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Chapter 11 IM Answers

Chapter 11 IM Answers - An Introduction to Programming with...

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An Introduction to Programming with C++: Fifth Edition 978-1-4188-3618-4 Chapter 11 Answers CONCEPT LESSON REVIEW QUESTIONS 1. c All of the elements in a one-dimensional array have the same subscript. 2. c subscript 3. b int population[5] = {0}; 4. b 500 with 510 5. a 20000 with 900 6. a display 22000 7. d if (x >= 0 && x <= 4) 8. d while (x <= 4) { sales[x] = sales[x] + 100; x = x + 1; } //end while 9. b while (x < 4) { total = total + nums[x]; x = x + 1; } //end while avg = static_cast<double>(total) / static_cast<double>(x); 10. a 0.0 11. c 6.0 12. b 5.0 13. d 8.0 14. a 0, 0 15. a combination of two subscripts 16. c int sales[3][4] = {0}; 17. d 800 with 810 18. a 20000 with 900 19. a display 1300 20. d if (row >= 0 && row <= 1 && col >= 0 && col <= 4) 21. c cout << cities[8] << endl; EXERCISES – PENCIL AND PAPER 1. int numbers[20] = {0}; numbers[1] = 7; 2. double rates[5] = {6.5, 8.3, 4.0, 2.0, 10.5}; 3. for (int x = 0; x < 5; x = x + 1) cout << rates[x] << endl; //end for 4. int x = 0; while (x < 5) { cout << rates[x] << endl; x = x + 1; } //end while 5. double high = rates[0]; int x = 1;
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while (x < 5) { if (rates[x] > high) high = rates[x]; //end if x = x + 1; } //end while cout << high << endl; 6. double high = rates[0]; for (int x = 1; x < 5; x = x + 1) if (rates[x] > high) high = rates[x]; //end if //end for
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