Recent questions tagged programming-in-c / GATE Overflow for GATE CSE

5 votes

1 answer

31

GO Classes Test Series 2024 | Mock GATE | Test 12 | Question: 26
What will be the output of the following C program? #include<stdio.h> void main() { int i=6; for(--i; --i; i--) { printf("%d",i); } } $42$ $31$ Infinite loop None of these

What will be the output of the following C program?#include<stdio.h void main() { int i=6; for( i; i; i ) { printf("%d",i); } }$42$$31$Infinite loopNone of these

GO Classes

475 views

GO Classes asked Jan 21

1 votes

1 answer

32

GO Classes Test Series 2024 | Mock GATE | Test 12 | Question: 27
Consider the following C program:- #include <stdio.h> void ubswap(int **a, int **b) { int* temp = *a; *a = *b; *b = temp; } int main() { int x = 1, y = 9; int* u = &x; int* v = &y; int** a = &u; int** b ... $\text{ return 0 }?$ $x$ and $y$ $u$ and $v$ $a$ and $b$ None of the above

Consider the following C program:-#include <stdio.h void ubswap(int a, int b) { int* temp = *a; *a = *b; *b = temp; } int main() { int x = 1, y = 9; int* u = &x; int* v...

GO Classes

479 views

GO Classes asked Jan 21

4 votes

2 answers

33

GO Classes Test Series 2024 | Mock GATE | Test 11 | Question: 21
Consider the following two blocks of code, found in separate files: /* main.c */ int main() { int i=0; foo(); return 0; } /* foo.c */ int i=1; void foo() { printf( %d , i); } What will happen when you attempt to ... ? It will fail to compile. It will fail to link. It will print " $0$ ". It will print " $1$ ".

Consider the following two blocks of code, found in separate files:/* main.c */ int main() { int i=0; foo(); return 0; }/* foo.c */ int i=1; void foo() { printf(“%d”,...

GO Classes

922 views

GO Classes asked Jan 13

1 votes

1 answer

34

GO Classes Test Series 2024 | Mock GATE | Test 11 | Question: 22
What will the following print: int a, b, c, *d; a = 0; b = 1 ; c = 2 ; d = & a; (*d) += b+c; d = & b; (*d) += a+b+c ; printf("a= %i b=%i\n", a, b); $a=0, b=3$ $a=3, b=3$ $a=3, b=4$ $a=3, b=7$

What will the following print:int a, b, c, *d; a = 0; b = 1 ; c = 2 ; d = & a; (*d) += b+c; d = & b; (*d) += a+b+c ; printf("a= %i b=%i\n", a, b);$a=0, b=3$$a=3, b=3$$a=3...

GO Classes

412 views

GO Classes asked Jan 13

6 votes

1 answer

35

GO Classes Test Series 2024 | Mock GATE | Test 11 | Question: 23
What will be the output on the execution of the following code segment? main() { unsigned num1=-1; signed num2=1; if(num1 < num2) printf("less"); else if(num1>num2) printf("greater"); else if(num1==num2) printf("equal"); } greater less equal error

What will be the output on the execution of the following code segment?main() { unsigned num1=-1; signed num2=1; if(num1 < num2) printf("less"); else if(num1>num2) printf...

GO Classes

511 views

GO Classes asked Jan 13

3 votes

3 answers

36

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

365 views

GO Classes asked Jan 13

6 votes

1 answer

37

GO Classes Test Series 2024 | Mock GATE | Test 11 | Question: 48
Consider the following pair of mutually recursive functions. What does $g(g(2))$ evaluate to? int f(int n){ if (n==0) return 0; return f(n-1)+g(n-1); } int g(int n){ if (n==0) return 1; return g(n-1) + f(n); }

Consider the following pair of mutually recursive functions. What does $g(g(2))$ evaluate to?int f(int n){ if (n==0) return 0; return f(n-1)+g(n-1); } int g(int n){ if (n...

GO Classes

425 views

GO Classes asked Jan 13

1 votes

1 answer

38

Programming
Which of the following is TRUE? A Scope of static variable is within the body of function where it is declared. B Same variable can be declared multiple times within the same function only if it is extern storage class. C Malloc always returns base address of block of memory allocated. D None of the above This is a multiple select question

Which of the following is TRUE?A Scope of static variable is within the body of function where it is declared.B Same variable can be declared multiple times within the sa...

practicalmetal

196 views

practicalmetal asked Jan 9

1 votes

1 answer

39

Made Easy Mock Test

Rohit Chakraborty

223 views

Rohit Chakraborty asked Jan 7

0 votes

0 answers

40

#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

180 views

Rajib Datta Roy asked Dec 26, 2023

0 votes

0 answers

41

testbook

Rohit Chakraborty

125 views

Rohit Chakraborty asked Dec 24, 2023

2 votes

1 answer

42

#c #cprogram
#include<stdio.h> int main() { int i; for(i =-1;i<sizeof(i);i++) printf("%d",i); } The output of the code is didn't enter to the loop and prints nothing. Can anyone explain

#include<stdio.h>int main() {int i;for(i =-1;i<sizeof(i);i++)printf("%d",i);}The output of the code is didn't enter to the loop and prints nothing.Can anyone explain

Varadaraju D

216 views

Varadaraju D asked Dec 6, 2023

0 votes

1 answer

43

Made Easy test series. Doubt: My output for this question is => 1,2 and this isn't present in any of the options. Can someone please help me understand this, as per my logic, I am terminating the loop at i= 4 because of short circuit due to OR operation. Please let me know if this approach is correct or I am missing out on something.

tishhaagrawal

411 views

tishhaagrawal asked Nov 22, 2023

1 votes

1 answer

44

3 Dimensional Array
How is the address written for 3-dimensional arrays? In some answers, I saw (row, column, frame) and in others, it was (frame, row, column) Which one to follow?? Also, how are these arrays stored in the memory?? Please answer

How is the address written for 3-dimensional arrays?In some answers, I saw (row, column, frame) and in others, it was (frame, row, column) Which one to follow??Also, how ...

amitarp818

422 views

amitarp818 asked Oct 25, 2023

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