Programming
Exam: “Programming 1” , course 1, ACS, year 2023-2024 Part I , v5 Surround the true answer of the following questions: 1. What is the equivalent to the expression: d= –c + b++; A. c=c-1; b=b+1; d=c+b; B. c=c-1; d=c+b; b=b+1; C. c=c+1; d=c+b; b=b+1; D. c=c-1; b=b-1; d=c+b; 2. Every console C program has to contain function A. system B. start C. main D. standard 3. Which of the following is a properly defined struct? A. struct {int a;} B. struct a_struct {int a;} C. struct a_struct int a; D. struct a_struct {int a;}; 4. Which properly declares a variable of struct ab? A. struct ab; B. ab var; C. ab; D. int ab; 5. What is the return type of the function with prototype: “int func(char x, float v, double t);” A. char B. int C. float D. double 6. Which of the following is not a correct variable type? A. float B. real C. int D. double 7. Which of the following gives the memory address of integer variable a? A. *a; B. a; C. &a; D. address(a); 8.What does the term “bit” mean? A. a decimal digit, which can accept values from 0 to 10. B. a binary digit, which can accept values from 0 to 1. C. an octal digit, which can accept values from 0 to 8. D. none of the above 9. How many bits are there in one byte? A. 10 B. 2 C. 8 D. 12 10. Which of the following gives the value stored at the address pointed to by the pointer a? A. a; B. val(a); C. *a; D. &a; Exam: “Programming 1” , course 1, ACS, year 2023-2024 Part II , v5 Write what will be displayed on the screen after execution of the following 3 test programs: //Test2-1 #include #include int main( void) { int a=3, b=2, c=4; printf(“n After init: a=%d, b=%d, c=%d”, a,b,c); a += b– + ++c ; printf(“n Res: a=%d, b=%d, c=%d”, a,b,c); printf(“n Press any key to end…”); getch(); } //Test2-2 #include #include float func1(float *ar, int N); int main(void) { float ar[]={2.0,5.0,3.0,2.0}; int N; float res; N=sizeof(ar)/sizeof(float); res=func1(ar,N); printf(“nTest2: B E G I N”); printf(“n N=%d, res= %7.2fn”, N, res); system(“pause”); return 0; } float func1(float * ar, int N) { int i; float f=0; for (i=0; i
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