Recent questions in Programming

+2 votes

1 answer

1

ISRO2020-61
What is the output of the code given below? # include<stdio.h> int main() { char name[]="satellites"; int len; int size; len= strlen(name); size = sizeof(name); printf("%d",len*size); return 0; } $100$ $110$ $40$ $44$

asked Jan 13 in Programming by Satbir Boss (24.2k points) | 210 views

+1 vote

1 answer

2

ISRO2020-59
Consider the following recursive C function that takes two arguments unsigned int rer(unsigned int n, unsigned int r){ if(n>0)return(n%r + rer(n/r,r)); else retturn 0; } What is the return value of the function $rer$ when it is called as $rer(513,2)$ ? $9$ $8$ $5$ $2$

asked Jan 13 in Programming by Satbir Boss (24.2k points) | 168 views

+1 vote

0 answers

3

ISRO2020-78
In the following procedure Integer procedure P(X,Y); Integer X,Y; value x; begin K=5; L=8; P=x+y; end $X$ is called by value and $Y$ is called by name. If the procedure were invoked by the following program fragment K=0; L=0; Z=P(K,L); then the value of $Z$ will be set equal to $5$ $8$ $13$ $0$

asked Jan 13 in Programming by Satbir Boss (24.2k points) | 175 views

+1 vote

2 answers

4

ISRO2020-74
Following declaration of an array of struct, assumes size of bytes, short, int and long are $1,2,3$ and $4$ respectively. Alignment rule stipulates that $n-$byte field must be located at an address divisible by $n$. The feilds in the struct are not rearranged, padding is used ... is located at an address divisble by $8$, what is the total size of $C$ in bytes ? $150$ $160$ $200$ $240$

asked Jan 13 in Programming by Satbir Boss (24.2k points) | 107 views

+4 votes

1 answer

5

ISRO2020-63
What is the output of in a $32$ bit machine with $32$ bit compiler? #include<stdio.h> rer(int **ptr2, int **ptr1) { int *ii; ii=*ptr2; *ptr2=*ptr1; *ptr1=ii; **ptr1*=**ptr2; **ptr2+=**ptr1; } void main(){ int var1=5, var2=10; int *ptr1=&var1,*ptr2=&var2; rer(&ptr1,&ptr2); printf("%d%d",var2,var1); } $60,70$ $50,50$ $50,60$ $60,50$

asked Jan 13 in Programming by srestha Veteran (119k points) | 306 views

+3 votes

2 answers

6

ISRO2020-62
What is output of the following C code assuming it runs on a byte addressed little endian machine? #include<stdio.h> int main(){ int x; char *ptr; x=622,100,101; printf("%d",(*(char *)& x)*(x%3)); return 0; } $622$ $311$ $22$ $110$

asked Jan 13 in Programming by srestha Veteran (119k points) | 257 views

+3 votes

1 answer

7

$\textbf{NTA NET DEC 2019 (C-Program)}$
$\text{What is the output of the following C program?}$ #include <stdio.h> main() { int i, j ,x=0 ; for (i=0; i <5 ; ++ i) for (j=0;j <i ;++j) { x+ = (i+j-1); break ; } printf(“%d” ,x); } $1)6 \;\;\; 2)5 \;\;\; 3)4 \;\;\; 4) 3$

asked Dec 29, 2019 in Programming by Sanjay Sharma Boss (49.3k points) | 193 views

+2 votes

2 answers

8

CMI2019-A-9
The next two questions refer to the following program. In the code below reverse$(A,i,j)$ takes an array $A,$ indices $i$ and $j$ with $i\leq j,$ and reverses the segment $A[i],A[i+1],\cdots,A[j].$ ... } reverse(A,i,m); } return; } When the procedure terminates, the array A has been: Sorted in descending order Sorted in ascending order Reversed Left unaltered

asked Sep 13, 2019 in Programming by gatecse Boss (17.5k points) | 144 views

0 votes

2 answers

9

CMI2019-A-10
The next two questions refer to the following program. In the code below reverse$(A,i,j)$ takes an array $A,$ indices $i$ and $j$ with $i\leq j,$ and reverses the segment $A[i],A[i+1],\cdots,A[j].$ For instance if $A=[0,1,2,3,4,5,6,7]$ then, after we ... return; } The number of times the test $A[ j ] > A[ m ]$ is executed is: $4950$ $5050$ $10000$ Depends on the contents of $A$

asked Sep 13, 2019 in Programming by gatecse Boss (17.5k points) | 81 views

+2 votes

1 answer

10

CMI2018-A-10
What does the following function compute in terms of $n$ and $d$, for integer value of $n$ and $d,d>1?$ Note that $a//b$ denotes the quotient(integer part) of $a \div b,$ for integers $a$ and $b$. For instance $7//3$ is $2.$ function foo(n,d) ... $n.$ The number of digits in the base $d$ representation of $n.$ The number of ways of partitioning $n$ elements into groups of size $d.$

asked Sep 13, 2019 in Programming by gatecse Boss (17.5k points) | 43 views

+1 vote

1 answer

11

UGCNET-June-2019-II-21
Consider the following pseudo-code fragment in which an invariant for the loop is $m ^*x^k=p^n$ and $k \geq 0$ (here, $p$ and $n$ are integer variable that have been initialized): /* Pre-conditions : $p \geq 1 \wedge n \geq 0$ */ /* Assume that overflow never occurs ... */ } Which of the following must be true ar the end of the while loop? $x=p^n$ $m=p^n$ $p=x^n$ $p=m^n$

asked Jul 2, 2019 in Programming by Arjun Veteran (432k points) | 282 views

+2 votes

2 answers

12

UGCNET-June-2019-II-22
Consider the following C-code fragment running on a $32$-bit $X86$ machine: typedef struct { union { unsigned char a; unsigned short b; } U; unsigned char c; }S; S B[10]; S*p=&B[4]; S*q=&B[5]; p → U.b=0x1234; /* structure S takes 32-bits */ If M is the value of $q-p$ ... $(M,N)$ is $(1,1)$ $(3,2)$ $(1,2)$ $(4,4)$

asked Jul 2, 2019 in Programming by Arjun Veteran (432k points) | 455 views

+1 vote

2 answers

13

How Self-Referential Structure works?
I have learnt that self-referential structure is one which contains a structure of same type in it as an element. But I have a doubt regarding how that line is compiled successfully (i.e, how compiler knows how much space should be allocated and ... not yet finished? struct node { int data; struct node *next; }; correct me If I am wrong in understanding this.

asked Jun 12, 2019 in Programming by Sathuri Bharath Junior (787 points) | 205 views

0 votes

0 answers

14

Precision Field in printf with %s specifier
We know that UNIX support a feature that allows for variable field with precision. please help me out in this statement -> printf(“% * .* s \n”,w,d,string); ? i know using of precision with string such as %10.4s <width>.<precision> indicating that first four character to be printed in a field with 10 columns.

asked Jun 6, 2019 in Programming by Aks9639 Active (1.5k points) | 105 views

0 votes

1 answer

15

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 ?

asked Jun 2, 2019 in Programming by hitendra singh Active (1.7k points) | 163 views

0 votes

1 answer

16

Self Doubt:Infinite loop
#include<iostream> using namespace std; int i=0; void a() { i+=1; cout<<i<< ".hello"<<endl; a(); } int main() { a(); } For this above code the output is only upto → 64891.Hello Does this mean that that the stack can hold only 64891 recursive calls? (I am using dev c++)

asked Jun 2, 2019 in Programming by Hirak Active (3.6k points) | 165 views

0 votes

1 answer

17

c-programming self doubt
#include<stdio.h> #include<stdlib.h> int main(void) { int maxLineCount = 500, maxCharCount = 500, index, j, count; char *line = NULL; size_t size; char *a[maxLineCount]; for (index = 0; index < maxLineCount; index++) a[index] = ... code is doing. suppose we have 3 string given as input in 3 different lines then how can we access each character of the string?

asked Jun 1, 2019 in Programming by Satbir Boss (24.2k points) | 237 views

0 votes

0 answers

18

Post Increment and pre incement
output is a=34 and x=13 can anyone plzz explain #include <iostream> using namespace std; int main() { int x = 10, a; a = x++ + ++x + x++; cout << "Post Increment Operation"; cout << "\na = " << a; cout << "\nx = " << x; return 0; } [closed]

asked May 30, 2019 in Programming by Arun Rout (117 points) | 68 views

+2 votes

3 answers

19

C Program Output and Explaination
void fun(int *p) { int q = 10; p = &q; z } int main() { int r = 20; int *p = &r; fun(p); printf("%d", *p); return 0; }

asked May 30, 2019 in Programming by manisha11 Active (2.3k points) | 275 views

+2 votes

3 answers

20

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 $25$ ?

asked May 22, 2019 in Programming by Manoj Kumar Pandey (281 points) | 162 views

+1 vote

2 answers

21

Made Easy Test Series:Programming(FLT4)
#include<stdio.h> #include<iostream> int bar(int m, int n){ if(m==0)return n; if(n==0)return m; return bar(n%m,m); } int foo(int m,int n){ return(m*n/bar(m,n)); } int main(){ int x=foo(1000,1500); printf("%d",x); return 0; } Output of the program is ___________

asked May 20, 2019 in Programming by srestha Veteran (119k points) | 217 views

0 votes

1 answer

22

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 $I) and IV)$

asked May 19, 2019 in Programming by srestha Veteran (119k points) | 227 views

0 votes

1 answer

23

Self doubt Data structures
Implement Linked list using stack.

asked May 19, 2019 in Programming by shraddha priya Active (4k points) | 159 views

0 votes

2 answers

24

oops doubt
A default catch block catches, [A]. all thrown objects [B]. no thrown objects [C]. any thrown object that has not been caught by an earlier catch block [D]. all thrown objects that have been caught by an earlier catch block

asked May 19, 2019 in Programming by logan1x Active (1.2k points) | 60 views

0 votes

1 answer

25

Gradeup - Programming in C
What will be the output of the below code? the answer given is E)0 but I am not getting it. #include <stdio.h> void fun(short int *a,char *b) { b += 2; short int *p = (short int*)b; *p = *a; } int main() { void (*fptr)(short int *,char ... printf("%d", arr[3]); return 0; } $A)$ Compilation error. $B) 100$ $C)$ Garbage Value $D)$ Segmentation Fault. $E) 0$

asked May 18, 2019 in Programming by Aishvarya Akshaya Vi (43 points) | 197 views

+1 vote

2 answers

26

Self Doubt-Programming
Can someone explain the output of this code? and what (char*) is doing actually? #include<stdio.h> struct Ournode{ char x, y, z; }; int main() { struct Ournode p={'1', '0', 'a'+2}; struct Ournode *q=&p; printf("%c, %c", '*((char*)q+1)', '*((char*)q+2)'); return 0; }

asked May 13, 2019 in Programming by srestha Veteran (119k points) | 166 views

0 votes

2 answers

27

Made Easy Test Series:Programming Test
Consider the following function $foo()$ void foo(int n){ if(n<=0) printf("Bye"); else{ printf("Hi"); foo(n-3); printf("Hi"); foo(n-1); } } Let $P(n)$ represent recurrence relation, indicating number of ... $1$ or $2?$

asked May 12, 2019 in Programming by srestha Veteran (119k points) | 166 views

0 votes

0 answers

28

Made Easy Test Series : Programming Test4
Consider the following C code: int getNextGap(int gap){ gap=(gap*10)/13; if(gap<1)return 1; return gap; } void mystery(int a[ ],int n){ int gap=n; bool red=true; while(gap!=1||red==true){ gap=getNextGap(gap); red ... elements, then what output will print at last? I mostly stuck how bool function working here. Plz help me out, how program executing:(

asked May 10, 2019 in Programming by srestha Veteran (119k points) | 157 views

0 votes

0 answers

29

Made Easy Test Series:Programming Test4-Function Call
Consider the following function int fun(int a[ ],int l, int target){ int i=0,j=0,sum=0,count=0; while(j<l){ if(sum<target){ sum=sum+a[j]; j++; } else if(sum>target){ sum=sum-a[i]; i++; } else{ count++; sum= ... call $fun\left ( a,16,8 \right )=$_______________ Given ans $6,$ but I got $4.$ Which one correct?? Any shortcut to evaluate??

asked May 8, 2019 in Programming by srestha Veteran (119k points) | 178 views

0 votes

1 answer

30

Can anyone please explain this question step by step
#include<stdio.h> int main(){ int (*a)[5]; int arr[5][5]={ {10,65,300,400,500}, {100,20,3000,40,5000} }; a = arr; ++a ; char *ptr = (char*)*a; ++a ; printf("%d %d %d",**a,*arr[1],*ptr); return 0; }

asked May 7, 2019 in Programming by kaveeshnyk (37 points) | 157 views

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title	title:apple
content	content:apple
exclude	-tag:apple
force match	+apple
views	views:100
score	score:10
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is accepted	isaccepted:true
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