Q: What will be the output of the program in Turbo C? #include int main(int argc, char *argv, char *env[]) { int i; for(i=1; i<argc; i++) printf("%s\n", env[i]); return 0; }

List of all environment variables

Question 1

What will be the output of the program if it is executed like below? cmd> sample /* sample.c */
#include<stdio.h>

int main(int argc, char **argv)
{
    printf("%s
", argv[argc-1]);
    return 0;
}

Accepted Answer

sample

Question 2

What will be the output of the program (myprog.c) given below if it is executed from the command line? cmd> myprog one two three /* myprog.c */ #include #include int main(int argc, char **argv) { printf("%s ", *++argv); …

Accepted Answer

one

Question 3

What will be the output of the program (sample.c) given below if it is executed from the command line? cmd> sample friday tuesday sunday /* sample.c */
#include<stdio.h>

int main(int sizeofargv, char *argv[])
{
    while(sizeofargv)
        printf(…

Accepted Answer

sunday tuesday friday sample

Question 4

What will be the output of the program (sample.c) given below if it is executed from the command line? cmd> sample "*.c" /* sample.c */ #include int main(int argc, int *argv) { int i; for(i=1; i

Accepted Answer

*.c

Question 5

What will be the output of the program (sample.c) given below if it is executed from the command line? cmd> sample friday tuesday sunday /* sample.c */
#include<stdio.h>

int main(int argc, char *argv[])
{
    printf("%c", **++argv);
    return 0;
}

Accepted Answer

f

Question 6

What will be the output of the program (sample.c) given below if it is executed from the command line? cmd> sample one two three /* sample.c */
#include<stdio.h>

int main(int argc, char *argv[])
{
    int i=0;
    i+=strlen(argv[1]);
    while(i>0)…

Accepted Answer

eno

Question 7

If the following program (myproc.c) is present in the directory "C:\TC" then what will be output of the program if run it from DOS shell? /* myproc.c */
#include<stdio.h>

int main(int argc, char *argv[])
{
    printf("%s", argv[0]);
    return 0;
}

Accepted Answer

In order to execute it from DOS shell, we have to run the created EXE file by entering the exe file name as C:\TC>myproc <enter>.

Question 8

What will be the output of the program in Turbo C? #include<stdio.h>

int main(int argc, char *argv, char *env[])
{
    int i;
    for(i=1; i<argc; i++)
        printf("%s
", env[i]);
    return 0;
}

Accepted Answer

List of all environment variables

Question 9

What will be the output of the program (myprog.c) given below if it is executed from the command line? cmd> myprog one two three /* myprog.c */ #include int main(int argc, char *argv[]) { int i; for(i=1; i

Accepted Answer

ott

Question 10

What will be the output of the program (myprog.c) given below if it is executed from the command line? cmd> myprog 1 2 3 /* myprog.c */ #include #include int main(int argc, char **argv) { int i, j=0; for(i=0; i

Accepted Answer

6

Question 11

What will be the output of the program #include<stdio.h>
void fun(int);

int main(int argc)
{
    printf("%d ", argc);
    fun(argc);
    return 0;
}
void fun(int i)
{
    if(i!=4)
        main(++i);
}

Accepted Answer

1 2 3 4

Question 12

What will be the output of the program (myprog.c) given below if it is executed from the command line? cmd> myprog friday tuesday sunday /* myprog.c */
#include<stdio.h>

int main(int argc, char *argv[])
{
    printf("%c", *++argv[1]);
    return 0;…

Accepted Answer

r

Question 13

What will be the output of the program (myprog.c) given below if it is executed from the command line? cmd> myprog one two three /* myprog.c */
#include<stdio.h>

int main(int argc, char **argv)
{
    printf("%c
", **++argv);
    return 0;
}

Accepted Answer

o

Question 14

What will be the output of the program (sample.c) given below if it is executed from the command line (Turbo C in DOS)? cmd> sample 1 2 3 /* sample.c */
#include<stdio.h>

int main(int argc, char *argv[])
{
    int j;
    j = argv[1] + argv[2] + arg…

Accepted Answer

Here argv[1], argv[2] and argv[3] are string type. We have to convert the string to integer type before perform arithmetic operation. Example: j = atoi(argv[1]) + atoi(argv[2]) + atoi(argv[3]);

Question 15

What will be the output of the program (sample.c) given below if it is executed from the command line? cmd> sample 1 2 3 cmd> sample 2 2 3 cmd> sample 3 2 3 /* sample.c */
#include<stdio.h>

int main(int argc, char *argv[])
{
    printf("%s
", argv…

Accepted Answer

sample

Question 16

What will be the output of the program (sample.c) given below if it is executed from the command line? cmd> sample friday tuesday sunday /* sample.c */
#include<stdio.h>

int main(int argc, char *argv[])
{
    printf("%c", *++argv[2] );
    return 0…

Accepted Answer

u

Question 17

What will be the output of the program (myprog.c) given below if it is executed from the command line? cmd> myprog one two three /* myprog.c */ #include #include int main(int argc, char **argv) { int i; for(i=1; i<=3; i++…

Accepted Answer

65519 65521

Question 18

What will be the output of the program (sample.c) given below if it is executed from the command line? cmd> sample monday tuesday wednesday thursday /* sample.c */
#include<stdio.h>

int main(int argc, char *argv[])
{
    while(--argc>0)
        pri…

Accepted Answer

monday tuesday wednesday thursday

Question 19

What will be the output of the program (myprog.c) given below if it is executed from the command line? cmd> myprog 10 20 30 /* myprog.c */ #include int main(int argc, char **argv) { int i; for(i=0; i

Accepted Answer

myprog 10 20 30

Question 20

What will be the output of the program (sample.c) given below if it is executed from the command line (turbo c under DOS)? cmd> sample Good Morning /* sample.c */
#include<stdio.h>

int main(int argc, char *argv[])
{
    printf("%d %s", argc, argv[1…

Accepted Answer

3 Good

Command Line Arguments Questions