Input / Output - Find Output of Program | Multiple Questions and Answers

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Input / Output - Find Output of Program Multiple Questions and Answers.

1.	What will be the output of the program ?
	`#include<stdio.h> char str = "char str = %c%s%c; main(){ printf(str, 34, str, 34);}"; int main() { printf(str, 34, str, 34); return 0; }`
	A.	char str = "char str = %c%s%c; main(){ printf(str, 34, str, 34);}"; main(){ printf(str, 34, str, 34);}
	B.	char *str = %c%s%c; main(){ printf(str, 34, str, 34);}
	C.	No output
	D.	Error in program

2.	If the file 'source.txt' contains a line "Be my friend" which of the following will be the output of below program?
	`#include<stdio.h> int main() { FILE fs, ft; char c[10]; fs = fopen("source.txt", "r"); c[0] = getc(fs); fseek(fs, 0, SEEK_END); fseek(fs, -3L, SEEK_CUR); fgets(c, 5, fs); puts(c); return 0; }`
	A.	friend
	B.	frien
	C.	end
	D.	Error in fseek();

3.	What will be the output of the program?
	`#include<stdio.h> int main() { float a=3.15529; printf("%2.1f\n", a); return 0; }`
	A.	3.00
	B.	3.15
	C.	3.2
	D.	3

4.	What will be the output of the program?
	`#include<stdio.h> int main() { printf("%c\n", ~('C'*-1)); return 0; }`
	A.	A
	B.	B
	C.	C
	D.	D

5.	What will be the output of the program?
	`#include<stdio.h> int main() { FILE fp; unsigned char ch; / file 'abc.c' contains "This is PakMcqs" */ fp=fopen("abc.c", "r"); if(fp == NULL) { printf("Unable to open file"); exit(1); } while((ch=getc(fp)) != EOF) printf("%c", ch); fclose(fp); printf("\n", ch); return 0; }`
	A.	This is PakMcqs
	B.	This is
	C.	Infinite loop
	D.	Error

Read More :

» Input / Output - General Questions

» Input / Output - Find Output of Program

» Input / Output - Point Out Errors

» Input / Output - Point Out Correct Statements

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