InstructionsTotal Questions: 20Total Minutes: 20This ExamTray Free Online Exam tests your C Programming Skills on C Arrays, Multidimensional Arrays and Pointers to Arrays. Examples are given as questions and answers. Easily Attend Competitive Exams and Job Interview Questions. Go through C Theory Notes on Arrays before attempting this test. All the Best Challenge SCORE0 / 20Take This Exam 1*2*3*4*5*6*7*8*9*10*11*12*13*14*15*16*17*18*19*20*Q Buttons 1) What is an Array in C language.? A) A group of elements of same data type. B) An array contains more than one element C) Array elements are stored in memory in continuous or contiguous locations. D) All the above. 2) Choose a correct statement about C language arrays. A) An array address is the address of first element of array itself. B) An array size must be declared if not initialized immediately. C) Array size is the sum of sizes of all elements of the array. D) All the above 3) What are the Types of Arrays.? A) int, long, float, double B) struct, enum C) char D) All the above 4) An array Index starts with.? A) -1 B) 0 C) 1 D) 2 5) Choose a correct statement about C language arrays. A) An array size can not changed once it is created. B) Array element value can be changed any number of times C) To access Nth element of an array students, use students[n-1] as the starting index is 0. D) All the above 6) What is the output of C Program.? int main() { int a[]; a[4] = {1,2,3,4}; printf("%d", a[0]); } A) 1 B) 2 C) 4 D) Compiler error 7) What is the output of C Program.? int main() { int a[] = {1,2,3,4}; int b[4] = {5,6,7,8}; printf("%d,%d", a[0], b[0]); } A) 1,5 B) 2,6 C) 0 0 D) Compiler error Ad 8) What is the output of C Program.? int main() { char grade[] = {'A','B','C'}; printf("GRADE=%c, ", *grade); printf("GRADE=%d", grade); } A) GRADE=some address of array, GRADE=A B) GRADE=A, GRADE=some address of array C) GRADE=A, GRADE=A D) Compiler error 9) What is the output of C program.? int main() { char grade[] = {'A','B','C'}; printf("GRADE=%d, ", *grade); printf("GRADE=%d", grade[0]); } A) A A B) 65 A C) 65 65 D) None of the above 10) What is the output of C program.? int main() { float marks[3] = {90.5, 92.5, 96.5}; int a=0; while(a<3) { printf("%.2f,", marks[a]); a++; } } A) 90.5 92.5 96.5 B) 90.50 92.50 96.50 C) 0.00 0.00 0.00 D) Compiler error 11) What is the output of C Program.? int main() { int a[3] = {10,12,14}; a[1]=20; int i=0; while(i<3) { printf("%d ", a[i]); i++; } } A) 20 12 14 B) 10 20 14 C) 10 12 20 D) Compiler error 12) What is the output of C program.? int main() { int a[3] = {10,12,14}; int i=0; while(i<3) { printf("%d ", i[a]); i++; } } A) 14 12 10 B) 10 10 10 C) 10 12 14 D) None of the above 13) What is the output of C Program.? int main() { int a[3] = {20,30,40}; a[0]++; int i=0; while(i<3) { printf("%d ", i[a]); i++; } } A) 20 30 40 B) 41 30 20 C) 21 30 40 D) None of the above 14) What is the output of C program with arrays.? int main() { int a[3] = {20,30,40}; int b[3]; b=a; printf("%d", b[0]); } A) 20 B) 30 C) address of 0th element. D) Compiler error Ad 15) What is the output of C Program with arrays and pointers.? int main() { int a[3] = {20,30,40}; int (*p)[3]; p=&a; printf("%d", (*p)[0]); } A) 20 B) 0 C) address of element 20 D) Compiler error 16) What is the output of C program with arrays and pointers.? int main() { int a[3] = {20,30,40}; int *p[3]; p=&a; printf("%d", *p[0]); } A) 20 B) address of element 20 C) Garbage value D) Compiler error 17) What is the output of C program with arrays and pointers.? int main() { int a[3] = {20,30,40}; printf("%d", *(a+1)); } A) 20 B) 30 C) 40 D) Compiler error 18) What is an array Base Address in C language.? A) Base address is the address of 0th index element. B) An array b[] base address is &b[0] C) An array b[] base address can be printed with printf("%d", b); D) All the above 19) What is the output of C Program with arrays and pointers.? void change(int[]); int main() { int a[3] = {20,30,40}; change(a); printf("%d %d", *a, a[0]); } void change(int a[]) { a[0] = 10; } A) 20 20 B) 10 20 C) 10 10 D) 20 30 20) An entire array is always passed by ___ to a called function. A) Call by value B) Call by reference C) Address relocation D) Address restructure FINISH EXAM 1*2*3*4*5*6*7*8*9*10*11*12*13*14*15*16*17*18*19*20*PREVC Functions and Pointers - Online Test 3 NEXTArrays, Multidimensional Arrays and Pointers - Online Test 2 Certification Group ID 3858
