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| Which of the following output should be used to obtain a remainder after dividing 3.14 by 2.1 ?
| | #redirect [[:dev:Quiz]] |
| A) rem= modf(3.14,2.1);
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| B) rem =fmod(3.14,2.1);
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| C) rem=3.14%2.1;
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| D) Remainder cannot be obtain in floating point division.
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| ANSWER: C
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| What are the type of linkages?
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| A) External and None
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| B) Internal
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| C) Internal and External
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| D) External,Internal and None
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| ANSWER: D
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| Which of the following special symbol allowed in a variable name?
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| A) * (asterisk)
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| B) - (hyphen)
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| C) _ (underscore)
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| D) | (pipeline)
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| ANSWER: C
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| 4 Is there any difference between following these declarations ?
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| 1. extern int fun();
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| 2. int fun();
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| A) No difference, except extern int fun(); is probably in another file
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| B) Both are identical
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| C) int fun(); is overrided with extern int fun();
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| D) None of these
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| ANSWER: A
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| 5 How would you round off a value from 1.66 to 2.0?
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| A) ceil(1.66)
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| B) floor(1.66)
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| C) roundup(1.66)
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| D) roundto(1.66)
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| ANSWER: A
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| 6.
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| By default a real number is treated as a
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| A) float
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| B) double
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| C) long double
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| D) far double
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| ANSWER: B
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| 7.
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| Which of the following is not user defined data type?
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| 1 :
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| struct book
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| {
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| char name[10];
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| float price;
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| int pages;
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| };
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| 2 :
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| long int l = 2.35;
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| 3 :
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| enum day {Sun, Mon, Tue, Wed};
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| A) 1
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| B) 2
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| C) 3
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| D) Both 1 and 2
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| ANSWER: B
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| Is the following statement a declaration or definition?
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| extern int i;
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| A) Declaration
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| B) Definition
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| C) Function
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| D) Error
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| ANSWER: A
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| 9.
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| Identify which of the following are declarations
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| 1 :
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| extern int x;
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| 2 :
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| float square ( float x ) { ... }
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| 3 :
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| double pow(double, double);
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| A) 1
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| B) 2
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| C) 1 and 3
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| D) 3
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| ANSWER: C
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| 10.
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| In the following program where is the variable a getting defined and where it is getting declared?
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| #include<stdio.h>
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| int main()
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| {
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| extern int a;
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| printf("%d\n", a);
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| return 0;
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| }
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| int a=20;
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| A) extern int a is declaration, int a = 20 is the definition
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| B) int a = 20 is declaration, extern int a is the definition
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| C) int a = 20 is definition, a is not defined
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| D) a is declared, a is not defined
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| ANSWER: A
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| 11.
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| When we mention the prototype of a function?
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| A) Defining
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| B) Declaring
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| C) Prototyping
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| D) Calling
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| ANSWER: B
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| 12.
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| What is the output of the program given below ?
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| #include<stdio.h>
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| int main()
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| {
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| enum status { pass, fail, atkt};
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| enum status stud1, stud2, stud3;
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| stud1 = pass;
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| stud2 = atkt;
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| stud3 = fail;
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| printf("%d, %d, %d\n", stud1, stud2, stud3);
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| return 0;
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| }
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| A) 0, 1, 2
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| B) 1, 2, 3
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| C) 0, 2, 1
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| D) 1, 3, 2
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| ANSWER: C
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| 13.
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| What will be the output of the program in 16 bit platform (Turbo C under DOS)?
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| #include<stdio.h>
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| int main()
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| {
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| extern int i;
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| i = 20;
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| printf("%d\n", sizeof(i));
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| return 0;
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| }
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| A) 2
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| B) 4
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| C) vary from compiler
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| D) Linker Error : Undefined symbol 'i'
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| ANSWER: D
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| 14.
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| What is the output of the program?
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| #include<stdio.h>
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| int main()
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| {
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| extern int a;
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| printf("%d\n", a);
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| return 0;
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| }
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| int a=20;
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| A) 20
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| B) 0
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| C) Garbage Value
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| D) Error
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| ANSWER: A
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| 15.
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| What is the output of the program in Turbo C (in DOS 16-bit OS)?
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| #include<stdio.h>
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| int main()
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| {
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| char *s1;
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| char far *s2;
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| char huge *s3;
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| printf("%d, %d, %d\n", sizeof(s1), sizeof(s2), sizeof(s3));
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| return 0;
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| }
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| A) 2, 4, 6
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| B) 4, 4, 2
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| C) 2, 4, 4
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| D) 2, 2, 2
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| ANSWER: C
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