and *argv?

RahulVerma3

144 views

RahulVerma3 asked Mar 22

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0 answers

5

GATE 2024 CSE1
I have a question that can we use command line arguments without main function arguments? int main(int argc, char **argv){ }

I have a question that can we use command line arguments without main function arguments?int main(int argc, char argv){}

RahulVerma3

142 views

RahulVerma3 asked Mar 16

0 votes

1 answer

6

class question self doubt
#include<stdio.h> #include<conio.h> int main(){ int a[][3]={ {4,14,24},{5,15,25},{6,16,26}}; int *p[3]; int **ptr=p; p[0]=a; p[1]=a+1; p[2]=a+2; ++*p; ++p[0]; ++**ptr; ++*p[0]; ++ptr; ++*ptr; --*p[1]; --*ptr; ++ptr; --p[ ... ("\n%d,%d,%d",a[0][2],a[1][1],a[2][0]); printf("\n%d,%d,%d",*p[0],*p[1],*p[2]); } what is the output of above program

#include<stdio.h>#include<conio.h>int main(){ int a[][3]={ {4,14,24},{5,15,25},{6,16,26}}; int *p[3]; int ptr=p; p[0]=a; p =a+1; p =a+2; ++*p; ...

Emankashyap

187 views

Emankashyap asked Mar 1

1 votes

0 answers

7

I have purchased the IIIT Hyderabad 2024 test series but i can't find the test series anywhere

Khushbu Chaudhary

104 views

Khushbu Chaudhary asked Feb 25

0 votes

1 answer

8

s.balaguruswami
Find the error of the following IP addresses. If the IP is valid, check its Class and determine whether the address is Unicast or Multicast. i) 237.15.2.1 ii) 256.1.8.9 iii) 114.34.2.8 iv) 255.254.0.1 v) 8.8.8.8

Find the error of the following IP addresses. If the IP is valid, check its Class and determine whether the address is Unicast or Multicast.i) 237.15.2.1ii) 256.1.8.9iii)...

Sheikh Rafi

104 views

Sheikh Rafi asked Feb 24

1 votes

1 answer

9

GATE DS&AI 2024 | Question: 11
Consider performing uniform hashing on an open address hash table with load factor $\alpha=\frac{n}{m}<1$, where $n$ elements are stored in the table with $m$ slots. The expected number of probes in an unsuccessful search is at most $\frac{1}{1-\alpha}$. Inserting ... $\frac{1}{1-\alpha}$ $1+\frac{\alpha}{2}$ $\frac{1}{1+\alpha}$

Consider performing uniform hashing on an open address hash table with load factor $\alpha=\frac{n}{m}<1$, where $n$ elements are stored in the table wi...

Arjun

790 views

Arjun asked Feb 16

0 votes

1 answer

10

GATE DS&AI 2024 | Question: 28
Consider the following Python code: def count(child_dict, i): if i not in child_dict.keys(): return 1 ans $=1$ for $j$ in child_dict[i]: ans $+=$ count (child_dict, j) return ans child_dict $=$ dict () child_dict $[0]=[1,2]$ child_dict $[1]=[3,4,5]$ ... $)$ ) Which ONE of the following is the output of this code? $6$ $1$ $8$ $9$

Consider the following Python code:def count(child_dict, i):if i not in child_dict.keys():return 1ans $=1$for $j$ in child_dict[i]:ans $+=$ count (child_dict,...

Arjun

832 views

Arjun asked Feb 16

1 votes

1 answer

11

GATE CSE 2024 | Set 2 | Question: 38
Let $\mathrm{S} 1$ and $\mathrm{S} 2$ be two stacks. $\mathrm{S} 1$ has capacity of $4$ elements. $\mathrm{S} 2$ has capacity of $2$ elements. $\text{S1}$ already has $4$ elements: $100,200,300$, and $400$ ... output sequences can be generated by using the above operations? $100,200,400,300$ $200,300,400,100$ $400,200,100,300$ $300,200,400,100$

Let $\mathrm{S} 1$ and $\mathrm{S} 2$ be two stacks. $\mathrm{S} 1$ has capacity of $4$ elements. $\mathrm{S} 2$ has capacity of $2$ elements. $\text{S1}$ ...

Arjun

2.0k views

Arjun asked Feb 16

3 votes

3 answers

12

GATE CSE 2024 | Set 1 | Question: 8
Consider the following $\mathrm{C}$ program: #include <stdio.h> int main() { int a=6; int b = 0; while (a<10) { a = a / 12+1 ; a += b ;} printf ("%d", a); return 0 ; } Which one of the following ... The program prints $9$ as output The program prints $10$ as output The program gets stuck in an infinite loop The program prints $6$ as output

Consider the following $\mathrm{C}$ program:#include <stdio.h int main() { int a=6; int b = 0; while (a<10) { a = a / 12+1 ; a += b ;} printf ("%d", a); return 0 ; }Whi...

Arjun

6.0k views

Arjun asked Feb 16

4 votes

1 answer

13

GO Classes Test Series 2024 | Mock GATE | Test 14 | Question: 43
What will be the output of the following C program? #include <stdio.h> void Mickey(int**, int, int); void Mouse(int, int*); int main() { int a = 2, b = 3, c = 4; int *points = &a; Mickey(&points, b, c); printf("%d", ... x; *p = **points+1; Mouse(z, p); return; } void Mouse(int z, int *p) { *p = *p+1; return; }

What will be the output of the following C program?#include <stdio.h>void Mickey(int , int, int);void Mouse(int, int*);int main(){ int a = 2, b = 3, c = 4; int *poi...

GO Classes

421 views

GO Classes asked Feb 5

0 votes

0 answers

14

Memory Based GATE DA 2024 | Question: 20
Consider the following Python code: S[1] = [1] x = [6, 3, 5, 4, 10] for i in range(2, len(x)): S[i] = [1] if x[i - 1]

Consider the following Python code:S = x = [6, 3, 5, 4, 10]for i in range(2, len(x)): S[i] = if x[i - 1]

GO Classes

115 views

GO Classes asked Feb 4

0 votes

0 answers

15

Memory Based GATE DA 2024 | Question: 21
What does the following Python code do? \begin{verbatim} def fun(D, S_1, S_2): if S_1 < S_2: D[S_1], D[S_2] = D[S_2], D[S_1] fun(D, S_1 + 1, S_2 - 1) \end{verbatim}

What does the following Python code do?\begin{verbatim}def fun(D, S_1, S_2): if S_1 < S_2: D[S_1], D[S_2] = D[S_2], D[S_1] fun(D, S_1...

GO Classes

101 views

GO Classes asked Feb 4

2 votes

2 answers

16

Memory Based GATE DA 2024 | Question: 23
Consider a binary tree. Among the following traversal combinations, which of them can uniquely construct the tree? Inorder + Preorder Preorder + Postorder Only Inorder Inorder + Postorder

Consider a binary tree. Among the following traversal combinations, which of them can uniquely construct the tree?Inorder + PreorderPreorder + PostorderOnly InorderInorde...

GO Classes

334 views

GO Classes asked Feb 4

0 votes

0 answers

17

Memory Based GATE DA 2024 | Question: 49
Consider the following Python code: def countchildren(l, i): Some code Given lists if i > 2: return 1 ans = 1 for i in l.keys(): ans = ans + countchildren(l,i) return ans Example usage l = dict() l[1] = [2, 3] l[2] = [3, 4, 5] l[3] = [6, 7, 8] result = countchildren(l,1) print(result)

Consider the following Python code:def countchildren(l, i): Some code Given lists if i 2: return 1 ans = 1 for i in l.k...

GO Classes

116 views

GO Classes asked Feb 4

0 votes

0 answers

18

Memory Based GATE DA 2024 | Question: 55
Data Structure question: Binary tree question having four options involving no of internal nodes, leaf nodes, height etc.

Data Structure question: Binary tree question having four options involving no of internal nodes, leaf nodes, height etc.

GO Classes

216 views

GO Classes asked Feb 4

1 votes

1 answer

19

Array
Does C support fractional Indices? float x = some fraction; Is float a[x] valid declaration?

Does C support fractional Indices?float x = some fraction;Is float a[x] valid declaration?

Mrityudoot

166 views

Mrityudoot asked Feb 2

4 votes

0 answers

20

GO Classes Test Series 2024 | Mock GATE | Test 13 | Question: 19
What will be the output of the following program? #include <stdio.h> int main() { int a[2][2] = { {1, 2}, {3, 4} }; int (*p)[2][2]; p = &a; printf("%d", (*p)[0][1]); return 0; } $1$ $2$ $3$ $4$

What will be the output of the following program?#include <stdio.h int main() { int a = { {1, 2}, {3, 4} }; int (*p) ; p = &a; printf("%d", (*p)[0] ); return 0; }$1$$2...

GO Classes

329 views

GO Classes asked Jan 28

3 votes

1 answer

21

GO Classes Test Series 2024 | Mock GATE | Test 13 | Question: 36
Let $\mathrm{T}$ be the smallest AVL tree of height $h$. How many nodes does it have, if the smallest AVL tree of height $h-2$ has $m$ nodes and the smallest AVL tree of height $h-3$ has $k$ nodes? $m+k+2$ $m+2 k$ $2 m+k$ $2 m+k+2$

Let $\mathrm{T}$ be the smallest AVL tree of height $h$. How many nodes does it have, if the smallest AVL tree of height $h-2$ has $m$ nodes and the smallest AVL tree of ...

GO Classes

381 views

GO Classes asked Jan 28

2 votes

1 answer

22

GO Classes Test Series 2024 | Mock GATE | Test 12 | Question: 4
What are the sequence of popped-out values if the sequence of operations - $\textsf{push(1), push(2), pop, push(1), push(2), pop, pop, pop, push(2), pop}$ are performed on a stack? $2, 2, 1, 1, 2$ $2, 2, 1, 1, 1$ $2, 1, 2, 2, 1$ $2, 1, 2, 2, 2$

What are the sequence of popped-out values if the sequence of operations - $\textsf{push(1), push(2), pop, push(1), push(2), pop, pop, pop, push(2), pop}$ are performed o...

GO Classes

340 views

GO Classes asked Jan 21

2 votes

4 answers

23

Increment operator
#include <stdio.h> int main() { int a = 5, b; a = ++a + a++ + ++a; printf("%d",a); return 0; } What will be the output of the code?

#include <stdio.h int main() { int a = 5, b; a = ++a + a++ + ++a; printf("%d",a); return 0; }What will be the output of the code?

malaviya_parth

349 views

malaviya_parth asked Jan 15

3 votes

3 answers

24

GO Classes Test Series 2024 | Mock GATE | Test 11 | Question: 47
What will be the output of the following program? #include<stdio.h> void swap(char **s1, char **s2){ char *tmp; tmp=*s1; *s1=*s2; *s2=tmp; } int main() { char *str[3]= {"orange", "apple", ... %s %s", strs[0], strs[1], strs[2]); } pear apple orange apple pear orange orange apple pear apple orange pea

What will be the output of the following program?#include<stdio.h void swap(char s1, char s2){ char *tmp; tmp=*s1; *s1=*s2; *s2=tmp; } int main() { char *str[3]= {"oran...

GO Classes

366 views

GO Classes asked Jan 13

6 votes

0 answers

25

GO Classes Test Series 2024 | Mock GATE | Test 11 | Question: 52
Consider the following binary heap – Suppose the last operation you performed in the binary heap above was inserting the key $x$. What are the possible values of $x?$ $20$ $8$ $13$ $11$

Consider the following binary heap –Suppose the last operation you performed in the binary heap above was inserting the key $x$.What are the possible values of $x?$$20$...

GO Classes

529 views

GO Classes asked Jan 13

0 votes

0 answers

26

Objects First with Java™: A Practical Introduction Using BlueJ
Write a program in BlueJ Q4. Draw Class Diagram and Object Diagram from the below given Details. public class University { private Student stdob; private Faculty fctob; }

Write a program in BlueJQ4. Draw Class Diagram and Object Diagram from the below given Details. public class University{ private Student stdob; private Faculty ...

Ebrahim

80 views

Ebrahim asked Jan 12

0 votes

1 answer

27

ISRO 2024
From a character string of lenth $m$, the number of sub-strings of all lengths that can be formed are: $m^2$ $m$ $m(m+1)/2$ $m(\log m)$

From a character string of lenth $m$, the number of sub-strings of all lengths that can be formed are:$m^2$$m$$m(m+1)/2$$m(\log m)$

Ramayya

183 views

Ramayya asked Jan 7

0 votes

2 answers

28

ISRO 2024
What is the maximum number of comparisons needed to sort 6 items using radix sort, if each number is a 3-digit decimal number? 120 180 210 360

What is the maximum number of comparisons needed to sort 6 items using radix sort, if each number is a 3-digit decimal number?120180210360

Ramayya

485 views

Ramayya asked Jan 7

0 votes

0 answers

29

ISRO 2024
In Reeverse Polish notation, expression A*B+C*D is written as AB*CD*+ A*BCD*+ AB*CD+* A*B*CD+ A request to the approver.!! This question is asked in ISRO 2024. Due to insufficient points, couldn’t add ‘isro2024’ tag, Please add it.

In Reeverse Polish notation, expression A*B+C*D is written asAB*CD*+A*BCD*+AB*CD+*A*B*CD+A request to the approver.!!This question is asked in ISRO 2024. Due to insuffici...

Ramayya

140 views

Ramayya asked Jan 7

0 votes

0 answers

30

#Float Data Type
#include <iostream> using namespace std; int main() { float a,b,c; cout<<"Enter a="; cin>>a; b=a + (1-1); cout<<"a + (1-1)="<<b<<endl; c=(a+1)-1; cout<<" (a+1)-1="<<c; getchar(); } Here is a is till 1E-7 c gives us a value .but after a= 1E-8 c gives us 0 can you explain how float data type is working here

#include <iostream>using namespace std;int main(){ float a,b,c; cout<<"Enter a="; cin>>a; b=a + (1-1); cout<<"a + (1-1)="<<b<<endl; c=(a+1)-1; cout<...

Rajib Datta Roy

181 views

Rajib Datta Roy asked Dec 26, 2023

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