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C++ help! #4,6,7 c) no-test d) loop-test e) None of these 1. Which of the following...
C++ programing Which of the following statements (a-d) are true if the following lines of code are executed? int G = 17; int &H = G; A. H is now an alternate name for G B. Adding 1 to H will change the value of G to 18 C. Subtracting 5 from G and printing H will display the value 12 D. The condition H == G will give a true result E. All of the statements (a-d) are true...
2. Let D-E-(-2,-10,1,2). write negations for each of the following statements and determine which is true, the original or the negation. Vx e D,3y E E such that xy 2 y True: OriginalNesgation a. b. 3x E D such that Vy E E, x y True: Original Negation
QUESTION 1 Given two double variables named x and y, which of the following statements could you use to initialize both variables to a value of 0.0? a. x | y = 0.0; b. x = y = 0.0; c. x, y = 0.0; d. none of the above 1 points QUESTION 2 When you use a range-based for loop with a vector, you a. can avoid out of bounds access b. must still use a counter variable c....
should be in C language What is the output of the following segment of C code: void CapsLetter (char* x, charl); int main() { char* text; text="This is some sample text."; CapsLetter(text, 'e'); printf("%s", text); return 0; سی void Caps Letter (char* x, char 1) { int i=0; while (x[i]!='\0') { if (x[i]==1) x[i]=1-32; } 1. This is som sample text. 2. THIS IS SOME SAMPLE TEXT. 3. This is some sample text. 4. this is some sample text. What...
,,1. Which of the following statments are valid C++ statements? A) cout << "Hello World" : B) cout << Hello World; C) cout << "Hello " << "World" ; D) cout << "Hello" << "World" ; 2. What is the difference between the literals 'A' and "A"? ,3. Read the input from user; Check for valid entries If input is invalid: print an error message; else: calculate the result and print to the console; exit; The code snippet above may...
State true or false: (6 x 2 = 12 pts) Using -- with a reverse iterator moves it from the back toward the front of a list b) The body of a do-while loop is always executed at least once. c) If p points to the array element a[j], then p + i points to a[i+j]. d) Any number of pointer variables may point to the same object. In terms of both execution speed and memory usage usually iterative solutions...
c++ question 1. C++ string Class What does the output look like after executing the following statements? std::string numstr = "12"; numstr += "3"; std::cout << numstr << '\n'; A. None of these. B. The snippet has syntax errors. C. 15 D.123 // 2. Let S be a class that allows integers to be stored in its objects like an array. For example, if obj is an object of S, one can write statements like obj[0] = 100; or int...
CHAPTER 6 QUESTION 1 Which of these names follows the naming conventions for constants presented in this chapter? a. WeeksInYear b. Weeks_In_Year c. weeks_in_year d. WEEKS_IN_YEAR 1 points QUESTION 2 Which of the following data types can you not use to store the value 500? a. float b. char c. int d. double 1 points QUESTION 3 What values are in the vector named pressures after the following code is executed? vector pressures; pressures.push_back(32.4); pressures.push_back(33.5); pressures.insert(pressures.begin(), 34.2); int index =...
QUESTION 1 What will be displayed as a result of executing the following code? int x = 5, y = 20; x += 32; y /= 4; cout <<"x = " << x <<"y = " << y; A. x = 32, y = 4 B. x = 9, y = 52 C. x = 37, y = 5 D. x = 160, y = 80 8 points QUESTION 2 What will be the displayed when the following code...
QUESTION 3 Assume x = 4 and y = 5, which of the following is true? x < 5 || y < 5 x > 5 || y > 5 x < 5 && y < 5 x > 5 && y > 5 QUESTION 14 Which of the following statements are the same? (A) x -= x + 4 (B) x = x + 4 - x (C) x = x - (x + 4) (A) and (B) are...