Database System Concepts
7th Edition
ISBN: 9780078022159
Author: Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher: McGraw-Hill Education
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- Write a loop that counts how many elements in an array are equal to zero. arrays.cpp 1 #include // sizet 2 int countZeros (const int values[], size_t size) { int count = 0; 3 4 for (int i; i using namespace std; 3 2 4 int countZeros(const int values[], size_t size); 5 int main() { int a[] = {1, 2, 0, 3}; cout <« countZeros (a, 4) <« endl; cout « "Expected: 1" « endl; 6 7 8 9 10 11 int b[] = {0, 2, 0, 3}; cout <« countZeros (b, 4) <« endl; cout « "Expected: 2" « endl; 12 13 14 15 int cl] -{1, 0, θ, 0, 0 ; cout <« countZeros (c, 5) <« endl; cout « "Expected: 4" « endl; 16 17 18 19 } CodeCheck Reset Testers Running Tester.cpp pass fail fail 1 Expected: 1 Expected: 2 Expected: 4 Score 1/3arrow_forwardSelect all code lines that creates a vector with content {10, 10, 10, 10). You are also given the C-type array, an_array with content (10, 10, 10, 10). std::vector a_vector (an_array, an_array + sizeof(an_array)/sizeof(int)); std::vector a_vector [10, 10, 10, 10); std::vector a_vector (10, 4); std::vector a_vector = {10, 10, 10, 10); Ostd::vector a_vector (4, 10);arrow_forwardWhat does each line of code mean?arrow_forward
- How do you initialize an array in C?a) int arr[3] = (1,2,3);b) int arr(3) = {1,2,3};c) int arr[3] = {1,2,3};d) int arr(3) = (1,2,3);arrow_forwardReview the code snippet. if numbersomeArray. Index { print (someArray[number]) print("Array index is out of range") else { What array property is used to return the size of the array? Complete the code by entering the property in the box.arrow_forwardint[] numList = new int [50]: for (int i = 0; i < 50; i++) numList[i] 2 * i: num[10] = -20; num(30] = 8; 40. What is the value of numList.length in the array above? b. 30 d. 50 41. Which ofthe following statements creates alpha, an anray of 5 components of the type int, and initializes each component to 10? (i) int [] alpha = {10, 10, 10, 10, 10); (ii) int (5] alpha = (10, 10, 10, 10, 10} a. Only (i) b. Only (ii) c. Both (i) and (ii) d. None of these 42. Consider the following declaration. int[] list = (2, 5, 7, 8, 12, 13, 15, 18, 22, 25}; %3D Which of the following correctly finds the sum of the clements of list? () for (int j = 0; j < 10; j++) sum = sum list[j]; for (int j = 1; j <= 10; j++) %3D sum + list [j); uns a. Only (i) b. Only (ii) c. Both (i) and (ii) d. None of these 43. What is the function of the reserved word class? It defines a data type and allocates memory. b. It defines only a data type; it does not allocate memory. It acts as a modifier. a. c. d. It has no function.…arrow_forward
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