Recent questions in Programming / GATE Overflow for GATE CSE

3 votes

1 answer

221

GO Classes Test Series 2024 | Programming | Test 3 | Question: 19
#include<stdio.h> int test(int *a, int *b) { int c = *a-*b; if (c<0) return 0; else return (1 + test(&c, b)); } void main() { int x = 15; int y = 4; int a = test(&x,&y); printf("%d", a); } $2$ $3$ $4$ Run time error since we can not pass the address of local variable c in the function test.

#include<stdio.h int test(int *a, int *b) { int c = *a-*b; if (c<0) return 0; else return (1 + test(&c, b)); } void main() { int x = 15; int y = 4; int a = test(&x,&y); p...

GO Classes

405 views

GO Classes asked Apr 30, 2022

3 votes

1 answer

222

GO Classes Test Series 2024 | Programming | Test 3 | Question: 21
Consider the following C code where main shows the intended use of the functions relating to struct foo. struct foo { int x; int y; int * p; }; struct foo* make_foo() { struct foo *foo = malloc(sizeof( ... program has a dangling pointer Given program may result in run time error Given program will result in a compile-time error

Consider the following C code where main shows the intended use of the functions relating to struct foo.struct foo { int x; int y; int * p; }; struct foo* make_foo() { st...

GO Classes

575 views

GO Classes asked Apr 30, 2022

3 votes

1 answer

223

GO Classes Test Series 2024 | Programming | Test 3 | Question: 22
What does the following program print? #include<stdio.h> #include<string.h> struct MdbRec { char name[16]; char msg[24]; }; int main() { struct MdbRec m[1]; strcpy(m[0].name, "dude"); strcpy(m[0].msg, " ... printf("%d", m->msg - (char *)m ); } Prints nothing Prints $17$ Prints $24$ Prints $16$

What does the following program print?#include<stdio.h #include<string.h struct MdbRec { char name[16]; char msg[24]; }; int main() { struct MdbRec m ; strcpy(m[0].name, ...

GO Classes

583 views

GO Classes asked Apr 30, 2022

3 votes

2 answers

224

GO Classes Test Series 2024 | Programming | Test 3 | Question: 23
What will be the output of the following lines of code? int i = 0; int j = 0; char *s = "ceded"; while (s[i] != '\0') { j = j + s[i] - 'b'; i = i + 1; } printf("%d %d\n", i, j); $5\; 11$ $4\; 16$ $5\; 16$ $4 \;11$

What will be the output of the following lines of code?int i = 0; int j = 0; char *s = "ceded"; while (s[i] != '\0') { j = j + s[i] - 'b'; i = i + 1; } printf("%d %d\n", ...

GO Classes

301 views

GO Classes asked Apr 30, 2022

3 votes

1 answer

225

GO Classes Test Series 2024 | Programming | Test 3 | Question: 26
What will be the output of the following C program? #include<stdio.h> int main() { static int p[] = {1, 2, 3, 0, 5, 6}; static int *q[] = {p+2, p+1, p, p+3, p+4, p+5}; static int **r[] = {q+4, q+5, q+1, q, q+2, q+3}; int ***pt; pt = r + 2; printf("%d", ***(pt+3)-**(q+1)); }

What will be the output of the following C program?#include<stdio.h int main() { static int p[] = {1, 2, 3, 0, 5, 6}; static int *q[] = {p+2, p+1, p, p+3, p+4, p+5}; stat...

GO Classes

463 views

GO Classes asked Apr 30, 2022

5 votes

1 answer

226

GO Classes Test Series 2024 | Programming | Test 3 | Question: 29
Mark all options which are likely to create problems with memory, i.e., run time error or have a memory leak. Assume malloc is always successful, and sizes are as follows - sizeof(int *) = 8 bytes sizeof(double) = 8 bytes sizeof(char) = 1 ... 4 int *p = malloc(sizeof(char)); *p = 0; Program $1$ Program $2$ Program $3$ Program $4$

Mark all options which are likely to create problems with memory, i.e., run time error or have a memory leak. Assume malloc is always successful, and sizes are as follows...

GO Classes

616 views

GO Classes asked Apr 30, 2022

4 votes

1 answer

227

GO Classes Test Series 2024 | Programming | Test 3 | Question: 30
What will be the output of the following program? It is given that $\textsf{sizeof(int) = 4}$ and $\textsf{sizeof(int *) = 8.}$ #include<stdio.h> main(){ void** p = 1000; int* q = ((int*)(p + 1)) - 1; printf("%u", q); } $1000$ $1008$ $1004$ Error, since $p+1$ is not allowed as $p$ is declared as void.

What will be the output of the following program?It is given that $\textsf{sizeof(int) = 4}$ and $\textsf{sizeof(int *) = 8.}$#include<stdio.h main(){ void p = 1000; int...

GO Classes

357 views

GO Classes asked Apr 30, 2022

0 votes

1 answer

228

A frame buffer array is addressed in row major order for a monitor with pixel locations starting from (0,0) and ending with (100,100). What is address of the pixel(6,10)? Assume one bit storage per pixel and starting pixel location is at 0. 1) 1016 2)1006 3) 610 4)616

A frame buffer array is addressed in row major order for a monitor with pixel locations starting from (0,0) and ending with (100,100). What is address of the pixel(6,10)?...

viral8702

505 views

viral8702 asked Apr 29, 2022

0 votes

0 answers

229

C programming - code
what is the ouput of this code ? main() { int x = 10; int y = (++x) + (--x); printf(“%d”,y); } and i am confuse about this code specifically about this expression int y = (++x) + (--x); so if this expression is wrong so what the wrong about this expression and topic related to “Precedence and associativity”

what is the ouput of this code ?main(){int x = 10;int y = (++x) + ( x);printf(“%d”,y);} and i am confuse about this code specifically about this expression int y = (+...

ykrishnay

278 views

ykrishnay asked Apr 27, 2022

0 votes

0 answers

230

write down a program to implement n queen problem using constraint programming approch when n=4
cse

cse

geraad

104 views

geraad asked Apr 26, 2022

8 votes

1 answer

231

GO Classes Test Series 2024 | Programming | Test 2 | Question: 3
Consider two files given below. //file1.c #include<stdio.h> main () { extern int i; printf("file1"); } //file2.c #include<stdio.h> main () { int i =1; printf("file2"); } We compile ... compiled independently but can not be linked together file$1$.c can be compiled and linked independently of file$2$.c.

Consider two files given below.//file1.c #include<stdio.h main () { extern int i; printf("file1"); } //file2.c #include<stdio.h main () { int i =1; printf("file2"); }We c...

GO Classes

651 views

GO Classes asked Apr 24, 2022

5 votes

1 answer

232

GO Classes Test Series 2024 | Programming | Test 2 | Question: 9
What will be the output of running file main.c? write.c *********************** extern int count; void write_extern() { count +=2; } main.c *********************** #include "write.c" #include<stdio.h> int count = 5; main() { write_extern(); write_extern(); printf("%d", count); } $0$ $5$ $9$ None of these

What will be the output of running file main.c?write.c * extern int count; void write_extern() { count +=2; }main.c * #include "write.c" #include<st...

GO Classes

358 views

GO Classes asked Apr 24, 2022

3 votes

1 answer

233

GO Classes Test Series 2024 | Programming | Test 2 | Question: 20
Consider the following two .c files, which both include the same .h file: When compiled, linked, and executed, the following output results: $x = 1 \; y = 2\; z = 3\; w = 4\; v = 5$ Assuming that this program compiled and linked ... Line$(6)$ - empty Line$(7)$ - empty Line$(8)$ - static Line$(9)$ - empty Line$(10)$ - static

Consider the following two .c files, which both include the same .h file:When compiled, linked, and executed, the following output results:$x = 1 \; y = 2\; z = 3\; w = 4...

GO Classes

446 views

GO Classes asked Apr 24, 2022

6 votes

3 answers

234

GO Classes Test Series 2024 | Programming | Test 2 | Question: 21
What will be the output of the following program? #include<stdio.h> int rec(int x, int y) { static int count = 0; if (x == 0) return count; count++; if (x > y) rec(x - y, y); else rec(x, y - x); return count; } main() { int i = 10, j = 2, n; n = rec(i, j); printf("%d", n); } $4$ $5$ $6$ Infinite loop

What will be the output of the following program?#include<stdio.h int rec(int x, int y) { static int count = 0; if (x == 0) return count; count++; if (x y) rec(x - y, y)...

GO Classes

428 views

GO Classes asked Apr 24, 2022

6 votes

1 answer

235

GO Classes Test Series 2024 | Programming | Test 2 | Question: 23
What will be the output of the program below- int i = 1; void my_extern1(void); void my_extern2(void); int main() { int count = 0; while (i++<5) { static int i = 3; i++; count +=i; my_extern1(); } printf("%d", ... (); } void my_extern2(){ extern int i; if (i++ < 3) my_extern1(); } Infinite recursion $9$ $4$ $5$

What will be the output of the program below-int i = 1; void my_extern1(void); void my_extern2(void); int main() { int count = 0; while (i++<5) { static int i = 3; i++; c...

GO Classes

339 views

GO Classes asked Apr 24, 2022

0 votes

1 answer

236

How to find a range of float,double,long in c programming?
How to find a range of float,double,long in c programming? just like we find the range in case of int (signed,unsigned),char (signed ,unsigned) in c programming language ? like integer unsigned range is 0 to 65535 and so on for other data types ? Thank you ahead

How to find a range of float,double,long in c programming? just like we find the range in case of int (signed,unsigned),char (signed ,unsigned) in c programming language ...

ykrishnay

251 views

ykrishnay asked Apr 23, 2022

5 votes

1 answer

237

GO Classes 2023 | Weekly Quiz 8 | Question: 2
Consider below four program fragments. Which of the program(s) is/are likely to produce run time error or memory leak. Assume malloc is always successful, and sizes are as follows - sizeof(int *) = 8 bytes sizeof(double) = 8 bytes sizeof(char) = 1 byte sizeof( ... ] = %d\n", a[0], a[1]); return 0; } Program $1$ Program $2$ Program $3$ Program $4$

Consider below four program fragments. Which of the program(s) is/are likely to produce run time error or memory leak. Assume malloc is always successful, and sizes are a...

GO Classes

1.2k views

GO Classes asked Apr 21, 2022

3 votes

2 answers

238

GO Classes 2023 | Weekly Quiz 8 | Question: 3
#include <stdio.h> int main() { int i= 255; short int *s= (short int *)&i; printf("%d\n", *s); } What will be the output of the above program in little-endian and big-endian, respectively? $(65280\text{ is } 255\times2^8)$ $255,\; 0$ $65280,\; 0$ $0,\;0$ $0,\; 65280$

#include <stdio.h int main() { int i= 255; short int *s= (short int *)&i; printf("%d\n", *s); }What will be the output of the above program in little-endian and big-endia...

GO Classes

620 views

GO Classes asked Apr 21, 2022

9 votes

1 answer

239

GO Classes Test Series 2024 | Programming | Test 1 | Question: 6
Consider the $k$ bit binary pattern on 2's complement system. $\text{T}_{\max}$ and $\text{T}_{\min}$ are maximum and minimum signed numbers we can represent using $k$ bits. $\text{U}_{\max}$ and $\text{U}_{\min}$ are maximum and minimum ... $\text{U}_{\min} = !(1>>31)$ $\text{U}_{\max} = \;\sim(1>>31)$

Consider the $k$ bit binary pattern on 2’s complement system.$\text{T}_{\max}$ and $\text{T}_{\min}$ are maximum and minimum signed numbers we can represent using $k$ b...

GO Classes

621 views

GO Classes asked Apr 18, 2022

8 votes

1 answer

240

GO Classes Test Series 2024 | Programming | Test 1 | Question: 8
What is the output of the following code? Assume that int is $32$ bits, short is $16$ bits, and the representation is two's complement. unsigned int x = 0xDEADBEEF; unsigned short y = 0xFFFF; signed int z = -1; ... Hello"); if (x > z) printf("World"); Prints nothing Prints Hello Prints World Prints HelloWorld

What is the output of the following code? Assume that int is $32$ bits, short is $16$ bits, and the representation is two’s complement.unsigned int x = 0xDEADBEEF; unsi...

GO Classes

559 views

GO Classes asked Apr 18, 2022

tags	tag:apple
author	user:martin
title	title:apple
content	content:apple
exclude	-tag:apple
force match	+apple
views	views:100
score	score:10
answers	answers:2
is accepted	isaccepted:true
is closed	isclosed:true